Name: MPQ2483
Brand: Central Semiconductor Corp
SKU: MPQ2483
Availability: InStock
Rating: 5 (112 reviews)

MPQ2483

Pour Référence Seulement

Référence	MPQ2483
Fabricant	Central Semiconductor Corp
Description	TRANS 4NPN 40V
Fiche technique
paquet	14-DIP (0.300", 7.62mm)
ECAD
En stock	5 504 piece(s)
Prix unitaire	Request a Quote
Délai de mise en œuvre	Expédition possible immédiatement
Temps de livraison estimé	nov. 9 - nov. 14 (Choisissez l'expédition accélérée)
Demander un Devis

Méthodes de paiement
Services de livraison

Nous offrons MPQ2483 pour prix compétitif sur le marché mondial, s'il vous plaît envoyez-nous une demande de quota pour les prix. Merci!
Pour traiter votre demande de devis, s'il vous plaît ajouter MPQ2483 avec la quantité dans la nomenclature. Heisener.com Ne nécessite pas de toute inscription pour demander un devis de MPQ2483.

Spécifications MPQ2483

Fabricant	Central Semiconductor Corp
Catégorie	Produits à semiconducteurs discrets - Transistors - Bipolaires (BJT) - Matrices
paquet	14-DIP (0.300", 7.62mm)
ECAD
Séries	-
Type de transistor	4 NPN (Quad)
Courant - Collecteur (Ic) (Max)	-
Tension - Panne de l'émetteur du collecteur (Max)	40V
Vce Saturation (Max) @ Ib, Ic	-
Current - Collector Cutoff (Max)	20nA (ICBO)
Courant DC Gain (hFE) (Min) @ Ic, Vce	-
Puissance - Max	3W
Fréquence - Transition	50MHz
Température de fonctionnement	-
Type de montage	Through Hole
Paquet / cas	14-DIP (0.300", 7.62mm)
Package de périphérique fournisseur	TO-116

MPQ2483 Packaging

MPQ2483 FAQ

1. How to order MPQ2483 on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that MPQ2483 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the MPQ2483. All suppliers must pass our qualification reviews before they can publish their products including MPQ2483 on Heisener; we pay more attention to the channels and quality of MPQ2483 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the MPQ2483 price and inventory displayed accurate?

The price and inventory of MPQ2483 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of MPQ2483?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the MPQ2483 we delivered, we will accept the replacement or return of the MPQ2483 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of MPQ2483.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as MPQ2483 pin diagram, MPQ2483 datasheet?

If you need any after-sales service, please do not hesitate to contact us.

MPQ2483 Produits Connexes

SIT1602BC-13-18E-62.500000D	SiTime, -20 TO 70C, 2520, 50PPM, 1.8V, 6, -, -	Vue
2220J0100123JCT	Knowles Syfer, CAP CER 2220, 2220 (5750 Metric), -	Vue
FG26X7R2A334KNT00	TDK Corporation, CAP CERAMIC COMM RADIAL, Radial, -	Vue
DBD10G-TM-E	ON Semiconductor, DIODE BRIDGE 1PH 1A 600V 4SMD, 4-SMD, Gull Wing, -	Vue
0387700802	Molex, LLC, CONN BARRIER STRIP 2CIRC 0.375", -, -	Vue
63453-012LF	Amphenol FCI, CONN RCPT 12POS T/H GOLD, -, -	Vue
DW-08-10-F-D-473	Samtec Inc., .025" BOARD SPACERS, -, -	Vue
MS17344C20C11P	Amphenol Industrial Operations, CONN PLUG 13POS INLINE PIN, -, -	Vue
M83723/76A22558	Amphenol Aerospace Operations, CONN PLUG 55POS STRAIGHT W/PINS, -, -	Vue
ABM43DTAS-S189	Sullins Connector Solutions, CONN EDGE DUAL FMALE 86POS 0.156, -, -	Vue
VE-B6R-MY-S	Vicor Corporation, CONVERTER MOD DC/DC 7.5V 50W, Full Brick, -	Vue
V24C15H150BF3	Vicor Corporation, CONVERTER MOD DC/DC 15V 150W, Quarter Brick, -	Vue

MPQ2483 Des garanties

Garanties de service

Nous garantissons la satisfaction du client à 100%.

Notre équipe de vente expérimentée et notre équipe d'assistance technique recourent à nos services pour satisfaire tous nos clients.

Garantie de qualité

Nous fournissons une garantie de 90 jours.

Si les articles que vous avez reçus n'étaient pas de qualité parfaite, nous serions responsables de votre remboursement ou de votre remplacement, mais les articles doivent être retournés dans leur état d'origine.

Chaînes d'approvisionnement mondiales - Ressources de distributeurs fiables et agréées

Référence	Fabricant	Description	Stock
MPQ2483ADQ-AEC1-LF-P D# MPQ2483ADQ-AEC1-LF-P	Monolithic Power Systems	AUTOMOTIVE GRADE, 2.5A/55V PROG FREQ WLED DRIVER - Tape and Reel (Alt: MPQ2483ADQ-AEC1-LF-P) RoHS: Compliant	0
MPQ2483 PBFREE D# MPQ2483 PBFREE	Central Semiconductor Corp	Transistor BJT Array Dual NPN 40V 14-Pin TO-116 Sleeve (Alt: MPQ2483 PBFREE) RoHS: Compliant	0
MPQ2483 TIN/LEAD D# MPQ2483 TIN/LEAD	Central Semiconductor Corp	Transistor BJT Array Dual NPN 40V 14-Pin TO-116 Sleeve (Alt: MPQ2483 TIN/LEAD) RoHS: Not Compliant	0
MPQ2483ADQ-LF-P D# MPQ2483ADQ-LF-P	Monolithic Power Systems	INDUSTRIAL GRADE, 2.5A/55V PROG FREQ WLED DRIVER - Tape and Reel (Alt: MPQ2483ADQ-LF-P) RoHS: Compliant	0
MPQ2483ADS-AEC1-LF-P D# MPQ2483ADS-AEC1-LF-P	Monolithic Power Systems	LED Driver Step-Down/inverting Step-Up/Step-Down PWM 4.5V to 55V 14-Pin SOIC T/R - Tape and Reel (Alt: MPQ2483ADS-AEC1-LF-P) RoHS: Compliant	0
MPQ2483DQ-AEC1-LF-Z D# MPQ2483DQ-AEC1-LF-Z	Monolithic Power Systems	55V, 2.5A Programmable Frequency LED Driver - Tape and Reel (Alt: MPQ2483DQ-AEC1-LF-Z)	0
MPQ24833-BGN-AEC1-Z D# MPQ24833-BGN-AEC1-Z	Monolithic Power Systems	INDUSTRIAL/AUTOMOTIVE-GRADE 55V, 3A, LED DRIVER, AEC-Q100 QUALIFIED - Tape and Reel (Alt: MPQ24833-BGN-AEC1-Z) RoHS: Compliant	0
MPQ2483ADQ-LF-Z D# MPQ2483ADQ-LF-Z	Monolithic Power Systems	INDUSTRIAL GRADE, 2.5A/55V PROG FREQ WLED DRIVER - Tape and Reel (Alt: MPQ2483ADQ-LF-Z) RoHS: Compliant	0
MPQ2483ADS-LF-P D# MPQ2483ADS-LF-P	Monolithic Power Systems	LED Driver Step-Down/inverting Step-Up/Step-Down PWM 4.5V to 55V 14-Pin SOIC T/R - Tape and Reel (Alt: MPQ2483ADS-LF-P) RoHS: Compliant	0
MPQ2483ADS-LF-Z D# MPQ2483ADS-LF-Z	Monolithic Power Systems	INDUSTRIAL GRADE, 2.5A/55V PROG FREQ WLED DRIVER - Tape and Reel (Alt: MPQ2483ADS-LF-Z) RoHS: Compliant	0
MPQ2483ADQ-AEC1-LF-Z D# MPQ2483ADQ-AEC1-LF-Z	Monolithic Power Systems	55V, 2.5A Programmable Frequency LED Driver - Tape and Reel (Alt: MPQ2483ADQ-AEC1-LF-Z) RoHS: Compliant	0
MPQ2483DQ-LF-P D# MPQ2483DQ-LF-P	Monolithic Power Systems	55V, 2.5A Programmable Frequency LED Driver - Tape and Reel (Alt: MPQ2483DQ-LF-P) RoHS: Compliant	0
MPQ24833-BGN-AEC1-P D# MPQ24833-BGN-AEC1-P	Monolithic Power Systems	INDUSTRIAL/AUTOMOTIVE-GRADE 55V, 3A, LED DRIVER, AEC-Q100 QUALIFIED - Tape and Reel (Alt: MPQ24833-BGN-AEC1-P) RoHS: Compliant	0
MPQ2483ADS-AEC1-LF-Z D# MPQ2483ADS-AEC1-LF-Z	Monolithic Power Systems	AUTOMOTIVE GRADE, 2.5A/55V PROG FREQ WLED DRIVER - Tape and Reel (Alt: MPQ2483ADS-AEC1-LF-Z) RoHS: Compliant	0
MPQ2483DQ-AEC1-LF-P D# MPQ2483DQ-AEC1-LF-P	Monolithic Power Systems	55V, 2.5A Programmable Frequency LED Driver - Tape and Reel (Alt: MPQ2483DQ-AEC1-LF-P) RoHS: Compliant	0
MPQ2483DQ-LF-Z D# MPQ2483DQ-LF-Z	Monolithic Power Systems	55V, 2.5A Programmable Frequency LED Driver - Tape and Reel (Alt: MPQ2483DQ-LF-Z)	0
MPQ2483 D# MPQ2483	Central Semiconductor Corp	GP Quad Bipolar Transistor NPN Low Noise 10mA 0.5V 14-Pin DIP Through Hole Tray - Rail/Tube (Alt: MPQ2483) RoHS: Not Compliant	0

Référence

Fabricant

Description

Stock

MPQ24833-BGN-AEC1-Z

D# MPQ24833-BGN-AEC1-Z

Monolithic Power Systems

INDUSTRIAL/AUTOMOTIVE-GRADE 55V, 3A, LED DRIVER, AEC-Q100 QUALIFIED (Alt: MPQ24833-BGN-AEC1-Z)

RoHS: Compliant

Référence	Fabricant	Description	Stock
MPQ2483DQ-AEC1-LF-Z D# MPQ2483DQ-AEC1-LF-Z	Monolithic Power Systems	55V, 2.5A Programmable Frequency LED Driver (Alt: MPQ2483DQ-AEC1-LF-Z)	0
MPQ2483ADQ-LF-P D# MPQ2483ADQ-LF-P	Monolithic Power Systems	INDUSTRIAL GRADE, 2.5A/55V PROG FREQ WLED DRIVER (Alt: MPQ2483ADQ-LF-P)	0
MPQ2483ADQ-LF-Z D# MPQ2483ADQ-LF-Z	Monolithic Power Systems	INDUSTRIAL GRADE, 2.5A/55V PROG FREQ WLED DRIVER (Alt: MPQ2483ADQ-LF-Z)	0
MPQ2483ADQ-AEC1-LF-P D# MPQ2483ADQ-AEC1-LF-P	Monolithic Power Systems	AUTOMOTIVE GRADE, 2.5A/55V PROG FREQ WLED DRIVER (Alt: MPQ2483ADQ-AEC1-LF-P)	0
MPQ2483DQ-AEC1-LF-P D# MPQ2483DQ-AEC1-LF-P	Monolithic Power Systems	55V, 2.5A Programmable Frequency LED Driver (Alt: MPQ2483DQ-AEC1-LF-P)	0
MPQ2483ADQ-AEC1-LF-Z D# MPQ2483ADQ-AEC1-LF-Z	Monolithic Power Systems	55V, 2.5A Programmable Frequency LED Driver (Alt: MPQ2483ADQ-AEC1-LF-Z)	0

Référence	Fabricant	Description	Stock
MPQ2483ADQ-AEC1-LF-Z D# 1589-1785-2-ND	Monolithic Power Systems	AUTOMOTIVE GRADE, 2.5A/55V PROG	0
MPQ24833-BGN-AEC1-P D# 1589-MPQ24833-BGN-AEC1-PTR-ND	Monolithic Power Systems	INDUSTRIAL/AUTOMOTIVE-GRADE 55V,	500
MPQ2483DQ-AEC1-LF-Z D# MPQ2483DQ-AEC1-LF-Z-ND	Monolithic Power Systems	IC LED DRIVER	0
MPQ2483ADQ-LF-P D# 1589-MPQ2483ADQ-LF-PCT-ND	Monolithic Power Systems	INDUSTRIAL GRADE, 2.5A/55V PROG	490
MPQ2483DQ-LF-Z D# MPQ2483DQ-LF-Z-ND	Monolithic Power Systems	IC LED DRIVER	0
MPQ2483ADQ-LF-Z D# MPQ2483ADQ-LF-Z-ND	Monolithic Power Systems	INDUSTRIAL GRADE, 2.5A/55V PROG	0
MPQ2483ADQ-AEC1-LF-P D# 1589-MPQ2483ADQ-AEC1-LF-PCT-ND	Monolithic Power Systems	AUTOMOTIVE GRADE, 2.5A/55V PROG	6
MPQ24833-BGN-AEC1-Z D# 1589-MPQ24833-BGN-AEC1-ZTR-ND	Monolithic Power Systems	INDUSTRIAL/AUTOMOTIVE-GRADE 55V,	2500
MPQ2483ADS-LF-Z D# MPQ2483ADS-LF-Z-ND	Monolithic Power Systems	INDUSTRIAL GRADE, 2.5A/55V PROG	0
MPQ2483ADS-AEC1-LF-Z D# MPQ2483ADS-AEC1-LF-Z-ND	Monolithic Power Systems	AUTOMOTIVE GRADE, 2.5A/55V PROG	0

Référence	Fabricant	Description	Stock
MPQ2483DQ-LF-P	Monolithic Power Systems	In stock shipping within 2days	500
MPQ2483DQ-LF-Z	Monolithic Power Systems	In stock shipping within 2days	668
MPQ2483DQ-AEC1-LF-Z	Monolithic Power Systems	In stock shipping within 2days	39023

Référence	Fabricant	Description	Stock
MPQ2483ADQ-AEC1-LF-P D# 3357913	Monolithic Power Systems	LED DRIVER, AEC-Q100, 250KHZ, QFN-10 RoHS: Compliant Min Qty: 1 Container: Cut Tape	500
MPQ24833-BGN-AEC1-Z D# 3588904	Monolithic Power Systems	LED DRIVER, AEC-Q100, 420KHZ, HSOIC-8 RoHS: Compliant Min Qty: 2500 Container: Reel	0
MPQ24833-BGN-AEC1-P D# 3588903RL	Monolithic Power Systems	LED DRIVER, AEC-Q100, 420KHZ, HSOIC-8 RoHS: Compliant Min Qty: 1 Container: Reel	0

Référence	Fabricant	Description	Stock
MPQ2483DQ-LF-Z	Monolithic Power Systems	MPQ2483 Series 55 V 2.5 A Buck-Boost LED Driver - QFN10 RoHS: Compliant pbFree: Yes	0
MPQ2483DQ-LF-P	Monolithic Power Systems	RoHS: Compliant pbFree: Yes	0
MPQ2483ADS-AEC1-LF-P	Monolithic Power Systems	RoHS: Compliant pbFree: Yes	0
MPQ2483DQ-AEC1-LF-Z	Monolithic Power Systems	MPQ2483 Series 55 V 2.5 A Buck-Boost LED Driver - QFN10 RoHS: Compliant pbFree: Yes	0
MPQ2483ADQ-AEC1-LF-P	Monolithic Power Systems	LED Driver IC 1 Output DC DC Regulator Step-Down (Buck), Step-Up (Boost) Analog, RoHS: Compliant pbFree: Yes	0
MPQ2483ADS-LF-P	Monolithic Power Systems	RoHS: Compliant pbFree: Yes	0
MPQ2483ADQ-LF-P	Monolithic Power Systems	RoHS: Compliant pbFree: Yes	0
MPQ2483ADQ-LF-Z	Monolithic Power Systems	RoHS: Compliant pbFree: Yes	0
MPQ2483ADS-LF-Z	Monolithic Power Systems	RoHS: Compliant pbFree: Yes	0
MPQ2483ADS-AEC1-LF-Z	Monolithic Power Systems	RoHS: Compliant pbFree: Yes	0
MPQ2483ADQ-AEC1-LF-Z	Monolithic Power Systems	Industrial/Automotive-Grade 55V, 2.5A Programmable Frequency LED Driver Availabl RoHS: Compliant pbFree: Yes	0
MPQ2483DQ-AEC1-LF-P	Monolithic Power Systems	RoHS: Compliant pbFree: Yes	0

Référence

Fabricant

Description

Stock

MPQ2483

Motorola Semiconductor Products

OEM/CM QUOTES ONLY | NO BROKERS

4200

MPQ2483DQAEC1LFZ

Monolithic Power Systems

OEM/CM QUOTES ONLY | NO BROKERS

11600

Référence	Fabricant	Description	Stock
MPQ2483DQ-LF-Z	Monolithic Power Systems	OEM/CM Immediate delivery	668
MPQ2483DQ-AEC1-LF-Z	Monolithic Power Systems	OEM/CM Immediate delivery	38498
MPQ2483DQ-LF-P	Monolithic Power Systems	OEM/CM Immediate delivery	500

Référence	Fabricant	Description	Stock
MPQ2483 TIN/LEAD D# 610-MPQ2483	Central Semiconductor Corp	Bipolar Transistors - BJT NPN Low Noise 60Vcbo 40Vceo 8.0pF RoHS: Compliant	2
MPQ2483ADQ-LF-P D# 946-MPQ2483ADQ-LF-P	Monolithic Power Systems	LED Lighting Drivers Industrial Grade, 2.5A/55V Prog Freq WLED Driver	475
MPQ2483ADS-AEC1-LF D# 946-MPQ2483ADSAEC1LF	Monolithic Power Systems	LED Lighting Drivers 2.5A/55V Prog Freq WLED Driver RoHS: Compliant	20
MPQ24833-BGN-AEC1-P D# 946-MPQ24833BGNAEC1P	Monolithic Power Systems	LED Lighting Drivers Industrial/Automotive-Grade 55V, 3A, LED Driver, AEC-Q100 Qualified	500

Référence

Fabricant

Description

Stock

MPQ2483ADQ-AEC1-LF-P

D# 54AH3214

Monolithic Power Systems

LED DRIVER, AEC-Q100, 250KHZ, QFN-10, Device Topology:Buck, Buck-Boost, Input Voltage Min:4.5V, Input Voltage Max:55V, Output Voltage Max:-, Output Current Max:2.5A, Switching Frequency:250kHz, No. of Outputs:1Outputs RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

MPQ24833-BGN-AEC1-P

D# 12AJ7177

Monolithic Power Systems

LED DRIVER, AEC-Q100, 420KHZ, HSOIC-8 ROHS COMPLIANT: YES

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

Référence

Fabricant

Description

Stock

MPQ2483

D# NS-MPQ2483

VARIOUS

OEM/CM ONLY

2649

Référence

Fabricant

Description

Stock

MPQ2483

Central Semiconductor Corp

Bipolar Junction Transistor, Array, Independent, TO-116

Référence	Fabricant	Description	Stock
MPQ2483ADQAEC1LFP	"MONOLITHIC POWER SYSTEMS "	OEM/CM ONLY	595
MPQ2483	Motorola Semiconductor Products	OEM/CM ONLY	51
MPQ2483DQAEC1LFZ	Monolithic Power Systems	OEM/CM ONLY	25016
MPQ2483ADSAEC1LFZ MP6908GJZ	Monolithic Power Systems	OEM/CM ONLY	10016
MPQ2483DQLFZ	Monolithic Power Systems	OEM/CM ONLY	684

Référence	Fabricant	Description	Stock
MPQ2483DQ-LF-Z	Monolithic Power Systems	IN stock Immediate delivery	663
MPQ2483DQ-AEC1-LF-Z	Monolithic Power Systems	IN stock Immediate delivery	38483
MPQ2483DQ-LF-P	Monolithic Power Systems	IN stock Immediate delivery	495

Référence	Fabricant	Description	Stock
MPQ2483DQ-AEC1-LF-Z	Monolithic Power Systems	55V, 2.5A switch Buck-Boost LED Driver AEC-Q100 G1	0
MPQ2483ADS-AEC1-LF	Monolithic Power Systems	Automotive Grade, 2.5A/55V Prog Freq WLED Driver	0
MPQ2483DQ-LF-P	Monolithic Power Systems	NRFND:For New Designs,Recommend MPQ2483ADQ-Z	0
MPQ24833-BGN-AEC1-Z	Monolithic Power Systems	Industrial/Automotive-Grade 55V, 3A, LED Driver, AEC-Q100 Qualified	0
MPQ2483ADQ-LF-P	Monolithic Power Systems	Industrial Grade, 2.5A/55V Prog Freq WLED Driver	0
MPQ2483ADQ-LF-Z	Monolithic Power Systems	Industrial Grade, 2.5A/55V Prog Freq WLED Driver	0
MPQ2483ADQ-AEC1-LF-P	Monolithic Power Systems	Automotive Grade, 2.5A/55V Prog Freq WLED Driver	0
MPQ2483ADS-LF	Monolithic Power Systems	Industrial Grade, 2.5A/55V Prog Freq WLED Driver	0
MPQ2483DQ-AEC1-LF-P	Monolithic Power Systems	55V, 2.5A switch Buck-Boost LED Driver AEC-Q100 G1	0
MPQ2483ADQ-AEC1-LF-Z	Monolithic Power Systems	Automotive Grade, 2.5A/55V Prog Freq WLED Driver	0
MPQ2483DQ-LF-Z	Monolithic Power Systems	NRFND:For New Designs,Recommend MPQ2483ADQ-Z	0

Référence	Fabricant	Description	Stock
MPQ2483DQ-LF-Z	MPS Industries	shipping today	669
MPQ2483DQ-AEC1-LF-Z	MPS Industries	shipping today	489
MPQ2483DQ-LF-P	MPS Industries	shipping today	503

Référence

Fabricant

Description

Stock

MPQ2483

Motorola Semiconductor Products

RFQ

11953

Référence

Fabricant

Description

Stock

MPQ24833-BGN-AEC1-P

D# 3588903

Monolithic Power Systems

LED DRIVER, AEC-Q100, 420KHZ, HSOIC-8

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

MPQ2483ADQ-AEC1-LF-P

D# 3357913

Monolithic Power Systems

LED DRIVER, AEC-Q100, 250KHZ, QFN-10

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

500

Quick Inquiry

MPQ2483

Qualité certifiée

L'engagement de Heisener en matière de qualité a façonné nos processus d'approvisionnement, de test, d'expédition et à chaque étape intermédiaire. Cette fondation est à la base de chaque composant que nous vendons.

ISO9001:2015, ICAS, IAF, UKAS