SIC437 datasheet(13/25 Pages) VISHAY

13 / 25 page

SiC437, SiC438

www.vishay.com

Vishay Siliconix

S18-0030-Rev. B, 15-Jan-18

Document Number: 75921

For technical questions, contact: powerictechsupport@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

ELECTRICAL CHARACTERISTICS



(VIN = 12 V, VOUT = 1.2 V, fsw = 500 kHz, COUT = 47 μF x 7, CIN = 10 μF x 6, unless otherwise noted)

Fig. 32 - Startup with VIN, t = 5 ms/div

Fig. 33 - Startup with EN, t = 1 ms/div

Fig. 34 - Load Step, 6 A to 12 A, 1 A/μs, t = 10 μs/div

Fig. 35 - Shut down with VIN, t = 20 ms/div

Fig. 36 - Shut down with EN, t = 100 ms/div

Fig. 37 - Load Release, 12 A to 6 A, 1 A/μs, t = 10 μs/div

Vin, 5V/div

VDD, 5V/div

Vo, 500mV/div

VPgood, 5V/div

VEN, 5V/div

VDD, 5V/div

Vo, 500mV/div

VPgood, 5V/div

Vo, 50mV/div

Io, 10A/div

SW, 10V/div

Vin, 5V/div

VDD, 5V/div

Vo, 500mV/div

VPgood, 5V/div

VEN, 5V/div

VDD, 5V/div

Vo, 500mV/div

VPgood, 5V/div

Vo, 50mV/div

Io, 10A/div

SW, 10V/div

SIC437 Datasheet(PDF) 13 Page - Vishay Siliconix