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SiC437AED-T1-GE3 Datasheet(PDF) 2 Page - Vishay Siliconix |
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SiC437AED-T1-GE3 Datasheet(HTML) 2 Page - Vishay Siliconix |
2 / 25 page SiC437, SiC438 www.vishay.com Vishay Siliconix S18-0030-Rev. B, 15-Jan-18 2 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 PIN CONFIGURATION Fig. 3 - SiC43x Pin Configuration PIN DESCRIPTION PIN NUMBER SYMBOL DESCRIPTION 1, 2, 22, 26 VIN Input voltage 3, 4, 13, 27 PGND Power signal return ground 5 to 9 SW Switching node signal; output inductor connection point 10, 11 GL Low side power MOSFET gate signal 12 VDRV Supply voltage for internal gate driver. Connect a 2.2 μF decoupling capacitor to PGND 14 PGOOD Power good signal output; open drain 15 VDD Supply voltage for internal logic. Connect a 1 μF decoupling capacitor to AGND 16, 25 AGND Analog signal return ground 17 FB Output voltage feedback pin; connect to VOUT through a resistor divider network. 18 VOUT Output voltage sense pin 19 EN Enable pin 20 MODE 2 Connect a resistor to VDD to set the soft start timing at 9 ms and current limit level; connect a resistor to AGND to set the soft start timing at 4.5 ms and current limit level 21 MODE 1 Connect a resistor to VDD for CCM and switching frequency setting; connect a resistor to AGND for DCM and switching frequency setting 23 BOOT Bootstrap pin; connect a capacitor to PHASE pin for HS power MOSFET gate voltage supply 24 PHASE Switching node signal for bootstrap return path ORDERING INFORMATION PART NUMBER PART MARKING MAXIMUM CURRENT VDD, VDRV LIGHT LOAD MODE JUNCTION TEMPERATURE RANGE PACKAGE SiC437AED-T1-GE3 SiC437A 12 A Internal Ultrasonic -40 °C to +125 °C PowerPAK® MLP44-24L SiC437BED-T1-GE3 SiC437B Power saving SiC437CED-T1-GE3 SiC437C External Ultrasonic SiC437DED-T1-GE3 SiC437D Power saving SiC438AED-T1-GE3 SiC438A 8 A Internal Ultrasonic SiC438BED-T1-GE3 SiC438B Power saving SiC438CED-T1-GE3 SiC438C External Ultrasonic SiC438DED-T1-GE3 SiC438D Power saving 11 GL 12 V DRV 13 P GND 14 P GOOD 15 V DD 16 A GND 17 FB P GND 4 P GND 3 V IN 2 V IN 1 4 P GND 3 P GND 2 V IN 1 V IN GL 11 V DRV 12 P GND 13 P GOOD 14 V DD 15 A GND 16 FB 17 25 A GND 26 V IN 27 P GND 28 GL Pin 1 |
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