BD90620HFP-CTR ROHM

Datasheet Input Voltage 3.5 V to 36 V Output SW Current 4 A / 2.5A / 1.25A 1ch Step-Down Switching Regulator BD906xx-C series General Description Key Specifications BD906xx-C series is a step-down switching regulator Input Voltage Range : 3.5 V to 36 V with integrated POWER MOS FET and have the (Initial startup is over 3.9 V) capability to withstand high input voltage, providing a free Output Voltage Range : 0.8 V to V IN setting function of operating switching frequency with Output Switch Current : 4 A / 2.5 A / 1.25 A (Max) external resistor. This switching regulator features a wide Switching Frequency : 50 kHz to 600 kHz input voltage range (3.5 V to 36 V, Absolute maximum 42 Reference Voltage Accuracy :2% (-40 C to +125 C) V) and operating temperature range (-40 C to +125 C). Shutdown Circuit Current : 0 A (Typ) Furthermore, an external synchronization input pin Operating Temperature Range(Ta) : -40 C to +125 C enables synchronous operation with external clock. Package W(Typ) x D(Typ) x H(Max) Features HRP7 9.395mm x 10.540mm x 2.005mm (Note 1) AEC-Q100 Qualified HTSOP-J8 4.90mm x 6.00mm x 1.00mm Integrated Pch POWER MOS FET Low Dropout: 100 % ON Duty Cycle External Synchronization Function Soft Start Function: 1.38 ms (fSW = 500 kHz) Current Mode Control Over Current Protection Low Supply Voltage Error Prevention Thermal Shut Down Protection Short Circuit Protection High power HRP7 package mounted Compact and High power HTSOP-J8 package mounted Load dump up to 42 V. HRP7 HTSOP-J8 (Note 1 : Grade 1) Applications Automotive Battery Powered Supplies (Cluster Panels, Car Multimedia) Industrial / Consumer Supplies Other electronic equipment Typical Application Circuit L1 PVIN SW V O D1 C O R1 C2 V IN VIN Cbulk C IN FB RT C R RT RT V EN / SYNC R2 EN / SYNC VC R3 C1 GND Product structureSilicon monolithic integrated circuit This product has no designed protection against radioactive rays w ww.rohm.com TSZ02201-0T1T0AL00130-1-2 2014 ROHM Co., Ltd. All rights reserved. 1/40 CVTSZ2211114001 15.Sep.2015 Rev.005 BD906xx-C series Lineup HRP7 BD90640HFP-C BD90620HFP-C - Product Name HTSOP-J8 BD90640EFJ-C BD90620EFJ-C BD90610EFJ-C Output Switch Current 4 A 2.5 A 1.25 A Input Maximum Ratings 42 V (Note 1) Input Voltage Range 3.5 V to 36 V POWER MOSFET ON Resistance 0.16 (Typ) (Note 2) HRP7 6.98 W Power Dissipation (Note 3) HTSOP-J8 3.10 W (Note 1) Initial startup is over 3.9 V (Note 2) Reduce by 55.8 mW / C (Above 25C), (JESD51 -5 / -7 standard FR4 114.3 mm 76.2 mm 1.60 mmt 4-layer Top copper foil: ROHM recommended footprint + wiring to measure / 2,3 inner layers and Copper foil area on the reverse side of PCB 74.2 mm 74.2 mm, copper (top & reverse side / inner layers) 70 m / 35 m. Thermal via : pitch 1.2 mm, diameter 0.30 mm ) (Note 3) Reduce by 24.8 mW / C (Above 25C), (JESD51 -5 / -7 standard FR4 114.3 mm 76.2 mm 1.60 mmt 4-layer Top copper foil: ROHM recommended footprint + wiring to measure / 2,3 inner layers and Copper foil area on the reverse side of PCB 74.2 mm 74.2 mm, copper (top & reverse side / inner layers) 70 m / 35 m. Thermal via : pitch 1.2 mm, diameter 0.30 mm) www.rohm.com TSZ02201-0T1T0AL00130-1-2 2014 ROHM Co., Ltd. All rights reserved. 2/40 TSZ2211115001 15.Sep.2015 Rev.005