DatasheeDatasheett H-Bridge Drivers for DC Brush Motors Dual H-Bridge Driver BD6735FV General Description Key Specifications The BD6735FV provides a dual H-bridge motor driver Power Supply Voltage Range: 2.0V to 8.0V which features wide range of motor power supply Motor Power Supply Voltage Range: 2.0V to 8.0V voltage from 2.0V to 8.0V and low power consumption to Circuit Current: 2.0mA(Typ) switch low ON-Resistance DMOS transistors. This small Stand-By Current: 1A (Max) surface mounting package is most suitable for mobile Control Input Voltage Range: 0V to V V CC system, home appliance and various applications. Logic Input Frequency: 100kHz(Max) Minimum Logic Input Pulse Width: 0.5s(Min) H-Bridge Output Current (DC): -1.0A to +1.0A Features Output ON-Resistance (Total): 1.0(Typ) Low ON-Resistance Power DMOS Output Operating Temperature Range: -30C to +75C Charge Pump for the High-Side DMOS Gates Drive Mode Switch Function Package W(Typ) x D(Typ) x H(Max) Under Voltage Locked Out Protection & Thermal Shut Down Circuit SSOP-B20 6.50mm x 6.40mm x 1.45mm Applications Mobile system Home appliance Amusement system, etc SSOP-B20 Typical Application Circuit Bypass Filter Capacitor for Power Supply Power-Saving Bypass Filter Capacitor for 1F to 100F H: Active Power Supply VCC L: Stand-by 1 PS 20 Power Save TSD & UVLO BandGap 1F to 100F BST 5 VM Motor Control Input 6 OUT1 IN1A 19 H bridge M Level Shift Full ON OUT2 IN1B 18 7 & Logic IN2A 17 4 OUT3 Pre Driver H bridge IN2B 16 Full ON OUT4 3 PWMEN 15 MGND2 2 Power Save MGND1 8 Selectable Drive Mode H : EN/IN L : IN/IN OSC Charge Pump Charge Pump 10 14 13 12 11 9 GND CPL1 CPL2 CPH1 CPH2 BST 0.1F 0.1F 1.0F Connecting capacitors between the CPL1 and CPL2, CPH1 and CPH2, and BST and GND pins generate a BST voltage. Use caution to ensure that the voltage difference between BST and VM is 3.0V or higher, and that the BST voltage does not exceed the absolute maximum rating of 15V, especially set the BST voltage direct input. Product structureSilicon monolithic integrated circuit This product has no designed protection against radioactive rays . www.rohm.com TSZ02201-0H3H0B601300-1-2 2015 ROHM Co., Ltd. All rights reserved. 1/12 09.Dec.2015 Rev.001 TSZ2211114001 BD6735FV Pin Configuration (TOP VIEW) 1 VCC PS 20 2 MGND2 IN1A 19 3 OUT4 IN1B 18 4 OUT3 IN2A 17 IN2B 5 VM 16 6 OUT1 PWMEN 15 7 OUT2 CPL1 14 8 MGND1 CPL2 13 9 BST CPH1 12 10 GND CPH2 11 Pin Description Pin No. Pin Name Function Pin No. Pin Name Function nd 1 VCC Power supply 11 CPH2 2 Bucket stage with capacitor 2 nd 2 MGND2 Motor ground 2 12 CPH1 2 Bucket stage with capacitor 1 st 3 OUT4 H-bridge output 4 13 CPL2 1 Bucket stage with capacitor 2 st 4 OUT3 H-bridge output 3 14 CPL1 1 Bucket stage with capacitor 1 5 VM Motor power supply 15 PWMEN Drive mode logic input 6 OUT1 H-bridge output 1 16 IN2B Control logic input 2B 7 OUT2 H-bridge output 2 17 IN2A Control logic input 2A 8 MGND1 Motor ground 1 18 IN1B Control logic input 1B 9 BST Charge pump output with capacitor 19 IN1A Control logic input 1A 10 GND Ground 20 PS Power-saving function Block Diagram VCC 1 PS 20 Power Save TSD & UVLO BandGap BST 5 VM 6 OUT1 IN1A 19 H bridge Level Shift Full ON IN1B 7 OUT2 18 Logic & OUT3 IN2A 17 4 Pre Driver H bridge IN2B 16 Full ON 3 OUT4 PWMEN 15 2 MGND2 Power Save MGND1 8 OSC Charge Pump Charge Pump 10 14 13 12 11 9 GND CPL1 CPL2 CPH1 CPH2 BST www.rohm.com TSZ02201-0H3H0B601300-1-2 2015 ROHM Co., Ltd. All rights reserved. 2/12 09.Dec.2015 Rev.001 TSZ2211115001