BA6459P1 Dual H-Bridge DC Motor Driver IC DIP-24

Description

BA6459P1 Dual H-Bridge DC Motor Driver IC DIP-24 The BA6459P1 is a versatile dual H-bridge motor driver IC designed to drive bidirectional DC motors with efficient control and low external component requirements. It is widely used in audio-visual equipment such as cassette decks, CD players, and small automation systems where precise motor direction and speed control are needed. The IC integrates internal driver circuits that allow forward, reverse, braking, and stop functions through simple logic inputs. This IC is built using robust bipolar technology, ensuring stable performance and reliability in various operating conditions. With its compact DIP package, it is easy to integrate into through-hole PCB designs. The BA6459P1 supports dual motor control or a single motor with additional control features, making it suitable for compact electromechanical systems and embedded control applications. Features: Dual H-bridge motor driver capability. BA6459P1 is a versatile dual H-bridge motor driver IC Supports forward and reverse motor control. Built-in braking function. Simple logic input control. Compact through-hole package. Reliable and stable operation. Low external component requirement. Suitable for small DC motor applications. Specifications: Section Parameter Symbol Min. Typ. Max. Unit Conditions Power Operating Voltage Range VCC 4.5 — 5.5 V Power Operating Voltage Range VM VCC — 20 V Power Circuit Current ICC 4.8 6.3 9.0 mA Hall input = VCCVSS=0V,VEC=3.5V V SS ​ MDA Hall Input Bias Current IBH -10 — 5 μA Hn+=Hn−=12VCC H n + ​ = H n − ​ = 2 1 ​ V CC ​ (n=1, 2, 3) MDA Hall Input Common Mode Voltage Range VBH 1.5 — 3.5 V MDA Hall Input Sensitivity VINN 40 — — mVp-p MDA Servo Input Offset Voltage VOSEC 2.17 2.32 2.47 V At IO=10mA MDA Servo Input Brake Voltage VBREC 1.5 1.6 1.7 V MDA Servo Input Open Voltage VSTEC 0.47 0.52 0.97 V VOSEC−VBREC ​ MDA Servo Input Gain GEC 530 600 670 A/V Measured at VEC=VOSEC+0.16V,VOSEC+0.51V V EC ​ = V OSEC ​ + 0.16 V , V OSEC ​ + 0.51 V , RNF=0.68Ω MDA Output Idle Voltage Vidle — — 6 mV VEC=2V,RNF=0.68Ω MDA Start/Stop VBRSS 0 — 1.0 V Brake at 1V or less MDA Start/Stop VONSS 2.0 — 5.0 V Motor ON at 2V or more MDA High Level Output Voltage VsatH — 1.3 2.1 V IO=600mA MDA Low Level Output Voltage VsatL — 0.5 1.1 V IO=600mA MDA Saturation Detection Gain GV_S 6 9 12 times VAI=10V,VIN=50mVpp,f=1kHz MDA High Level Saturation Detection Output Voltage VOHVS — 0.9 1.3 V IOVS=0.5mA MDA Low Level Saturation Detection Output Voltage VOLVS — 1.1 1.5 V IOVS=0.5mA Amp1, Amp2 Open Loop Gain GA 65 70 — dB f=500Hz Amp1, Amp2 DC Bias Voltage VBA 2.4 2.5 2.6 V Amp1, Amp2 Bias Resistance RBA 14 20 26 KΩ Amp1, Amp2 High Level Output Voltage VOHA — 1.0 1.4 V IOA=0.5mA Amp1, Amp2 Low Level Output Voltage VOLA — 0.9 1.3 V IOA=0.5mA Pinout: Pin # Pin Name Description 1 EO Enable output or error output 2 ST/SP Start/Stop control input (brake/run) 3 ONF On/off or enable control 4 TL Torque limit setting 5 A1 Amplifier 1 input/output 6 VM Motor supply voltage 7 A2 Amplifier 2 input/output 8 RNF Current sense resistor connection 9 A3 Amplifier 3 input/output 10 V4 Reference voltage or fourth supply 11 RPF Resistor for pulse/frequency setting 12 GND Ground 13 O Output (general or open-drain) 14 H2- Hall sensor 2 negative input 15 H2+ Hall sensor 2 positive input 16 H3- Hall sensor 3 negative input 17 H3+ Hall sensor 3 positive input 18 H1- Hall sensor 1 negative input 19 H1+ Hall sensor 1 positive input 20 VCC Logic supply voltage 21 IN2- Input 2 negative (differential) 22 OUT2 Output 2 (motor phase) 23 OUT1 Output 1 (motor phase) 24 IN1- Input 1 negative (differential) Applications: Cassette players and tape mechanisms. CD/DVD drive systems. Small DC motor control circuits. Robotics projects. Automation systems. Motorized toys and devices. Package Includes: 1x BA6459P1 Dual H-Bridge DC Motor Driver IC DIP-24. Datasheet: BA6459P1.

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