The Automotive Brushed DC Motor Control Circuit Using TB9103FTG can control two motors in half-bridge mode or one motor in H-bridge mode. The Motor can be controlled using onboard switches or an external MCU. This reference design provides design guide, data, and other contents.
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Input Power Supply Voltage | DC 8V to 18V |
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Input Control Signal Voltage | DC 5V |
Rated Output Current | 10A (Max.) with XPN7R104NC MOSFETs / 20A (Max.) with XPH3R304PS MOSFETs |
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Part Number | Device Category | Portion Usage | Description |
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H-bridge driver for automobile | Bridge Circuit Drive・1 | DC Brushed Motor Pre-Driver | |
Automobile CPU regulator, built-in watchdog timer | 5V Power Supply Circuit・1 | ||
Power MOSFET (N-ch single 30V<VDSS≤60V) | Bridge Circuit・4 | N-ch MOSFET, 40 V, 20 A, 0.0071 Ω@10V, TSON Advance(WF) | |
Power MOSFET (N-ch single 30V<VDSS≤60V) | Bridge Circuit・4 | N-ch MOSFET, 40 V, 60 A, 0.0033 Ω@10V, SOP Advance(WF) | |
Power MOSFET (N-ch single 30V<VDSS≤60V) | Reverse Connection Protector Circuit・1 | N-ch MOSFET, 40 V, 120 A, 0.00114 Ω@10V, SOP Advance(WF) | |
Small Low ON resistance MOSFETs | LED Drive・2 | P-ch MOSFET, -20 V, -0.8 A, 0.39 Ω@4.5V, SOT-723(VESM) | |
Transistor for low frequency small-signal amplification | Reverse Connection Protector Circuit・1 | NPN Bipolar Transistor, 50 V, 1 A, SOT-23F | |
Power transistor for high-speed switching applications | 5V Power Supply Circuit・1 | PNP Bipolar Transistor, -50 V, -5 A, New PW-Mold | |
Small-signal Schottky barrier diode | Power Supply Circuit・3 | 30 V/0.2 A Schottky Barrier Diode, SOD-523(ESC) | |
Zener diode | Bridge Circuit・1 | 27 V Zener Diode, SOD-323(USC) |
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