ZHCSRG7 January 2023 DRV2901
PRODUCTION DATA
| PIN | TYPE(1) | DESCRIPTION | |
|---|---|---|---|
| NAME | NO. | ||
| AGND | 11 | P | Analog ground |
| BST_A | 34 | P | HS bootstrap supply (BST), external .033-μF capacitor to OUT_A required |
| BST_B | 33 | P | HS bootstrap supply (BST), external .033-μF capacitor to OUT_B required |
| GND | 6, 10, 14, 18, 28, 29, 38, 39 | P | Ground. |
| GND_A | 37 | P | Power ground for half-bridge A |
| GND_B | 30 | P | Power ground for half-bridge B |
| GVDD_A | 1, 44 | P | Gate-drive voltage supply requires 0.1-μF capacitor to AGND |
| GVDD_B | 22, 23 | P | Gate-drive voltage supply requires 0.1-μF capacitor to AGND |
| NC | 3, 4, 19, 20, 24, 25, 26, 27, 40, 41, 42, 43 | — | Do not connect. |
| OC_ADJ | 9 | O | Analog overcurrent programming pin requires resistor to ground |
| OTW | 2 | O | Overtemperature warning signal, open-drain, active-low |
| OUT_A | 36 | O | Output, half-bridge A |
| OUT_B | 31 | O | Output, half-bridge B |
| PVDD_A | 35 | P | Power supply input for half-bridge A requires close decoupling of 0.01-μF capacitor in parallel with a 1.0-μF capacitor to GND_A. |
| PVDD_B | 32 | P | Power supply input for half-bridge B requires close decoupling of 0.01-μF capacitor in parallel with a 1.0-μF capacitor to GND_B. |
| PWM_A | 8 | I | Input signal for half-bridge A |
| PWM_B | 16 | I | Input signal for half-bridge B |
| RESET | 7, 17 | I | Reset signal for half-bridge A and B, active-low |
| SD | 5 | O | Shutdown signal, open-drain, active-low |
| VDD | 21 | P | Power supply for digital voltage regulator requires a 47-μF capacitor in parallel with a 0.1-μF capacitor to GND for decoupling. |
| VREG | 12, 13, 15 | P | Digital regulator supply filter pin requires 0.1-μF capacitor to AGND. |