ZHCSSP5D January 2009 – September 2023 TPS54332
PRODUCTION DATA
| DESCRIPTION | TEST CONDITIONS | MIN | TYP | MAX | UNIT |
|---|---|---|---|---|---|
| SUPPLY VOLTAGE (VIN PIN) | |||||
| Internal undervoltage lockout threshold | Rising and Falling | 3.5 | V | ||
| Shutdown supply current | EN = 0 V, VIN = 12 V, –40°C to 85°C | 1 | 4 | μA | |
| Operating – non switching supply current | VSENSE = 0.85 V | 82 | 120 | μA | |
| ENABLE AND UVLO (EN PIN) | |||||
| Enable threshold | Rising and Falling | 1.25 | 1.35 | V | |
| Input current | Enable threshold – 50 mV | -1 | μA | ||
| Input current | Enable threshold + 50 mV | -4 | μA | ||
| VOLTAGE REFERENCE | |||||
| Voltage reference | 0.772 | 0.8 | 0.828 | V | |
| HIGH-SIDE MOSFET | |||||
| On resistance | BOOT-PH = 3 V, VIN = 3.5 V | 115 | 200 | m? | |
| BOOT-PH = 6 V, VIN = 12 V | 80 | 150 | |||
| ERROR AMPLIFIER | |||||
| Error amplifier transconductance (gm) | –2 μA < ICOMP < 2 μA, V(COMP) = 1 V | 92 | μmhos | ||
| Error amplifier DC gain(1) | VSENSE = 0.8 V | 800 | V/V | ||
| Error amplifier unity gain bandwidth(1) | 5 pF capacitance from COMP to GND pins | 2.7 | MHz | ||
| Error amplifier source/sink current | V(COMP) = 1.0 V, 100-mV overdrive | ±7 | μA | ||
| Switch current to COMP transconductance | VIN = 12 V | 12 | A/V | ||
| PULSE-SKIPPING ECO-MODE | |||||
| Pulse-skipping Eco-mode switch current threshold | 160 | mA | |||
| CURRENT LIMIT | |||||
| Current limit threshold | VIN = 12 V | 4.2 | 6.5 | A | |
| THERMAL SHUTDOWN | |||||
| Thermal Shutdown | 165 | °C | |||
| SLOW-START (SS PIN) | |||||
| Charge current | V(SS) = 0.4 V | 2 | μA | ||
| SS to VSENSE matching | V(SS) = 0.4 V | 10 | mV | ||