ZHCSR54A February 2023 – November 2023 TPS62A01-Q1 , TPS62A01A-Q1
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| SUPPLY | ||||||
| IQ(VIN) | VIN quiescent current | Non-switching, VEN = High, VFB = 610 mV | 23 | μA | ||
| ISD(VIN) | VIN shutdown supply current | VEN = Low | 0.01 | 4 | μA | |
| UVLO | ||||||
| VUVLO(R) | VIN UVLO rising threshold | VIN rising | 2.3 | 2.4 | 2.5 | V |
| VUVLO(F) | VIN UVLO falling threshold | VIN falling | 2.2 | 2.3 | 2.4 | V |
| ENABLE | ||||||
| VEN(R) | High-level input voltage (EN) | EN rising, enable switching | 1.2 | V | ||
| VEN(F) | Low-level input voltage (EN) | EN falling, disable switching | 0.4 | V | ||
| VEN(LKG) | EN Input leakage current | VEN = 5 V | 250 | nA | ||
| REFERENCE VOLTAGE | ||||||
| VFB | FB voltage | PWM mode | 591 | 600 | 609 | mV |
| IFB(LKG) | FB input leakage current | VFB = 0.6 V | 100 | nA | ||
| SWITCHING FREQUENCY | ||||||
| fSW(FCCM) | Switching frequency, FPWM operation | VIN = 5 V; VOUT = 1.8 V | 2400 | kHz | ||
| STARTUP | ||||||
| Internal fixed soft-start time | From EN = High to VFB = 0.56 V | 1 | ms | |||
| POWER STAGE | ||||||
| RDSON(HS) | High-side MOSFET on-resistance | VIN = 5 V | 100 | mΩ | ||
| RDSON(LS) | Low-side MOSFET on-resistance | VIN = 5 V | 67 | mΩ | ||
| OVERCURRENT PROTECTION | ||||||
| IHS(OC) | High-side peak current limit | 1.5 | 1.8 | A | ||
| ILS(OC) | Low-side valley current limit | 1.8 | A | |||
| POWER GOOD | ||||||
| VPGTH | Power Good threshold | PG low, FB falling | 93.5 | % | ||
| VPGTH | Power Good threshold | PG high, FB rising | 96 | % | ||
| PG delay falling | 35 | μs | ||||
| PG delay rising | 10 | μs | ||||
| IPG(LKG) | PG pin Leakage current when open drain output is high | VPG = 5 V | 100 | nA | ||
| PG pin output low-level voltage | IPG = 1 mA | 400 | mV | |||
| OUTPUT DISCHARGE | ||||||
| Output discharge current on SW pin | VIN = 3 V, VOUT = 2.0 V | 76 | mA | |||
| THERMAL SHUTDOWN | ||||||
| TJ(SD) | Thermal shutdown threshold | Temperature rising | 170 | °C | ||
| TJ(HYS) | Thermal shutdown hysteresis | 20 | °C | |||