ZHCSD24B October 2014 – June 2024 TPS61169
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| POWER SUPPLY | ||||||
| VIN | Input voltage range | 2.7 | 5.5 | V | ||
| VVIN_UVLO | Undervoltage lockout threshold | VIN falling VIN rising | 2 | 2.3 2.6 | V | |
| VVIN_HYS | VIN UVLO hysteresis | 200 | mV | |||
| IQ_VIN | Operating quiescent current into VIN | Device enable, switching 1.2MHz and no
load, | 0.3 | 0.45 | mA | |
| ISD | Shutdown current | CTRL = GND | 1 | 2 | μA | |
| CONTROL LOGIC AND TIMING | ||||||
| VH | CTRL Logic high voltage | 1.2 | V | |||
| VL | CTRL Logic Low voltage | 0.4 | V | |||
| RPD | CTRL pin internal pull-down resistor | 300 | KΩ | |||
| tSD | CTRL logic low time to shutdown | CTRL high to low | 2.5 | ms | ||
| VOLTAGE AND CURRENT REGULATION | ||||||
| VREF | Voltage feedback regulation voltage | Duty = 100%, TA ≥ 25°C | 188 | 204 | 220 | mV |
| IFB | FB pin bias current | VFB = 204mV | 2.5 | μA | ||
| tREF | VREF filter time constant | 1 | ms | |||
| POWER SWITCH | ||||||
| RDS(ON) | N-channel MOSFET on-resistance | 0.35 | 0.7 | Ω | ||
| ILN_NFET | N-channel leakage current | VSW = 35V | 1 | μA | ||
| SWITCHING FREQUENCY | ||||||
| ?SW | Switching frequency | VIN = 3V | 0.75 | 1.2 | 1.5 | MHz |
| PROTECTION AND SOFT START | ||||||
| ILIM | Switching MOSFET current limit | D = DMAX , TA ≤ 85°C | 1.2 | 1.8 | 2.4 | A |
| ILIM_Start | Switching MOSFET start-up current limit | TA ≤ 85°C | 0.72 | A | ||
| tHalf_LIM | Time step for half current limit | 6.5 | ms | |||
| VOVP_SW | Output voltage overvoltage threshold | 36 | 37.5 | 39 | V | |
| THERMAL SHUTDOWN | ||||||
| Tshutdown | Thermal shutdown threshold | 160 | °C | |||
| Thys | Thermal shutdown hysteresis | 15 | °C | |||