ZHCSJ66 December 2018 TPS563240
PRODUCTION DATA.
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | ||
|---|---|---|---|---|---|---|---|
| SUPPLY CURRENT | |||||||
| IVIN | Operating – non-switching
supply current |
VIN current, EN = 5 V, VFB = 0.7 V, TJ = 25°C | 235 | 300 | µA | ||
| IVIN(SDN) | Shutdown supply current | VIN current, EN = 0 V, TJ = 25°C | 2.5 | 10 | µA | ||
| LOGIC THRESHOLD | |||||||
| VENH | Enable threshold | Rising | 1.27 | 1.34 | V | ||
| VENL | Enable threshold | Falling | 1.08 | 1.15 | V | ||
| REN | EN pin resistance to GND | VEN = 1 V | 800 | 1000 | 1200 | kΩ | |
| VFB VOLTAGE AND DISCHARGE RESISTANCE | |||||||
| VFB | FB voltage | Continuous mode operation, TJ = 25°C | 594 | 600 | 606 | mV | |
| Continuous mode operation | 588 | 600 | 612 | mV | |||
| IFB | FB input current | VFB = 0.7 V | 0 | ±50 | nA | ||
| MOSFET | |||||||
| RDS(on)h | High-side switch resistance | TJ = 25°C | 70 | mΩ | |||
| RDS(on)l | Low-side switch resistance | TJ = 25°C | 30 | mΩ | |||
| CURRENT LIMIT | |||||||
| Iocl_h_source | High side FET source Current limit | 5.5 | 6.3 | 7.1 | A | ||
| Iocl_l_source | Low side FET source Current limit | 3.1 | 3.9 | 4.7 | A | ||
| Iocl_l_sink | Low side FET sink Current limit | 0 | A | ||||
| THERMAL SHUTDOWN | |||||||
| TSDN | Thermal shutdown threshold(1) | Shutdown temperature | 160 | °C | |||
| Hysteresis | 25 | ||||||
| ON-TIME TIMER CONTROL | |||||||
| tON(MIN) | Minimum on time(1) | VIN = 12 V, load = 3 A | 50 | ns | |||
| tOFF(MIN) | Minimum off time | 250 | ns | ||||
| SOFT START | |||||||
| tss | Soft-start time | Internal soft-start time | 1.7 | ms | |||
| FREQUENCY | |||||||
| Fsw | Switching frequency | 1400 | kHz | ||||
| OUTPUT UNDERVOLTAGE PROTECTION | |||||||
| VUVP | Output UVP threshold | Hiccup detect (H > L) | 65% | ||||
| tUVPDLY | UVP propagation delay | 0.36 | ms | ||||
| tHIC | UVP protection Hiccup Time before restart | 25 | ms | ||||
| UVLO | |||||||
| UVLO | UVLO threshold | Wake up VIN voltage | 4.2 | 4.4 | V | ||
| Shutdown VIN voltage | 3.6 | 3.8 | |||||
| Hysteresis VIN voltage | 0.4 | ||||||