ZHCSJF5B February 2019 – October 2019 TPS562231
PRODUCTION DATA.
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | ||
|---|---|---|---|---|---|---|---|
| POWER SUPPLY (VIN PIN) | |||||||
| IVIN | Operating – non-switching supply current | VEN = 5 V, VFB = 0.7 V | 220 | 300 | µA | ||
| IVINSDN | Shutdown supply current | VEN = 0 V | 2 | 12 | µA | ||
| VIN_UVLO | Undervoltage lockout thresholds | Rising threshold | 4.0 | 4.3 | V | ||
| Falling threshold | 3.3 | 3.6 | |||||
| Hysteresis | 0.4 | ||||||
| ENABLE (EN PIN) | |||||||
| VENH | EN high-level input voltage | 1.1 | 1.24 | 1.42 | V | ||
| VENL | EN low-level input voltage | 1 | 1.13 | 1.3 | V | ||
| REN | EN pin resistance to GND | VEN = 12 V | 1000 | kΩ | |||
| VOLTAGE REFERENCE (FB PIN) | |||||||
| VREF | Reference voltage | VIN = 4.5 V to 17 V, TJ = 25 °C | 588 | 600 | 612 | mV | |
| VIN = 4.5 V to 17 V, TJ = –40°C to 125°C | 600 | mV | |||||
| IFB | VFB input current | VFB = 0.6 V | 0 | ±100 | nA | ||
| MOSFET | |||||||
| RDSON_H | High-side switch resistance | TJ = 25°C, VBST – VSW = 5.5 V | 95 | mΩ | |||
| RDSON_L | Low-side switch resistance | TJ = 25°C | 55 | mΩ | |||
| CURRENT LIMIT | |||||||
| IOC_LS | Low side FET source current limit | 2.3 | 2.8 | 3.3 | A | ||
| IZC | Zero cross current detection | TPS562231 | 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) | 80 | ns | ||||
| tOFF(MIN) | Minimum off time(1) | VFB = 0.5 V | 250 | ns | |||
| SOFT START | |||||||
| Tss | Soft-start time | Internal soft-start time | 1.5 | ms | |||
| FREQUENCY | |||||||
| Fsw | Switching frequency | VIN = 12 V, VOUT = 3.3 V, CCM mode | 850 | kHz | |||
| OUTPUT UNDERVOLTAGE AND OVERVOLTAGE PROTECTION | |||||||
| VUVP | Output UVP falling threshold | Hiccup detect | 65 | % | |||
| THICCUP_WAIT | UVP propagation delay | 0.6 | ms | ||||
| THICCUP_RE | Hiccup time before restart | 24 | ms | ||||