ZHCSNO7 March 2021 TPS62865 , TPS62867
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| SUPPLY | ||||||
| IQ | Quiescent current | EN = High, no load, device not switching | 4 | 10 | μA | |
| IQ_VOS | Operating quiescent current into VOS pin | EN = High, no load, device not switching, VVOS = 1.8 V | 8 | μA | ||
| ISD | Shutdown current | EN = Low,
TJ = –40℃ to 85℃ |
0.24 | 1 | μA | |
| VUVLO | Undervoltage lockout threshold | VIN rising | 2.2 | 2.3 | 2.4 | V |
| VIN falling | 2.1 | 2.2 | 2.3 | V | ||
| TJSD | Thermal shutdown threshold | TJ rising | 150 | °C | ||
| Thermal shutdown hysteresis | TJ falling | 20 | °C | |||
| LOGIC INTERFACE | ||||||
| VIH | High-level input threshold voltage at EN and VSET/MODE | 0.84 | V | |||
| VIL | Low-level input threshold voltage at EN and VSET/MODE | 0.4 | V | |||
| IEN,LKG | Input leakage current into EN pin | 0.01 | 0.1 | μA | ||
| STARTUP, POWER GOOD | ||||||
| tDelay | Enable delay time | Time from EN high to device starts switching 249-k? resistor connected between VSET/MODE and GND |
420 | 700 | 1100 | μs |
| tRamp | Output voltage ramp time | Time from device starts switching to power good | 0.8 | 1 | 1.5 | ms |
| VPG | Power good lower threshold | VVOS referenced to VOUT nominal | 85% | 91% | 96% | |
| Power good upper threshold | VVOS referenced to VOUT nominal | 103% | 111% | 120% | ||
| VPG,OL | Low-level output voltage | Isink = 1 mA, PG pin version | 0.36 | V | ||
| tPG,DLY | Power good deglitch delay | Rising and falling edges | 34 | μs | ||
| OUTPUT | ||||||
| VOUT | Output voltage accuracy | Fixed voltage operation, FPWM, no load, TJ = 0°C to 85°C | –1% | 1% | ||
| Fixed voltage operation, FPWM, no load | –2% | 2% | ||||
| VFB | Feedback voltage | Adjustable voltage operation | 594 | 600 | 606 | mV |
| IFB,LKG | Input leakage into FB pin | Adjustable voltage operation, VFB = 0.6 V | 0.01 | 0.4 | μA | |
| IVOS,LKG | Input leakage current into VOS pin | Output discharge disabled, VVOS = 1.8 V | 0.2 | 2.5 | μA | |
| RDIS | Output discharge resistor at VOS pin | 3.5 | ? | |||
| Load regulation | VOUT = 0.9 V, FPWM | 0.04 | %/A | |||
| POWER SWITCH | ||||||
| RDS(on) | High-side FET on-resistance | 11 | m? | |||
| Low-side FET on-resistance | 10.5 | m? | ||||
| ILIM | High-side FET forward current limit | TPS62865 | 5 | 5.5 | 6 | A |
| TPS62867 | 7 | 7.7 | 8.5 | A | ||
| Low-side FET forward current limit | TPS62865 | 4.5 | A | |||
| TPS62867 | 6.5 | A | ||||
| Low-side FET negative current limit | TPS62865, TPS62867 | –3 | A | |||
| fSW | PWM switching frequency | IOUT = 1 A, VOUT = 0.9 V | 2.4 | MHz | ||