ZHCSKG6 November 2019 TPS61391
PRODUCTION DATA.
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| POWER SUPPLY | ||||||
| VIN | Input voltage range | 2.5 | 5.5 | V | ||
| VUVLO | Under voltage lock out | VIN falling | 2.4 | 2.5 | V | |
| Under voltage lock out hysteresis | VUVLO rising - VUVLO falling | 200 | mV | |||
| IQ_IN | Quiescent current into VIN pin | VIN = 3.3 V, VFB =VREF + 0.1 V, No switching, -40 °C ≤ TJ ≤ 85 °C | 110 | 140 | uA | |
| IQ_OUT | Quiescent current into VOUT pin | VIN = 3.3 V, VFB =VREF + 0.1 V,No switching, -40 °C ≤ TJ ≤ 85 °C | 340 | 430 | uA | |
| IQ_VCC | Quiescent current into AVCC pin | AVCC = 3.3 V -40 °C ≤ TJ ≤ 85 °C | 140 | 180 | uA | |
| ISD | Shutdown current into VIN pin | 2.5 V ≤ VIN ≤ 5.5 V, EN = 0, -40 °C ≤ TJ ≤ 85 °C | 1 | uA | ||
| Shutdown current into VOUT pin | EN = 0, -40 °C ≤ TJ ≤ 85 °C | 1 | uA | |||
| Shutdown current into AVCC pin | AVCC = 3.3 V, EN = 0, -40 °C ≤ TJ ≤ 85 °C | 1 | uA | |||
| OUTPUT | ||||||
| VOUT | Output voltage range | 85 | V | |||
| VREF | Feedback regulation reference voltage | VIN = 2.5 V to 5.5 V, TJ = 25 °C | 1.188 | 1.2 | 1.212 | V |
| VIN = 2.5 V to 5.5 V, -40 °C ≤ TJ ≤ 125 °C | 1.182 | 1.2 | 1.218 | V | ||
| IFB | Feedback input leakage current | 1 | 25 | nA | ||
| POWER SWITCH | ||||||
| RDS(on) | Low-side FET on resistance | 3 V ≤ VIN ≤ 5.5 V | 900 | 1300 | mΩ | |
| SWITCHING CHARACTERISTIC | ||||||
| fSW | Switching frequency | VIN = 3.3 V, VOUT = 60 V | 600 | 700 | 800 | kHz |
| CURRENT MIRROR | ||||||
| kMON1 | 4:5 Current mirror gain | IAPD = 5 µA to 200 µA | 0.76 | 0.8 | 0.84 | |
| kMON2 | 1:5 Current mirror gain | IAPD = 100 µA to 2 mA | 0.19 | 0.2 | 0.21 | |
| VMON | MON1 / MON2 Threshold | 380 | 400 | 420 | mV | |
| VAPD_DRP | Current mirror voltage drop | IAPD = 1 mA | 2.2 | 2.5 | 2.8 | V |
| IAPD = 5 µA | 2.45 | V | ||||
| IBIAS | Current mirror bias current | 15 | 20 | 25 | µA | |
| CURRENT LIMIT | ||||||
| ILIM_SW | Peak switching current limit | VIN = 3.3 V, VOUT = 60 V | 800 | 1000 | 1200 | mA |
| ISHORT | High optical power current limit | RISHORT = 25 kΩ | 3.7 | 4 | 4.3 | mA |
| RISHORT = 50 kΩ | 1.8 | 2 | 2.2 | mA | ||
| CONTROL (EN) | ||||||
| VEN_H | EN Logic high threshold | 1.2 | V | |||
| VEN_L | EN Logic low threshold | 0.4 | V | |||
| REN | EN pull down resistor | 800 | kΩ | |||
| TIMING | ||||||
| tSS | Soft start time | Ref voltage 0 to 1.2V | 4.8 | ms | ||
| tDELAY | Delay time for high optical power protection | IAPD = 5 mA, ISHORT = 3 mA | 0.5 | µs | ||
| THERMAL PROTECTION | ||||||
| TSD | Thermal shutdown threshold | TJ rising | 150 | °C | ||
| TSD_HYS | Thermal shutdown hysteresis | TJ falling below TSD | 20 | °C | ||