ZHCSFR0C May 2015 – February 2019 TPS7B68-Q1
PRODUCTION DATA.
| PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|
| SUPPLY VOLTAGE AND CURRENT (IN) | ||||||
| VIN | Input voltage | 4 | 40 | V | ||
| I(SLEEP) | Input sleep current | EN = OFF | 4 | µA | ||
| I(Q) | Input quiescent current | VIN = 5.6 V to 40 V for fixed 5-V VOUT; VIN = 4 V to 40 V for fixed
3.3-V VOUT; EN = ON; watchdog disabled; IOUT < 1 mA; TJ < 80°C |
19 | 29.6 | µA | |
| VIN = 5.6 V to 40 V for fixed 5-V VOUT; VIN = 4 V to 40 V for fixed
3.3-V VOUT; EN = ON; watchdog enabled; IOUT < 1 mA |
28 | 42 | ||||
| VIN = 5.6 V to 40 V for fixed 5-V VOUT; VIN = 4 V to 40 V for fixed
3.3-V VOUT; EN = ON; watchdog enabled; IOUT < 100 mA |
78 | 98 | ||||
| V(UVLO) | Undervoltage lockout, falling | Ramp VIN down until output is turned off | 2.6 | V | ||
| V(UVLO_ HYST) | UVLO hysteresis | 0.5 | V | |||
| ENABLE INPUT, WATCHDOG TYPE SELECTION AND FSEL (EN, WTS, AND FSEL) | ||||||
| VIL | Low-level input voltage | 0.7 | V | |||
| VIH | High-level input voltage | 2 | V | |||
| Vhys | Hysteresis | 150 | mV | |||
| WATCHDOG ENABLE (WD_EN PIN) | ||||||
| VIL | Low-level input threshold voltage for watchdog enable pin | Watchdog enabled | 0.7 | V | ||
| VIH | High-level input threshold voltage for watchdog enable pin | Watchdog disabled | 2 | V | ||
| IWD_EN | Pulldown current for watchdog enable pin | VWD_EN = 5 V | 3 | µA | ||
| REGULATED OUTPUT (OUT) | ||||||
| VOUT | Regulated output | VIN = VOUT + 1 V to 40 V,
IOUT = 0 to 500 mA |
–2% | 2% | ||
| VIN = 5.4 V, IOUT = 250 mA
TJ = –40°C to 85°C |
–2% | 2% | ||||
| ΔVOUT (ΔVIN) | Line regulation | VIN = 5.6 V to 40 V | 10 | mV | ||
| ΔVOUT (ΔIOUT) | Load regulation | IOUT = 1 mA to 500 mA | 20 | mV | ||
| V(dropout) | Dropout voltage (VIN – VOUT)(2) | IOUT = 500 mA | 350 | 800 | mV | |
| IOUT = 200 mA(3) | 170 | 325 | ||||
| IOUT | Output current | VOUT in regulation | 0 | 500 | mA | |
| I(LIM) | Output short-circuit current limit | VOUT shorted to ground, VIN = 5.6 V, TPS7B6850QPWPRQ1 | 550 | 690 | 1000 | mA |
| VOUT shorted to ground, VIN = 5.6V, TPS7B6833QPWPRQ1 | 490 | 690 | 1000 | |||
| PSRR | Power supply ripple rejection(1) | IOUT = 100 mA; COUT = 10 µF; frequency (f) = 100 Hz | 60 | dB | ||
| IOUT = 100 mA; COUT = 10 µF; frequency (f) = 100 kHz | 40 | |||||
| POWER GOOD (PG, PGADJ) | ||||||
| VOL(PG) | PG output, low voltage | IOL = 5 mA, PG pulled low | 0.4 | V | ||
| Ilkg(PG) | PG pin leakage current | PG pulled to VOUT through a 10-kΩ resistor | 1 | µA | ||
| V(PG_TH) rising | Default power-good threshold | VOUT powered above the internally set tolerance, PGADJ pin shorted to ground | 89.6 | 91.6 | 93.6 | % of VOUT |
| V(PG_HYST) | Power-good hysteresis | VOUT falling below the internally set tolerance hysteresis | 2 | % of VOUT | ||
| PGADJ | ||||||
| V(PGADJ_ TH) falling | Switching voltage for the power-good adjust pin | VOUT is falling | 1.067 | 1.1 | 1.133 | V |
| V(PGADJ_ HYST) | PGADJ hysteresis | 26 | mV | |||
| POWER-GOOD DELAY | ||||||
| I(DLY_CHG) | DELAY capacitor charging current | 3 | 5 | 10 | µA | |
| V(DLY_TH) | DELAY pin threshold to release PG high | Voltage at DELAY pin is ramped up | 0.95 | 1 | 1.05 | V |
| I(DLY_DIS) | DELAY capacitor discharging current | VDELAY = 1 V | 0.5 | mA | ||
| CURRENT VOLTAGE REFERENCE (ROSC) | ||||||
| VROSC | Voltage reference | 0.95 | 1 | 1.05 | V | |
| WATCHDOG (WD, WDO, WRS) | ||||||
| VIL | Low-level threshold voltage for the watchdog input and window-ratio select | For WD and WRS pins | 30 | % of VOUT | ||
| VIH | High-level threshold voltage for the watchdog input and window-ratio select | For WD and WRS pins | 70 | % of VOUT | ||
| V(HYST) | Hysteresis | 10 | % of VOUT | |||
| IWD | Pulldown current for the WD pin | VWDO = 5 V | 2 | 4 | µA | |
| VOL | Watchdog output pulled low | IWDO = 5 mA | 0.4 | V | ||
| Ilkg | WDO pin leakage current | WDO pin pulled to VOUT through
10-kΩ resistor |
1 | µA | ||
| OPERATING TEMPERATURE RANGE | ||||||
| TJ | Junction temperature | –40 | 150 | °C | ||
| T(SD) | Junction shutdown temperature | 175 | °C | |||
| T(HYST) | Hysteresis of thermal shutdown | 25 | °C | |||