JAJSEO1C June 2019 – May 2022 TPS745-Q1
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | ||
---|---|---|---|---|---|---|---|
VFB | Feedback voltage | Adjustable only | 0.55 | V | |||
Output accuracy(1) | TJ = 25°C | –0.85% | 0.85% | ||||
-40°C ≤ TJ ≤ 85°C | –1.00% | 1.00% | |||||
-40°C ≤ TJ ≤ 150°C | –1.50% | 1.50% | |||||
Line regulation | VOUT(NOM) + 0.5 V(2) ≤ VIN ≤ 6.0 V | 2 | 7.5 | mV | |||
Load regulation | 0.1 mA ≤ IOUT ≤ 500 mA, VIN ≥ 2.0 V | 0.030 | V/A | ||||
IGND | Ground current | IOUT = 0 mA | TJ = 25°C | 25 | 32 | µA | |
-40°C ≤ TJ ≤ 150°C | 25 | 36 | |||||
ISHDN | Shutdown current | VEN ≤ 0.3 V, 1.5 V ≤ VIN ≤ 6.0 V |
-40°C ≤ TJ ≤ 125°C | 0.1 | 1 | µA | |
-40°C ≤ TJ ≤ 150°C | 0.1 | 1.55 | |||||
IFB | Feedback pin current | Adjustable only | 0.01 | 0.1 | µA | ||
ICL | Output current limit | VOUT(NOM) < 1.0 V, VOUT = VOUT(NOM) - 0.2 V, VIN = 2.0 V |
515 | 720 | 865 | mA | |
VOUT(NOM) ≥ 1.0 V, VOUT = VOUT(NOM) x 0.85, VIN = VOUT(NOM) + 1.0 V |
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ISC | Short-circuit current limit | VOUT = 0 V | VOUT(NOM) < 1.0 V, VIN = 2.0 V |
200 | 350 | 400 | mA |
VOUT(NOM) ≥ 1.0 V, VIN = VOUT(NOM) + 1.0 V |
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VDO | Dropout voltage | IOUT = 500 mA, VOUT = 0.95 × VOUT(NOM) |
0.65 V ≤ VOUT < 0.8 V(3) | 720 | 910 | mV | |
0.8 V ≤ VOUT < 1.0 V | 585 | 780 | |||||
1.0 V ≤ VOUT < 1.2 V | 420 | 600 | |||||
1.2 V ≤ VOUT < 1.5 V | 285 | 430 | |||||
1.5 V ≤ VOUT < 1.8 V | 180 | 265 | |||||
1.8 V ≤ VOUT < 2.5 V | 140 | 215 | |||||
2.5 V ≤ VOUT < 3.3 V | 105 | 170 | |||||
3.3 V ≤ VOUT ≤ 5.5 V | 95 | 160 | |||||
PSRR | Power-supply rejection ratio | VOUT = 1.8 V, VIN = 2.8 V, IOUT = 500 mA, COUT = 2.2 µF |
f = 1 kHz | 57 | dB | ||
f = 100 kHz | 42 | ||||||
f = 1 MHz | 35 | ||||||
VN | Output noise voltage | BW = 10 Hz to 100 kHz, VOUT = 0.9 V, VIN = 1.9 V | 53 | µVRMS | |||
VUVLO | Undervoltage lockout | VIN falling | 1.17 | 1.30 | 1.42 | V | |
VIN rising | 1.21 | 1.34 | 1.47 | ||||
VUVLO,HYST | Undervoltage lockout hysteresis | VIN hysteresis | 40 | mV | |||
tSTR | Startup time | From EN low-to-high transition to VOUT = VOUT(NOM) x 0.95 | 200 | 500 | 650 | µs | |
VEN(HI) | EN pin high voltage (enabled) | 1.0 | V | ||||
VEN(LO) | EN pin low voltage (disabled) | 0.3 | V | ||||
IEN | Enable pin current | VIN = VEN = 6.0 V | 10 | nA | |||
RPULLDOWN | Pulldown resistance | VIN = 6.0 V | 95 | Ω | |||
PGHTH | PG high threshold | VOUT increasing | 89 | 92 | 96 | %VOUT | |
PGLTH | PG low threshold | VOUT decreasing | 86 | 90 | 93 | %VOUT | |
PGHYST | PG hysteresis | 2 | %Vout | ||||
VOL(PG) | PG pin low-level output voltage | VIN ≥ 1.5V, ISINK = 1.0 mA | 300 | mV | |||
VIN ≥ 2.75V, ISINK = 2.0 mA | |||||||
VOH(PG) | PG pin high-level output voltage(4) | VOUT ≥ 1.0V, ISOURCE = 0.04 mA | 0.8 x VOUT | V | |||
VOUT ≥ 1.4V, ISOURCE = 0.2 mA | |||||||
VOUT ≥ 2.5V, ISOURCE = 0.5 mA | |||||||
VOUT ≥ 4.5V, ISOURCE = 1.0 mA | |||||||
Ilkg(PG) | PG pin leakage current(5) | VOUT > PGHTH, VPG = 6.0 V | 7 | 50 | nA | ||
TSD | Thermal shutdown | Shutdown, temperature increasing | 170 | °C | |||
Reset, temperature decreasing | 155 |