SBVS326A April 2018 – December 2018 TPS745
PRODUCTION DATA.
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | ||
---|---|---|---|---|---|---|---|
VFB | Feedback voltage | TJ = 25°C | 0.55 | V | |||
Output accuracy(1) | TJ = 25°C | –0.7% | 0.7% | ||||
–40°C ≤ TJ ≤ +85°C | –1% | 1% | |||||
–40°C ≤ TJ ≤ +125°C | –1.5% | 1.5% | |||||
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 | 10 | 25 | 31 | µA |
IGND | Ground current | –40°C ≤ TJ ≤ +125°C | 35 | µA | |||
ISHDN | Shutdown current | VEN ≤ 0.3 V, 1.5 V ≤ VIN ≤ 6.0 V | 0.1 | 1 | µA | ||
IFB | Feedback pin current | 0.01 | 0.1 | µA | |||
ICL | Output current limit | VIN = VOUT(NOM) + 1.0 V | VOUT = VOUT(NOM) – 0.2 V,
VOUT < 1.5 V |
530 | 720 | 865 | mA |
VOUT = 0.9 V × VOUT(NOM),
VOUT ≥ 1.5 V |
530 | 720 | 865 | ||||
ISC | Short-circuit current limit | VIN = VOUT(NOM) + 1.0 V | VOUT = 0 V | 350 | mA | ||
VDO | Dropout voltage | IOUT = 500 mA,
–40°C ≤ TJ ≤ +125°C, VOUT = 0.95 × VOUT(NOM) |
0.65 V ≤ VOUT < 0.8 V | 720 | 880 | mV | |
0.8 V ≤ VOUT < 1.0 V | 585 | 750 | |||||
1.0 V ≤ VOUT < 1.2 V | 420 | 570 | |||||
1.2 V ≤ VOUT < 1.5 V | 285 | 400 | |||||
1.5 V ≤ VOUT < 1.8 V | 180 | 235 | |||||
1.8 V ≤ VOUT < 2.5 V | 140 | 185 | |||||
2.5 V ≤ VOUT < 3.3 V | 102 | 140 | |||||
3.3 V ≤ VOUT ≤ 5.5 V | 95 | 130 | |||||
PSRR | Power-supply rejection ratio | VIN = VOUT(NOM) + 1.0 V,
IOUT = 50 mA |
f = 1 kHz | 50 | dB | ||
f = 100 kHz | 45 | ||||||
f = 1 MHz | 30 | ||||||
Vn | Output noise voltage | BW = 10 Hz to 100 kHz, VOUT = 0.9 V | 53 | µVRMS | |||
VUVLO | Undervoltage lockout | VIN rising | 1.21 | 1.33 | 1.47 | V | |
VIN falling | 1.17 | 1.29 | 1.42 | V | |||
VUVLO, HYST | Undervoltage lockout hysteresis | VIN Hysteresis | 40 | mV | |||
tSTR | Startup time | From EN low-to-high transition to VOUT = VOUT(NOM) × 95% | 500 | µs | |||
VEN(HI) | EN pin high voltage | 1.0 | V | ||||
VEN(LO) | EN pin low voltage | 0.3 | V | ||||
IEN | Enable pin current | VIN = EN = 6.0 V | 10 | nA | |||
RPULL DOWN | Pulldown resistance | VIN = 6.0 V | 95 | Ω | |||
PGHTH | PG high threshold | VOUT increasing | 89 | 94 | 95 | %VOUT | |
PGLTH | PG low threshold | VOUT decreasing | 87 | 92 | 93 | %VOUT | |
VOL(PG) | PG pin low-level output voltage | VIN ≥ 1.5 V, ISINK = 1 mA
|
300 | mV | |||
VOL(PG) | PG pin low-level output voltage | VIN ≥ 2.75 V, ISINK = 2 mA | 300 | ||||
Ilkg(PG) | PG pin leakage current | VOUT > PGHTH, VPG = 6.0 V | 300 | nA | |||
TSD | Thermal shutdown | Shutdown, temperature increasing | 170 | °C | |||
Reset, temperature decreasing | 155 |