JAJSM97D June 2021 – August 2022 TPS62932 , TPS62933 , TPS62933F , TPS62933O , TPS62933P
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
POWER SUPPLY (VIN PIN) | ||||||
VIN | Operation input voltage | 3.8 | 30 | V | ||
IQ | Nonswitching quiescent current | EN = 5 V, VFB = 0.85 V, TPS62932, TPS62933, and TPS62933P | 12 | µA | ||
EN = 5 V, VFB = 1 V, TPS62933F | 125 | |||||
EN = 5 V, VFB = 1 V, TPS62933O | 45 | |||||
ISHDN | Shutdown supply current | VEN = 0 V | 2 | µA | ||
VIN_UVLO | Input undervoltage lockout thresholds | Rising threshold | 3.4 | 3.6 | 3.8 | V |
Falling threshold | 3.1 | 3.3 | 3.5 | V | ||
Hysteresis | 300 | mV | ||||
ENABLE (EN PIN) | ||||||
VEN_RISE | Enable threshold | Rising enable threshold | 1.21 | 1.28 | V | |
VEN_FALL | Disable threshold | Falling disable threshold | 1.1 | 1.17 | V | |
Ip | EN pullup current | VEN = 1.0 V | 0.7 | µA | ||
Ih | EN pullup hysteresis current | VEN = 1.5 V | 1.4 | µA | ||
VOLTAGE REFERENCE (FB PIN) | ||||||
VFB | FB voltage | TJ = 25°C | 792 | 800 | 808 | mV |
TJ = 0°C to 85°C | 788 | 800 | 812 | mV | ||
TJ = –40°C to 150°C | 784 | 800 | 816 | mV | ||
IFB | Input leakage current | VFB = 0.8 V | 0.15 | μA | ||
INTEGRATED POWER MOSFETS | ||||||
RDSON_HS | High-side MOSFET on-resistance | TJ = 25°C, VBST – SW = 5 V | 76 | mΩ | ||
RDSON_LS | Low-side MOSFET on-resistance | TJ = 25°C | 32 | mΩ | ||
CURRENT LIMIT | ||||||
IHS_LIMIT | High-side MOSFET current limit | TPS62933 and TPS62933x | 4.2 | 5 | 5.8 | A |
TPS62932 | 2.8 | 3.4 | 4 | |||
ILS_LIMIT | Low-side MOSFET current limit | TPS62933 and TPS62933x | 2.9 | 3.8 | 4.5 | A |
TPS62932 | 2 | 2.5 | 3 | |||
ILS_NOC | Reverse current limit | TPS62933F | 1.2 | 2.4 | 3.6 | A |
IPEAK_MIN | Minimum peak inductor current | TPS62933, TPS62933P, and TPS62933O | 0.75 | A | ||
TPS62932 | 0.53 | |||||
SOFT START (SS PIN) | ||||||
ISS | Soft-start charge current | TPS62932, TPS62933, and TPS62933F | 4.5 | 5.5 | 6.5 | μA |
TSS | Fixed internal soft-start time | TPS62933P and TPS62933O | 2 | ms | ||
POWER GOOD (PG PIN) | ||||||
VPGTH | PG threshold, VFB percentage | VFB falling, PG high to low | 85% | |||
VFB rising, PG low to high | 90% | |||||
VFB falling, PG low to high | 110% | |||||
VFB rising, PG high to low | 115% | |||||
TPG_R | PG delay time | PG from low to high | 70 | μs | ||
TPG_F | PG delay time | PG from high to low | 18 | μs | ||
VIN_PG_VALID | Minimum VIN for valid PG output | Measured when PG < 0.5 V with 100-kΩ pullup to external 5 V | 2 | 2.5 | V | |
VPG_OL | PG output low-level voltage | IPG = 0.5 mA | 0.3 | V | ||
IPG_LK | PG leakage current when open drain is high | VPG = 5.5 V | –1 | 1 | μA | |
OSCILLATOR FREQUENCY (RT PIN) | ||||||
fSW | Switching center frequency | RT = floating | 450 | 500 | 550 | kHz |
RT = GND | 1000 | 1200 | 1350 | |||
RT = 71.5 kΩ | 310 | |||||
RT = 9.09 kΩ | 2100 | |||||
fSW_min | Minimum switching frequency | TPS62933O | 30 | kHz | ||
tON_MIN(1) | Minimum ON pulse width | 70 | ns | |||
tOFF_MIN(1) | Minimum OFF pulse width | 140 | ns | |||
tON_MAX(1) | Maximum ON pulse width | 7 | μs | |||
OUTPUT OVERVOLTAGE AND UNDERVOLTAGE PROTECTION | ||||||
VOVP | Output OVP threshold | OVP detect (L→H) | 112% | 115% | 118% | |
Hysteresis | 5% | |||||
VUVP | Output UVP threshold | UVP detect (H→L) | 65% | |||
thiccup_ON | UV hiccup ON time before entering hiccup mode after soft start ends | 256 | μs | |||
thiccup_OFF | UV hiccup OFF time before restart | 10.5 × tSS | s | |||
THERMAL SHUTDOWN | ||||||
TSHDN(1) | Thermal shutdown threshold | Shutdown temperature | 165 | °C | ||
THYS(1) | Hysteresis | 30 | °C | |||
SPREAD SPECTRUM FREQUENCY | ||||||
fm | Modulation frequency | fSW / 128 | kHz | |||
fspread | Internal spread oscillator frequency | ±6% |