JAJSP72 August 2024 TPSM83102
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |||
---|---|---|---|---|---|---|---|---|
SUPPLY | ||||||||
ISD | Shutdown current into VIN | VI = 3.8 V, V(EN) = 0 V | TJ = 25°C | 0.5 | 0.9 | μA | ||
IQ | Quiescent current into VIN | VI = 2.2 V, VO = 3.3 V, V(EN) = 2.2 V, no switching | 0.15 | 6.1 | μA | |||
IQ | Quiescent current into VOUT | VI = 2.2 V, VO = 3.3 V, V(EN) = 2.2 V, no switching | 8 | μA | ||||
VIT+ | Positive-going UVLO threshold voltage | 1.5 | 1.55 | 1.599 | V | |||
VIT– | Negative-going UVLO threshold voltage | During start-up | 1.4 | 1.45 | 1.499 | V | ||
Vhys | UVLO threshold voltage hysteresis | 99 | mV | |||||
VI(POR)T+ | Positive-going POR threshold voltage | maximum of VI or VO | 1.25 | 1.45 | 1.65 | V | ||
VI(POR)T- | Negative-going POR threshold voltage | 1.22 | 1.43 | 1.6 | V | |||
I/O SIGNALS | ||||||||
VT+ | Positive-going threshold voltage | EN, MODE | 0.77 | 0.98 | 1.2 | V | ||
VT- | Negative-going threshold voltage | EN, MODE | 0.5 | 0.66 | 0.76 | V | ||
Vhys | Hysteresis voltage | EN, MODE | 300 | mV | ||||
IIH | High-level input current | (EN, MODE) | V(EN) = V(MODE) = 1.5 V, no pullup resistor |
±0.01 | ±0.25 | µA | ||
IIL | Low-level input current | (EN, MODE) | V(EN) = V(MODE) = 0 V, |
±0.01 | ±0.1 | µA | ||
Input bias current | (EN, MODE) | V(EN) = 5.5 V | ±0.01 | ±0.3 | µA | |||
POWER SWITCH | ||||||||
rDS(on) | On-state resistance | Q1 | VI = 3.8 V, VO = 3.3 V, test current = 0.2 A |
45 | mΩ | |||
Q2 | 50 | mΩ | ||||||
Q3 | 50 | mΩ | ||||||
Q4 | 85 | mΩ | ||||||
CURRENT LIMIT | ||||||||
IL(PEAK) | Switch peak current limit (1) | Q1 | Vin=3.8V, VO = 3.3 V | Output sourcing current | 2.6 | 3 | 3.35 | A |
PFM mode entry threshold (peak) current (1) | IO falling | 145 | mA | |||||
OUTPUT | ||||||||
CONTROL[FEEDBACK PIN] | ||||||||
PROTECTION FEATURES | ||||||||
VT+(OVP) | Positive-going OVP threshold voltage |
5.55 | 5.75 | 5.95 | V | |||
VT+(IVP) | Positive-going IVP threshold voltage |
5.55 | 5.75 | 5.95 | V | |||
TIMING PARAMETERS | ||||||||
td(EN) | Delay between a rising edge on the EN pin and the start of the output voltage ramp | 0.87 | 1.5 | ms | ||||
td(ramp) | Soft-start ramp time | 6.42 | 7.55 | 8.68 | ms | |||
fSW | Switching frequency | 1.8 | 2 | 2.2 | MHz |