JAJSF46I March 2018 – March 2024 TPS62824 , TPS62824A , TPS62825 , TPS62825A , TPS62826 , TPS62826A , TPS62827 , TPS62827A
PRODUCTION DATA
PARAMETER | TEST CONDITIONS | MIN | TYP | MAX | UNIT | |
---|---|---|---|---|---|---|
SUPPLY | ||||||
IQ | Quiescent current | EN = High, no load, device not switching | 4 | 10 | µA | |
IQ | Quiescent current | EN = High, no load, FPWM devices | 8 | mA | ||
ISD | Shutdown current | EN = Low, TJ = -40 ℃ to 85 ℃ | 0.05 | 0.5 | µA | |
VUVLO | Under voltage lock out threshold | VIN falling | 2.1 | 2.2 | 2.3 | V |
Under voltage lock out hysteresis | VIN rising | 160 | mV | |||
TJSD | Thermal shutdown threshold | TJ rising | 150 | °C | ||
Thermal shutdown hysteresis | TJ falling | 20 | °C | |||
LOGIC INTERFACE EN | ||||||
VIH | High-level threshold voltage | 1.0 | V | |||
VIL | Low-level threshold voltage | 0.4 | V | |||
IEN,LKG | Input leakage current into EN pin | EN = High | 0.01 | 0.1 | µA | |
SOFT START, POWER GOOD | ||||||
tSS | Soft start time | Time from EN high to 95% of VOUT nominal, TPS62827 | 1.75 | ms | ||
Time from EN high to 95% of VOUT nominal, TPS62824x/5x/6x/7A | 1.25 | ms | ||||
VPG | Power good lower threshold | VPG rising, VFB referenced to VFB nominal | 94 | 96 | 98 | % |
VPG falling, VFB referenced to VFB nominal | 90 | 92 | 94 | % | ||
Power good upper threshold | VPG rising, VFB referenced to VFB nominal | 108 | 110 | 112 | % | |
VPG falling, VFB referenced to VFB nominal | 103 | 105 | 107 | % | ||
VPG,OL | Low-level output voltage | Isink = 1 mA | 0.4 | V | ||
IPG,LKG | Input leakage current into PG pin | VPG = 5.0 V | 0.01 | 0.1 | µA | |
tPG,DLY | Power good deglitch delay | PG rising edge | 100 | µs | ||
PG falling edge | 20 | |||||
OUTPUT | ||||||
VOUT | Output voltage accuracy | TPS6282533, PWM mode | 3.267 | 3.3 | 3.333 | V |
VOUT | Output voltage accuracy | TPS6282x18, PWM mode | 1.78 | 1.8 | 1.82 | V |
VFB | Feedback regulation voltage | PWM mode | 594 | 600 | 606 | mV |
IFB,LKG | Feedback input leakage current for adjustable output voltage | VFB = 0.6 V | 0.01 | 0.05 | µA | |
RFB | Internal resistor divider connected to FB pin, for fixed output votlage | TPS6282518, TPS6282618, TPS6282533 | 7.5 | MΩ | ||
IDIS | Output discharge current | VSW = 0.4V; EN = LOW | 75 | 400 | mA | |
Load regulation | IOUT = 0.5 A to 3 A, VOUT = 1.8 V | 0.1 | %/A | |||
POWER SWITCH | ||||||
RDS(on) | High-side FET on-resistance | 26 | mΩ | |||
Low-side FET on-resistance | 25 | mΩ | ||||
ILIM | High-side FET switch current limit, DC | TPS62824A | 1.7 | 2.1 | 2.4 | A |
TPS62825x | 2.74 | 3.3 | 3.9 | A | ||
TPS62826x | 3.7 | 4.3 | 5.0 | A | ||
TPS62827x | 4.8 | 5.6 | 6.4 | A | ||
ILIM | Low-side FET negative current limit, DC | TPS62824A/5A/6A/7A | –1.6 | A | ||
fSW | PWM switching frequency | IOUT = 1 A, VOUT = 1.8 V | 2.2 | MHz |