TPS76815Q, TPS76818Q, TPS76825Q, TPS76827Q
TPS76828Q, TPS76830Q TPS76833Q, TPS76850Q, TPS76801Q
FAST-TRANSIENT-RESPONSE 1-A LOW-DROPOUT VOLTAGE REGULATORS
SLVS211B – JUNE 1999 – REVISED JULY 1999
6POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range,
Vi = VO(typ) + 1 V, IO = 1 mA, EN = 0 V, CO = 10 µF (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
5.5 V ≥ VO ≥ 1.2 V, TJ = 25°C VO
5.5 V ≥ VO ≥ 1.2 V, TJ = –40°C to 125°C 0.98VO1.02VO
TJ = 25°C, 2.7 V < VIN < 10 V 1.5
TJ = –40°C to 125°C, 2.7 V < VIN < 10 V 1.470 1.530
TJ = 25°C, 2.8 V < VIN < 10 V 1.8
TJ = –40°C to 125°C, 2.8 V < VIN < 10 V 1.764 1.836
TJ = 25°C, 3.5 V < VIN < 10 V 2.5
TJ = –40°C to 125°C, 3.5 V < VIN < 10 V 2.450 2.550
Output voltage
TJ = 25°C, 3.7 V < VIN < 10 V 2.7
µ
o
oa
Not
2
TJ = –40°C to 125°C, 3.7 V < VIN < 10 V 2.646 2.754
TJ = 25°C, 3.8 V < VIN < 10 V 2.8
TJ = –40°C to 125°C, 3.8 V < VIN < 10 V 2.744 2.856
TJ = 25°C, 4.0 V < VIN < 10 V 3.0
TJ = –40°C to 125°C, 4.0 V < VIN < 10 V 2.940 3.060
TJ = 25°C, 4.3 V < VIN < 10 V 3.3
TJ = –40°C to 125°C, 4.3 V < VIN < 10 V 3.234 3.366
TJ = 25°C, 6.0 V < VIN < 10 V 5.0
TJ = –40°C to 125°C, 6.0 V < VIN < 10 V 4.900 5.100
Quiescent current (GND current) 10 µA < IO < 1 A, TJ = 25°C 85
EN = 0V, (see Note 2) IO = 1 A, TJ = –40°C to 125°C 125 µ
Output voltage line regulation (∆VO/VO)
(see Notes 2 and 3) VO + 1 V < VI ≤ 10 V, TJ = 25°C 0.01 %/V
Load regulation 3 mV
Output noise voltage BW = 300 Hz to 50 kHz,
CO = 10 µF, TJ = 25°C190 µVrms
Output current Limit VO = 0 V 1.7 2 A
Thermal shutdown junction temperature 150 °C
EN = VI, TJ = 25°C,
2.7 V < VI < 10 V 1µA
y
u
EN = VI, TJ = –40°C to 125°C
2.7 V < VI < 10 V 10 µA
FB input current TPS76801 FB = 1.5 V 2 nA
High level enable input voltage 1.7 V
Low level enable input voltage 0.9 V
Power supply ripple rejection (see Note 2) f = 1 KHz, CO = 10 µF,
TJ = 25°C60 dB
Minimum input voltage for valid PG IO(PG) = 300µA 1.1 V
T rip threshold voltage VO decreasing 92 98 %VO
PG Hysteresis voltage Measured at VO0.5 %VO
Output low voltage VI = 2.7 V, IO(PG) = 1mA 0.15 0.4 V
Leakage current V(PG) = 5 V 1µA
p
EN = 0 V –1 0 1
u
u
EN = VI–1 1 µ
NOTE: 2. Minimum IN operating voltage is 2.7 V or VO(typ) + 1 V, whichever is greater. Maximum IN voltage 10 V.