Datasheet
SLVS208I − MAY 1999 − REVISED JANUARY 2004
www.ti.com
1
D 1 A Low-Dropout Voltage Regulator
D Available in 1.5-V, 1.8-V, 2.5-V, 2.7-V, 2.8-V,
3.0-V, 3.3-V, 5.0-V Fixed Output and
Adjustable Versions
D Dropout Voltage Down to 230 mV at 1 A
(TPS76750)
D Ultralow 85 mA Typical Quiescent Current
D Fast Transient Response
D 2% Tolerance Over Specified Conditions for
Fixed-Output Versions
D Open Drain Power-On Reset With 200-ms
Delay (See TPS768xx for PG Option)
D 8-Pin SOIC and 20-Pin TSSOP PowerPAD
(PWP) Package
D Thermal Shutdown Protection
description
This device is designed to have a fast transient
response and be stable with 10 µF low ESR
capacitors. This combination provides high
performance at a reasonable cost.
T
A
− Free-Air Temperature − °C
−40 0 20 120
10
3
−60 40 60 80 100
− Dropout Voltage − mV
V
DO
TPS76733
DROPOUT VOLTAGE
vs
FREE-AIR TEMPERATURE
10
2
10
1
10
0
10
−1
10
−2
−20 140
I
O
= 1 A
I
O
= 10 mA
I
O
= 0
C
o
= 10 µF
t − Time − µs
TPS76733
LOAD TRANSIENT RESPONSE
I − Output Current − A
O
V
O
− Change in∆
Output Voltage − mV
1
0.5
300200100 400 500 700600 800 900 10000
C
o
= 10 µF
T
A
= 25°C
0
0
50
100
−50
−100
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Copyright 1999 − 2004, Texas Instruments Incorporated
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments
semiconductor products and disclaimers thereto appears at the end of this data sheet.
All trademarks are the property of their respective owners.
NC − No internal connection
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
GND/HSINK
GND/HSINK
GND
NC
EN
IN
IN
NC
GND/HSINK
GND/HSINK
GND/HSINK
GND/HSINK
NC
NC
RESET
FB/NC
OUT
OUT
GND/HSINK
GND/HSINK
PWP PACKAGE
(TOP VIEW)
1
2
3
4
8
7
6
5
GND
EN
IN
IN
RESET
FB/NC
OUT
OUT
D PACKAGE
(TOP VIEW)