Voltage Regulators
1
Publication date: November 2001 SFF00010CEB
AN80PxxRSP Series
5-pin, low dropout voltage regulator with standby function (1 A type)
a73 Overview
The AN80PxxRSP series is a 1 A, low dropout voltage
regulator with standby function, featuring low current
consumption and low noise.
a73 Features
• Standby consumption current: max. 3 µA
• Dropout voltage: 0.3 V
• Output voltage accuracy: ±3%
• 5-pin surface mounting package
• Ripple rejection ratio of 30 dB (f = 500 kHz)
• Output voltage: 1.8 V, 1.9 V, 2.0 V, 2.1 V, 2.2 V, 2.5 V,
2.7 V, 2.8 V, 2.9 V, 3.0 V, 3.1 V, 3.2 V,
3.3 V, 3.4 V, 3.5 V, 3.6 V, 4.8 V, 4.9 V,
5.0 V, 5.1 V, 5.2 V, 5.3 V
a73 Applications
• General use power supply
a73 Block Diagram
Unit: mm
SP-5SU
1234 5
V
OUT
C
OUT1
C
OUT2
C
NR
Cont.
(Fin)
Input short-circuit
protection
Output stage
Overcurrent
limitter
Starter
V
oltage reference
Error amplifier
Thermal
protection
Inrush current
protection
V
REF
R1
R2
Output dri
v
e
r
V
IN
C
IN
C
IN
: 100 µF, C
NR
: 1 µF, C
OUT1
: 33 µF, C
OUT2
: 0.1 µF
(3.00)
(4.35)
5.40±0.10
6.50±0.10
1.80
±
0.10
(0.80)
(2.50)
2.30
±
0.10
(5.50)
9.80
±
0.20
5.08±0.10
12 45
0.50±0.10
0.50±0.10
0.10±0.10
1.00
±
0.20
1.00±0.10
5.50
±
0.10
(2.50)
1.27±0.10
3
(0.75)
0.50±0.10
Note) The package of this product will be changed
to lead-free type (SP-5SUA). See the new pack-
age dimensions section later of this datasheet.