ST1L05 STMicroelectronics, ST1L05 Datasheet - Page 7

• Manufacturer Part Number: ST1L05
• Description: Very low quiescent BiCMOS voltage regulator
• Manufacturer: STMicroelectronics

Specifications of ST1L05

• Fixed Output Voltage: 1.8 V, 2.5 V, 3.3 V and ADJ
• Output Voltage Tolerance: ± 2% at 25 °C
• Output Current Capability: 1.3 A
• Very Low Quiescent Current: max 650 μA over temperature range
• Operating Junction Temperature Range: from 0 to 125 °C

ST1L05, ST1L05A, ST1L05B, ST1L05C, ST1L05D
4
Table 6.
1. Guaranteed by design. Not tested in production
2. C
Symbol
ΔV
ΔV
ΔV
ΔV
I
SVR
ΔV
ΔV
OMIN
T
V
V
eN
O
O
O
V
O
I
I
I
SH
Q
S
O
O
/ΔI
/ΔI
/ΔI
=10µF, C
/ΔV
d
O
O
O
O
O
I
Output voltage
Output voltage
Line regulation
Load regulation
Output current limit
Minimum output current for
regulation
Dropout voltage
Quiescent current
Supply voltage rejection
RMS output noise
Load transient (rising)
Load transient (falling)
Start-up transient
Short circuit removal response
(1)(2)
Thermal shutdown trip point
Electrical characteristics for the ST1L05PU25
Electrical characteristics
Refer to the typical application schematic, V
C
T
O
J
=10µF, all X7R ceramic capacitors.
I
= C
= 25 °C unless otherwise specified.
O
Parameter
= 4.7 µF, T
(1)(2)
(1)
J
(1)(2)
(1)(2)
= 0 to 125 °C, unless otherwise specified. Typical values are intended at
(1)
(1)
V
V
V
V
V
I
I
I
V
V
V
B = 10Hz to 10kHz, V
I
V
100mA to 1.3A, t
V
V
t
V
V
O
O
O
O
R
I
I
I
I
I
I
I
I
I
I
I
I
I
=5mA
≥ 1µs
=3.3V to 5.25V, T=25°C
= 3.3V to 5.25V
= 4.75V to 5.25V
= 4.75V, I
= 5.5V
= 0.8A
= 1A
= 1.3A
= 5V, I
= 5.5V, I
= 5±0.5V, I
=5V, any 200mA step from
=5V, I
=0V to 5V, I
=5V, I
=5V
Doc ID 14492 Rev 2
O
O
O
Test condition
= 1.3A to 10mA, t
= short to 10mA
O
= 2mA to 1.3A, T=25°C
O
= 2mA to 1.3A
O
= 10mA to 1.3A
O
= 5mA, f=120Hz
= 10mA to 1.3A,
R
I
≥ 1µs
= 3.3 V to 4.5 V, I
I
= 5V,
F
≥ 1µs
2.4375
O
Min.
2.45
1.3
50
= 5 mA to 1.3 A,
Electrical characteristics
0.003
Typ.
0.25
350
350
165
2.5
2.5
0.2
0.3
15
68
2.5625
Max.
2.55
0.45
2.75
2.75
2.75
500
650
0.4
0.5
15
30
0
5
%V
%V
Unit
mV
mV
mA
µA
dB
°C
V
V
A
V
V
V
V
V
V
7/24
O
O