参数资料
型号: S-1137B12-U5T1G
元件分类: 固定正电压单路输出LDO稳压器
英文描述: 1.2 V FIXED POSITIVE LDO REGULATOR, 0.67 V DROPOUT, PDSO5
封装: LEAD FREE, SOT-89, 5 PIN
文件页数: 4/47页
文件大小: 500K
代理商: S-1137B12-U5T1G
HIGH RIPPLE-REJECTION LOW DROPOUT SOFT-START FUNCTION CMOS VOLTAGE REGULATOR
S-1137 Series
Rev.2.0_01
Seiko Instruments Inc.
12
Electrical Characteristics
Table 10 (1 / 2)
(Ta = 25
°C unless otherwise specified)
Item
Symbol
Conditions
Min.
Typ.
Max.
Unit
Test
Circuit
1.2 V
≤ V
OUT(S) < 1.5 V
VOUT(S)
0.015
VOUT(S)
+ 0.015
V
1
Output voltage
*1
VOUT(E)
VIN = VOUT(S) + 1.0 V,
IOUT = 100 mA
1.5 V
≤ V
OUT(S) ≤ 3.5 V
VOUT(S)
× 0.99
VOUT(S)
× 1.01
V
1
Output current
*2
IOUT
VIN ≥ VOUT(S) + 1.0 V
300
*5
mA
3
1.2 V
≤ V
OUT(S) < 1.3 V
0.50
0.58
0.67
V
1
1.3 V
≤ V
OUT(S) < 1.4 V
0.48
0.56
V
1
1.4 V
≤ V
OUT(S) < 1.5 V
0.37
0.50
V
1
1.5 V
≤ V
OUT(S) < 1.7 V
0.31
0.47
V
1
1.7 V
≤ V
OUT(S) < 2.0 V
0.28
0.42
V
1
2.0 V
≤ V
OUT(S) < 2.4 V
0.25
0.38
V
1
2.4 V
≤ V
OUT(S) < 2.8 V
0.23
0.35
V
1
Dropout voltage
*3
Vdrop
IOUT = 300 mA
2.8 V
≤ V
OUT(S) ≤ 3.5 V
0.21
0.31
V
1
Line regulation
OUT
IN
OUT1
V
Δ
VOUT(S) + 0.5 V ≤ VIN ≤ 5.5 V, IOUT = 100 mA
0.05
0.2
%/V
1
VIN = VOUT(S) + 1.0 V, 1.0 mA ≤ IOUT ≤ 100 mA
15
40
mV
1
Load regulation
ΔV
OUT2
VIN = VOUT(S) + 1.0 V, 1.0 mA ≤ IOUT ≤ 300 mA
45
120
mV
1
Output voltage
temperature coefficient
*4
OUT
V
Ta
V
Δ
VIN = VOUT(S) + 1.0 V, IOUT = 30 mA,
40°C ≤ Ta ≤ +85°C
±130
ppm/
°C1
Current consumption
during operation
ISS1
VIN = VOUT(S) + 1.0 V, ON / OFF pin = ON, no load
45
65
μA
2
Current consumption
during power-off
ISS2
VIN = VOUT(S) + 1.0 V, ON / OFF pin = OFF, no load
0.1
1.0
μA
2
Input voltage
VIN
1.7
5.5
V
ON / OFF pin
input voltage “H”
VSH
VIN = VOUT(S) + 1.0 V, RL = 1.0 kΩ
determined by VOUT output level
1.0
V
4
ON / OFF pin
input voltage “L”
VSL
VIN = VOUT(S) + 1.0 V, RL = 1.0 kΩ
determined by VOUT output level
0.3
V
4
B / D type
0.1
0.1
μA
4
ON / OFF pin
input current “H”
ISH
VIN = 5.5 V,
VON / OFF = 5.5 V
A / C type
1.0
2.5
5.0
μA
4
ON / OFF pin
input current “L”
ISL
VIN = 5.5 V, VON / OFF = 0 V
0.1
0.1
μA
4
Ripple rejection
RR
VIN = VOUT(S) + 1.0 V, f = 1.0 kHz,
ΔV
rip = 0.5 Vrms, IOUT = 50 mA
70
dB
5
Short-circuit current
Ishort
VIN = VOUT(S) + 1.0 V, ON / OFF pin = ON, VOUT = 0 V
150
mA
3
Soft start time
tSS
VIN = VOUT(S) + 1.0 V, IOUT = 100 mA, CL = 1.0 μF,
CSS = 1.0 nF
0.7
ms
1
相关PDF资料
PDF描述
S-1137B12-U5T1U 1.2 V FIXED POSITIVE LDO REGULATOR, 0.67 V DROPOUT, PDSO5
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