S-1137 Datasheet, PDF (12/47 Pages) Seiko Instruments Inc – HIGH RIPPLE-REJECTION LOW DROPOUT SOFT-START FUNCTION CMOS VOLTAGE REGULATOR

HIGH RIPPLE-REJECTION LOW DROPOUT SOFT-START FUNCTION CMOS VOLTAGE REGULATOR
S-1137 Series
Rev.2.1_01
 Electrical Characteristics
Table 10 (1 / 2)
Item
Symbol
Condition
Output voltage^*1
Output current^*2
Dropout voltage^*3
Line regulation
Load regulation
Output voltage
temperature coefficient^*4
Current consumption
during operation
Current consumption
during power-off
Input voltage
ON / OFF pin
input voltage “H”
ON / OFF pin
input voltage “L”
ON / OFF pin
input current “H”
ON / OFF pin
input current “L”
Ripple rejection
Short-circuit current
Soft-start time
VOUT(E)
IOUT
Vdrop
ΔVOUT1
ΔVIN•VOUT
ΔVOUT2
ΔVOUT
ΔTa • VOUT
ISS1
ISS2
VIN
VSH
VSL
ISH
ISL
RR
Ishort
tSS
VIN = VOUT(S) + 1.0 V,
IOUT = 100 mA
1.2 V ≤ VOUT(S) < 1.5 V
1.5 V ≤ VOUT(S) ≤ 3.5 V
VIN ≥ VOUT(S) + 1.0 V
IOUT = 300 mA
1.2 V ≤ VOUT(S) < 1.3 V
1.3 V ≤ VOUT(S) < 1.4 V
1.4 V ≤ VOUT(S) < 1.5 V
1.5 V ≤ VOUT(S) < 1.7 V
1.7 V ≤ VOUT(S) < 2.0 V
2.0 V ≤ VOUT(S) < 2.4 V
2.4 V ≤ VOUT(S) < 2.8 V
2.8 V ≤ VOUT(S) ≤ 3.5 V
VOUT(S) + 0.5 V ≤ VIN ≤ 5.5 V, IOUT = 100 mA
VIN = VOUT(S) + 1.0 V, 1.0 mA ≤ IOUT ≤ 100 mA
VIN = VOUT(S) + 1.0 V, 1.0 mA ≤ IOUT ≤ 300 mA
VIN = VOUT(S) + 1.0 V, IOUT = 30 mA,
−40°C ≤ Ta ≤ +85°C
VIN = VOUT(S) + 1.0 V, ON / OFF pin = ON, no load
VIN = VOUT(S) + 1.0 V, ON / OFF pin = OFF, no load
⎯
VIN = VOUT(S) + 1.0 V, RL = 1.0 kΩ
determined by VOUT output level
VIN = VOUT(S) + 1.0 V, RL = 1.0 kΩ
determined by VOUT output level
VIN = 5.5 V,
B / D type
VON / OFF = 5.5 V
A / C type
VIN = 5.5 V, VON / OFF = 0 V
VIN = VOUT(S) + 1.0 V, f = 1.0 kHz,
ΔVrip = 0.5 Vrms, IOUT = 50 mA
VIN = VOUT(S) + 1.0 V, ON / OFF pin = ON, VOUT = 0 V
VIN = VOUT(S) + 1.0 V, IOUT = 100 mA, CL = 1.0 μF,
CSS = 1.0 nF
(Ta = 25°C unless otherwise specified)
Min.
Typ.
Max.
Unit
Test
Circuit
VOUT(S)
− 0.015
VOUT(S)
VOUT(S)
+ 0.015
V
1
VOUT(S)
× 0.99
VOUT(S)
VOUT(S)
× 1.01
V
1
300^*5
⎯
⎯
mA
3
0.50
0.58
0.67
V
1
⎯
0.48
0.56
V
1
⎯
0.37
0.50
V
1
⎯
0.31
0.47
V
1
⎯
0.28
0.42
V
1
⎯
0.25
0.38
V
1
⎯
0.23
0.35
V
1
⎯
0.21
0.31
V
1
⎯
0.05
0.2 %/V 1
⎯
15
40
mV
1
⎯
45
120
mV
1
⎯
±130
⎯ ppm/°C 1
⎯
45
65
μA
2
⎯
0.1
1.0
μA
2
1.7
⎯
5.5
V
⎯
1.0
⎯
⎯
V
4
⎯
⎯
−0.1
⎯
1.0
2.5
−0.1
⎯
0.3
V
4
0.1
μA
4
5.0
μA
4
0.1
μA
4
⎯
70
⎯
dB
5
⎯
150
⎯
mA
3
⎯
0.7
⎯
ms
1
12