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Rev.1.0_03
HIGH-WITHSTAND VOLTAGE LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR
S-1142 Series
„ Pin Configuration
HSOP-6
Top view
65 4
12 3
Figure 2
Table 2
Pin No.
Symbol
Description
1
VOUT
Output voltage pin
2
VSS
GND pin
3 ON/OFF Power-off pin
4
NC*1
No connection
5
VSS
GND pin
6 VIN Input voltage pin
*1. The NC pin is electrically open.
The NC pin can be connected to VIN or VSS.
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Seiko Instruments Inc.
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HIGH-WITHSTAND VOLTAGE LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR
S-1142 Series
Rev.1.0_03
2. S-1142xxxH (+105°C supported)
Table 7
Parameter
Symbol
(VIN = 13.5 V, Tj = −40°C to +125°C, Ta = −40°C to +105°C unless otherwise specified)
Conditions
Min.
Typ.
Max.
Unit
Test
Circuit
Output voltage*1
Output current*2
Dropout voltage*3
Line regulation
Load regulation
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during operation
VOUT(E)
IOUT = 30 mA, −40°C ≤ Tj ≤ +105°C
IOUT
Vdrop
∆VOUT1
∆VIN • VOUT
∆VOUT2
VIN ≥ VOUT(S) + 2.0 V
IOUT = 100 mA
Ta = +25°C
IOUT = 200 mA
Ta = +25°C
2.0 V ≤ VOUT(S) < 2.2 V
2.2 V ≤ VOUT(S) < 2.4 V
2.4 V ≤ VOUT(S) < 2.6 V
2.6 V ≤ VOUT(S) < 3.0 V
3.0 V ≤ VOUT(S) < 3.5 V
3.5 V ≤ VOUT(S) < 4.0 V
4.0 V ≤ VOUT(S) < 5.0 V
5.0 V ≤ VOUT(S) < 7.0 V
7.0 V ≤ VOUT(S) < 9.0 V
9.0 V ≤ VOUT(S) ≤ 12.0 V
2.0 V ≤ VOUT(S) < 2.2 V
2.2 V ≤ VOUT(S) < 2.4 V
2.4 V ≤ VOUT(S) < 2.6 V
2.6 V ≤ VOUT(S) < 3.0 V
3.0 V ≤ VOUT(S) < 3.5 V
3.5 V ≤ VOUT(S) < 4.0 V
4.0 V ≤ VOUT(S) < 5.0 V
5.0 V ≤ VOUT(S) < 7.0 V
7.0 V ≤ VOUT(S) < 9.0 V
9.0 V ≤ VOUT(S) ≤ 12.0 V
VOUT(S) + 1.0 V ≤ VIN ≤ 30 V, IOUT = 30 mA
VIN = 13.5 V, 2.0 V ≤ VOUT(S) < 5.1 V
0.1 mA ≤ IOUT ≤ 40 mA
VIN = 13.5 V, 5.1 V ≤ VOUT(S) ≤ 12.0 V
0.1 mA ≤ IOUT ≤ 40 mA
ISS1 ON/OFF pin = ON, no load
VOUT(S)
× 0.97
200*4
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
VOUT(S)
−
1.0
0.8
0.6
0.45
0.35
0.3
0.27
0.23
0.2
0.18
1.12
1.02
0.92
0.82
0.72
0.62
0.55
0.5
0.45
0.4
0.05
20
20
4.0
VOUT(S)
× 1.03
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
0.3
70
150
9.0
V
mA
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
%/V
mV
mV
µA
1
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
Current consumption
during shutdown
Input voltage
Shutdown pin input
voltage “H”
Shutdown pin input
voltage “L”
Shutdown pin input
current “H”
Shutdown pin input
current “L”
ISS2
VIN
VSH
VSL
ISH
ISL
Ripple rejection
RR
Short-circuit current ISHORT
Thermal shutdown
detection temperature
Thermal shutdown
release temperature
TSD
TSR
ON/OFF pin = OFF, no load
−
VIN = 13.5 V, RL = 1.0 kΩ, determined by VOUT
output level
VIN = 13.5 V, RL = 1.0 kΩ, determined by VOUT
output level
VIN = 13.5 V, VON/OFF = 13.5 V
−
3.0
1.5
−
−0.1
VIN = 13.5 V, VON/OFF = 0 V
VIN = 13.5 V,
2.0 V ≤ VOUT(S) < 2.3 V
f = 100 Hz,
2.3 V ≤ VOUT(S) < 3.6 V
∆Vrip = 0.5 Vrms,
3.6 V ≤ VOUT(S) < 6.1 V
IOUT = 30 mA,
Ta = +25°C
6.1 V ≤ VOUT(S) < 10.1 V
10.1 V ≤ VOUT(S) ≤ 12.0 V
VIN = 13.5 V, ON/OFF pin = ON,
VOUT = 0 V, Ta = +25°C
Junction temperature
−0.1
−
−
−
−
−
−
−
Junction temperature
−
0.1
−
−
−
−
−
50
45
40
35
30
80
150
125
2.5 µA 2
50 V −
− V4
0.3 V 4
0.1 µA 4
0.1 µA 4
− dB 5
− dB 5
− dB 5
− dB 5
− dB 5
− mA 3
− °C −
− °C −
10 Seiko Instruments Inc.

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