S1142A Datasheet, PDF (8/32 Pages) Seiko Instruments Inc – HIGH-WITHSTAND VOLTAGE LOW CURRENT CONSUMPTION

HIGH-WITHSTAND VOLTAGE LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR
S-1142A/B Series
Rev.4.2_00
 Electrical Characteristics
Item
Symbol
Table 7
(Tj = −40°C to +125°C, Ta = −40°C to +85°C unless otherwise specified)
Condition
Min.
Typ.
Max.
Unit
Test
Circuit
Output voltage^*1
Output current^*2
Dropout voltage^*3
Line regulation
V_OUT(E)
V_IN = V_OUT(S) + 1.0 V,
I_OUT = 30 mA, −40°C ≤ Tj ≤ +105°C
V_OUT(S)
× 0.97
V_OUT(S)
V_OUT(S)
× 1.03
V
1
I_OUT
V_IN ≥ V_OUT(S) + 2.0 V
200^*4
−
− mA 3
2.0 V ≤ V_OUT(S) < 2.2 V
−
1.0
−
V
1
2.2 V ≤ V_OUT(S) < 2.4 V
−
0.8
−
V
1
2.4 V ≤ V_OUT(S) < 2.6 V
−
0.6
−
V
1
2.6 V ≤ V_OUT(S) < 3.0 V
−
0.45
−
V1
I_OUT = 100 mA
3.0 V ≤ V_OUT(S) < 3.5 V
−
0.35
−
V1
Ta = +25°C
3.5 V ≤ V_OUT(S) < 4.0 V
−
0.3
−
V
1
4.0 V ≤ V_OUT(S) < 5.0 V
−
0.27
−
V1
5.0 V ≤ V_OUT(S) < 7.0 V
−
0.23
−
V1
7.0 V ≤ V_OUT(S) < 9.0 V
−
0.2
−
V
1
V_drop
9.0 V ≤ V_OUT(S) ≤ 15.0 V
−
0.18
−
V1
2.0 V ≤ V_OUT(S) < 2.2 V
−
1.12
−
V1
2.2 V ≤ V_OUT(S) < 2.4 V
−
1.02
−
V1
2.4 V ≤ V_OUT(S) < 2.6 V
−
0.92
−
V1
2.6 V ≤ V_OUT(S) < 3.0 V
−
0.82
−
V1
I_OUT = 200 mA
3.0 V ≤ V_OUT(S) < 3.5 V
−
0.72
−
V1
Ta = +25°C
3.5 V ≤ V_OUT(S) < 4.0 V
−
0.62
−
V1
4.0 V ≤ V_OUT(S) < 5.0 V
−
0.55
−
V1
5.0 V ≤ V_OUT(S) < 7.0 V
−
0.5
−
V
1
7.0 V ≤ V_OUT(S) < 9.0 V
−
0.45
−
V1
9.0 V ≤ V_OUT(S) ≤ 15.0 V
−
0.4
−
V
1
ΔV_OUT1
ΔV_IN • V_OUT
V_OUT(S) + 1.0 V ≤ V_IN ≤ 30 V, I_OUT = 30 mA
−
0.05 0.3 %/V 1
V_IN = V_OUT(S) + 1.0 V, 2.0 V ≤ V_OUT(S) < 5.1 V,
0.1 mA ≤ I_OUT ≤ 40 mA
−
Load regulation
ΔV_OUT2
V_IN = V_OUT(S) + 1.0 V, 5.1 V ≤ V_OUT(S) < 12.1 V,
0.1 mA ≤ I_OUT ≤ 40 mA
−
V_IN = V_OUT(S) + 1.0 V, 12.1 V≤ V_OUT(S) ≤ 15.0 V,
0.1 mA ≤ I_OUT ≤ 40 mA
−
Current consumption
during operation
I_SS1
V_IN = V_OUT(S) + 1.0 V,
ON / OFF pin = ON, no load
−
20
40 mV 1
20
60 mV 1
20
80 mV 1
4.0
9.0 μA 2
Current consumption
during power-off
I_SS2
V_IN = V_OUT(S) + 1.0 V,
ON / OFF pin = OFF, no load
−
0.1
1.0 μA 2
Input voltage
V_IN
ON / OFF pin input
voltage "H"
V_SH
ON / OFF pin input
voltage "L"
V_SL
ON / OFF pin input
current "H"
I_SH
ON / OFF pin input
current "L"
I_SL
−
V_IN = V_OUT(S) + 1.0 V, R_L = 1.0 kΩ,
determined by V_OUT output level
V_IN = V_OUT(S) + 1.0 V, R_L = 1.0 kΩ,
determined by V_OUT output level
3.0
−
50 V −
1.5
−
−
V
4
−
−
0.3 V 4
V_IN = V_OUT(S) + 1.0 V, V_{ON / OFF} = V_OUT(S) + 1.0 V
−0.1
−
0.1 μA 4
V_IN = V_OUT(S) + 1.0 V, V_{ON / OFF} = 0 V
−0.1
−
0.1 μA 4
Ripple rejection
|RR|
Short-circuit current I_short
Thermal shutdown
detection temperature
T_SD
V_IN = V_OUT(S) + 1.0 V, ^{2.0 V ≤ VOUT(S) < 2.3 V}
f = 100 Hz,
2.3 V ≤ V_OUT(S) < 3.6 V
−
50
− dB 5
−
45
− dB 5
ΔV_rip = 0.5 Vrms,
3.6 V ≤ V_OUT(S) < 6.1 V
−
40
− dB 5
I_OUT = 30 mA,
Ta = +25°C
6.1 V ≤ V_OUT(S) < 10.1 V
−
35
− dB 5
10.1 V ≤ V_OUT(S) ≤ 15.0 V
−
30
− dB 5
V_IN = V_OUT(S) + 1.0 V, ON / OFF pin = ON,
V_OUT = 0 V, Ta = +25°C
−
80
− mA 3
Junction temperature
−
150
− °C −
Thermal shutdown
release temperature
T_SR
Junction temperature
−
125
− °C −
8
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