S-1132 Datasheet, PDF (7/35 Pages) Seiko Instruments Inc – HIGH RIPPLE-REJECTION LOW DROPOUT MIDDLE OUTPUT CURRENT CMOS VOLTAGE REGULATOR

HIGH RIPPLE-REJECTION LOW DROPOUT MIDDLE OUTPUT CURRENT CMOS VOLTAGE REGULATOR
Rev.3.2_00
S-1132 Series
„ Electrical Characteristics
Item
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 shutdown
Input voltage
Shutdown pin
input voltage “H”
Shutdown pin
input voltage “L”
Shutdown pin
input current “H”
Shutdown pin
input current “L”
Ripple rejection
Short-circuit current
Symbol
V_OUT(E)
I_OUT
V_drop
∆VOUT1
∆VIN• VOUT
∆V_OUT2
∆VOUT
∆Ta • VOUT
I_SS1
I_SS2
V_IN
Table 6
Conditions
V_IN = V_OUT(S) + 1.0 V, I_OUT = 100 mA
V_IN ≥ V_OUT(S) + 1.0 V
I_OUT = 100 mA
1.5 V ≤ V_OUT(S) ≤ 1.9 V
2.0 V ≤ V_OUT(S) ≤ 2.4 V
2.5 V ≤ V_OUT(S) ≤ 2.9 V
3.0 V ≤ V_OUT(S) ≤ 3.2 V
3.3 V ≤ V_OUT(S) ≤ 5.5 V
V_OUT(S) + 0.5 V ≤ V_IN ≤ 6.5 V,
I_OUT = 100 mA
V_IN = V_OUT(S) + 1.0 V,
1.0 mA ≤ I_OUT ≤ 100 mA
V_IN = V_OUT(S) + 1.0 V, I_OUT = 30 mA,
−40°C ≤ Ta ≤ 85°C
V_IN = V_OUT(S) + 1.0 V, ON/OFF pin = ON,
no load
V_IN = V_OUT(S) + 1.0 V, ON/OFF pin = OFF,
no load

(Ta = 25°C unless otherwise specified)
Min.
Typ.
Max.
Unit
Test
Circuit
V_OUT(S) V_OUT(S) V_OUT(S)
× 0.99
× 1.01
V
1
300^*5

 mA 3
0.50 0.54 0.58 V
1
 0.15 0.23 V
1
 0.14 0.21 V
1
 0.13 0.19 V
1
 0.10 0.15 V
1
 0.01 0.2 % / V 1

15
40 mV 1

±100

ppm/
°C
1

20
40 µA 2
 0.01 1.0 µA 2
2.0

6.5
V

V_SH
V_IN = V_OUT(S) + 1.0 V, R_L = 1.0 kΩ
1.5


V
4
V_SL
V_IN = V_OUT(S) + 1.0 V, R_L = 1.0 kΩ

 0.25 V
4
I_SH
V_IN = 6.5 V, V_ON/OFF = 6.5 V
−0.1 
0.1 µA 4
I_SL
V_IN = 6.5 V, V_ON/OFF = 0 V
−0.1 
0.1 µA 4
RR
V_IN = V_OUT(S) + 1.0 V,
f = 1.0 kHz,
1.5 V ≤ V_OUT(S) ≤ 3.0 V

70

dB
5
∆V_rip = 0.5 Vrms,
I_OUT = 50 mA
3.1 V ≤ V_OUT(S) ≤ 5.5 V 
65

dB
5
I_short
V_IN = V_OUT(S) + 1.0 V, ON/OFF pin = ON,
V_OUT = 0 V

250
 mA 3
Seiko Instruments Inc.
7