HIGH RIPPLE-REJECTION LOW DROPOUT MIDDLE OUTPUT CURRENT CMOS VOLTAGE REGULATOR
Rev.3.0
_01
S-1131 Series
Electrical Characteristics
Table 6
(Ta
=
25
°
C unless otherwise specified)
Item
Output voltage
*1
Symbol
V
OUT(E)1
V
OUT(E)2
Output current
*2
Dropout voltage
*3
I
OUT
V
drop
Conditions
V
IN
=
V
OUT(S)
+
1.0 V, I
OUT
=
30 mA
V
IN
=
V
OUT(S)
+
1.0 V, I
OUT
=
80 mA
V
IN
≥
V
OUT(S)
+
1.0 V
V
OUT(S)
= 1.5 V
I
OUT
=
100 mA
V
OUT(S)
= 1.6 V
V
OUT(S)
= 1.7 V
V
OUT(S)
= 1.8 V
V
OUT(S)
= 1.9 V
V
OUT(S)
= 2.0 V
V
OUT(S)
= 2.1 V
2.2 V
≤
V
OUT(S)
≤
2.5 V
2.6 V
≤
V
OUT(S)
≤
3.3 V
3.4 V
≤
V
OUT(S)
≤
5.5 V
V
OUT(S)
+
0.5 V
≤
V
IN
≤
6.5 V,
I
OUT
=
80 mA
V
IN
=
V
OUT(S)
+
1.0 V,
1.0 mA
≤
I
OUT
≤
80 mA
V
IN
=
V
OUT(S)
+
1.0 V, I
OUT
=
10 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, f
=
1.0 kHz,
∆V
rip
=
0.5 Vrms, I
OUT
=
80 mA
V
IN
=
V
OUT(S)
+
1.0 V, ON/OFF pin
=
ON,
V
OUT
=
0 V
V
IN
=
V
OUT(S)
+
1.0 V, ON/OFF pin
=
OFF,
no load
V
IN
=
V
OUT(S)
+
1.0 V, R
L
=
1.0 kΩ
V
IN
=
V
OUT(S)
+
1.0 V, R
L
=
1.0 kΩ
V
IN
=
6.5 V, V
ON/OFF
=
6.5 V
V
IN
=
6.5 V, V
ON/OFF
= 0 V
Min.
V
OUT(S)
×
0.99
V
OUT(S)
×
0.98
300
*5
2.0
1.5
−0.1
−0.1
Typ.
V
OUT(S)
V
OUT(S)
1.00
0.90
0.80
0.70
0.60
0.50
0.40
0.30
0.25
0.20
0.05
20
±100
35
70
450
0.1
Max.
V
OUT(S)
×
1.01
V
OUT(S)
×
1.02
1.05
0.95
0.85
0.75
0.65
0.60
0.55
0.49
0.34
0.28
0.2
40
65
6.5
1.0
0.3
0.1
0.1
Unit
V
V
mA
V
V
V
V
V
V
V
V
V
V
%/V
mV
ppm
/
°C
µA
V
dB
mA
µA
V
V
µA
µA
Test
Circuit
1
1
3
1
1
1
1
1
1
1
1
1
1
1
1
1
2
5
3
2
4
4
4
4
Line regulation
Load regulation
Output voltage
temperature coefficient
*4
Current consumption
during operation
Input voltage
Ripple rejection
Short-circuit current
Current consumption
during shutdown
Shutdown pin
input voltage “H”
Shutdown pin
input voltage “L”
Shutdown pin
input current “H”
Shutdown pin
input current “L”
∆
V
OUT1
∆
V
IN
•
V
OUT
∆V
OUT2
∆
V
OUT
∆
Ta
•
V
OUT
I
SS1
V
IN
RR
I
short
I
SS2
V
SH
V
SL
I
SH
I
SL
*1.
V
OUT(S)
: Specified output voltage
V
OUT(E)1
: Actual output voltage at the fixed load
The output voltage when fixing I
OUT
(= 30 mA) and inputting V
OUT(S)
+
1.0 V
V
OUT(E)2
: Actual output voltage at the fixed load
The output voltage when fixing I
OUT
(= 80 mA) and inputting V
OUT(S)
+
1.0 V
*2.
The output current at which the output voltage becomes 95% of V
OUT(E)1
after gradually increasing the output current.
*3.
V
drop
=
V
IN1
−
(V
OUT3
×
0.98)
V
OUT3
is the output voltage when V
IN
=
V
OUT(S)
+
1.0 V and I
OUT
=
100 mA.
V
IN1
is the input voltage at which the output voltage becomes 98% of V
OUT3
after gradually decreasing the input voltage.
*4.
The change in temperature [mV/°C] is calculated using the following equation.
∆
V
OUT
[
mV/
°
C
]
*1
=
V
OUT(S)
[
V
]
*2
× ∆
V
OUT
[
ppm/
°
C
]
*3
÷
1000
∆
Ta
∆
Ta
•
V
OUT
*1.
The change in temperature of the output voltage
*2.
Specified output voltage
*3.
Output voltage temperature coefficient
*5.
The output current can be at least this value.
Due to restrictions on the package power dissipation, this value may not be satisfied. Attention should be paid to the power
dissipation of the package when the output current is large.
This specification is guaranteed by design.
Seiko Instruments Inc.
7
SII [ SEIKO INSTRUMENTS INC ]
