S-1721 Seiko Instruments, S-1721 Datasheet - Page 11

• Manufacturer Part Number: S-1721
• Description: SUPER-SMALL PACKAGE 2-CIRCUIT HIGH RIPPLE-REJECTION LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR
• Manufacturer: Seiko Instruments

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Voltage regulator 1 and voltage regulator 2 (per circuit)
Output voltage
Output current
Dropout voltage
Line regulation
Load regulation
Output voltage
temperature coefficient
Current consumption
during operation
(per circuit)
Current consumption
during shutdown
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
Shutdown pull-up/pull-
down resistor
Rev.1.1
Electrical Characteristics
SUPER-SMALL PACKAGE 2-CIRCUIT HIGH RIPPLE-REJECTION LOW CURRENT CONSUMPTION LOW DROPOUT CMOS VOLTAGE REGULATOR
Item
_00
*2
*1
*3
*4
V
I
V
∆ V
I
I
V
V
V
I
I
I
R
∆
OUT
SS1
SS2
SH
SL
short
∆
OUT(E)
drop
IN
SH
SL
RR
PD
V
Ta
∆
OUT2
∆
Symbol
IN
V
V
•
•
OUT1
OUT
V
V
OUT
OUT
V
I
V
I
V
V
V
− 40 ° C ≤ Ta ≤ +85 ° C
V
1.2 V ≤ V
V
1.5 V ≤ V
V
1.8 V ≤ V
V
V
V
V
V
V
V
V
f = 1.0 kHz,
∆ V
I
V
OUT
OUT
OUT
IN
IN
OUT(S)
IN
IN
IN
IN
IN
IN
IN
IN
IN
ON/OFF
IN
ON/OFF
IN
IN
rip
= V
= V
= V
= V
= V
= V
= V
= V
= V
= 6.5 V,
= 6.5 V,
= V
= V
≥ V
= 30 mA
= 100 mA
= 30 mA
= 0.5 Vrms,
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
+ 0.5 V ≤ V
OUT(S)
= 6.5 V A/B (1ch)/C (2ch) type
= 0 V
OUT(S)
OUT(S)
OUT(S)
+ 1.0 V,
+ 1.0 V, 100 µ A ≤ I
+ 1.0 V, I
+ 1.0 V, ON/OFF pin = ON, no load
+ 1.0 V, ON/OFF pin = ON, no load
+ 1.0 V, ON/OFF pin = ON, no load
+ 1.0 V, ON/OFF pin = OFF, no load
+ 1.0 V, R
+ 1.0 V, R
+ 1.0 V,
+ 1.0 V, ON/OFF pin = ON, V
+ 1.0 V
Seiko Instruments Inc.
< 1.5 V
< 1.8 V
≤ 5.0 V
B (2ch)/C (1ch)/D/E/F/G/H type
A/B (1ch)/C (2ch)/E/F/G/H type
B (2ch)/C (1ch)/D type
IN
≤ 6.5 V, I
OUT
Conditions
L
L
= 1.0 k Ω
= 1.0 k Ω
Table 7
= 30 mA,


1.2 V ≤ V
1.3 V ≤ V
1.4 V ≤ V
1.5 V ≤ V
1.7 V ≤ V
2.0 V ≤ V
2.8 V ≤ V
1.2 V ≤ V
1.5 V ≤ V
OUT
1.2 V ≤ V
1.8 V ≤ V
3.1 V ≤ V
OUT
= 30 mA
≤ 100 mA
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT
< 1.3 V
< 1.4 V
< 1.5 V
< 1.7 V
< 2.0 V
< 2.8 V
≤ 5.0 V
< 1.5 V
≤ 5.0 V
< 1.8 V
< 3.1 V
≤ 5.0 V
= 0 V
− 0.015
(Ta = 25°C unless otherwise specified)
V
V
× 0.99
150
Min.
0.50
0.40
0.30
− 0.1
− 0.1
OUT(S)
OUT(S)
1.7
1.2
1.0
1.0
1.5
















*5
V
V
± 120
Typ.
0.54
0.44
0.34
0.26
0.20
0.16
0.13
0.05
OUT(S)
OUT(S)
150
0.1
2.5
2.5
2.6

20
35
32
25





80
75
70
V
+ 0.015
V
× 1.01
Max.
0.58
0.48
0.39
0.39
0.35
0.24
0.23
OUT(S)
OUT(S)
S-1721 Series
0.2
1.0
6.5
0.3
0.1
4.2
0.1
4.2
6.5
40
45
45
45







ppm/ ° C
%/V
Unit
mA
mV
mA
M Ω
µ A
µ A
µ A
µ A
µ A
µ A
µ A
µ A
dB
dB
dB
V
V
V
V
V
V
V
V
V
V
V
V
Circuit
Test
2, 3
2, 3
4, 5
2, 3
2, 3
2, 3
2, 3
2, 3
2, 3
2, 3
2, 3
2, 3
2, 3
6, 7
6, 7
6, 7
6, 7
8, 9
8, 9
8, 9
4, 5
6, 7
1
1
1
1
1
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