S-8331 Seiko Instruments USA, S-8331 Datasheet - Page 28

• Manufacturer Part Number: S-8331
• Description: Step-Up Switching Regulator (DC/DC Converter ICs)
• Manufacturer: Seiko Instruments USA

28
I
S-8330A
I
S-8330A
I
(μA)
I
S-8330A/B
I
(μA)
STEP-UP, FOR LCD BIAS SUPPLY, 1-CHANNEL SWITCHING REGULATOR
S-8330/8331 Series
SS1
SSS
SSS
SWQ
SWQ
Temperature Characteristics
Power Supply Dependency Characteristics
,I
I
( μ A)
SS1
— Temp
SS2
— Temp
F
S-8330A/31A
OSC
F
(kHz)
— Temp
OSC
0.10
0.08
0.06
0.04
0.02
0.00
180
160
140
120
100
0.10
0.08
0.06
0.04
0.02
0.00
80
60
40
20
— V
0
-40
-40
-40
220
210
200
190
180
170
160
150
140
IN
I
SS1
2
-20
-20
-20
:V
IN
=2V,V
3
0
0
0
OU T
=8V I
Ta (°C)
4
Ta (°C)
20
20
20
Ta (ºC)
SS2
5
40
40
40
VIN (V)
:V
IN
=5V,V
60
60
6
60
V
V
V
IN
IN
V
OUT
IN
=5V
=2V
IN
=9V
=2,5,9V
=30V
80
80
80
7
V
Ta=-40
Ta=25
IN
V
Ta=85
=9V
Seiko Instruments Inc.
IN
V
=5V
100
IN
100
100
8
=2V
I
S-8331A
I
(μA)
I
S-8331A
MaxDuty — Temp
S-8330A/31A
MaxDuty
(%)
9
SSS
SSS
SS1
I
(μA)
,I
SS1
— Temp
SS2
I
S-8330A/B
SW
— Temp
180
160
140
120
100
0.10
0.08
0.06
0.04
0.02
0.00
100
I
(mA)
— V
SW
80
60
40
20
90
80
70
60
50
0
-40
-40
-40
IN
350
300
250
200
150
100
50
0
I
SS1
2
-20
-20
-20
:V
IN
=2V,V
3
0
0
0
OUT
Ta (°C)
Ta (°C)
=8V I
4
20
20
20
Ta (ºC)
SS2
40
40
5
40
VIN (V)
:V
IN
=5V,V
60
60
60
6
V
VOUT=18V
IN
OUT
=9V
V
V
www.DataSheet4U.com
IN
V
IN
=30V
80
80
80
7
=2V
IN
=9V
V
V
V
Ta=-40
Ta=85
=2V
V
IN
IN
IN
OUT
=9V
V
=5V
=2V
V
Rev.5.1
IN
100
100
IN
100
=18V
=5V
8
=5V
Ta=25
9
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