S-8331 Seiko Instruments USA, S-8331 Datasheet - Page 2

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

2
STEP-UP, FOR LCD BIAS SUPPLY, 1-CHANNEL SWITCHING REGULATOR
S-8330/8331 Series
Output voltage range (V)
Block Diagram
Selection Guide
1. Product Name
2. Product list
L
(1) S-8330 Series
10 to 22
12 to 24
14 to 26
16 to 28
18 to 30
8 to 20
VIN
VSS
S - 833 X X XX FS - T2 - G
CONT
CR Oscillation
ON/OF F
Circuit
Contr ol
Cir cuit
PWM
S-8330AXXFS
S-8330A20FS-T2-G
S-8330A22FS-T2-G
S-8330A24FS-T2-G
S-8330A26FS-T2-G
S-8330A28FS-T2-G
S-8330A30FS-T2-G
SD
V
REF
+
−
Figure 1 Block Diagram
Series
Seiko Instruments Inc.
RESET
VOU T
VDIN
VCLK
VSTR B
Tape Specification
Package name (abbreviation)
Maximum Output voltage
Product category
Power transistor
S-8330BXXFS
S-8330B20FS-T2-G
S-8330B22FS-T2-G
S-8330B24FS-T2-G
S-8330B26FS-T2-G
S-8330B28FS-T2-G
S-8330B30FS-T2-G
A: fosc=180 kHz
B: fosc= 50 kHz
0: Built-in switch
1: External transistor
+
−
CL
Transistor
External
(2) S-8331 Series
Series
L
S-8331AXXFS
S-8331A20FS-T2-G
S-8331A22FS-T2-G
S-8331A24FS-T2-G
S-8331A26FS-T2-G
S-8331A28FS-T2-G
S-8331A30FS-T2-G
Rb
Cb
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VIN
EXT
VSS
Rev.5.1
Series
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