S-8352 Seiko Instruments, S-8352 Datasheet - Page 34

• Manufacturer Part Number: S-8352
• Description: (S-8351 / S-8352) SMALL PACKAGE PFM CONTROL STEP-UP SWITCHING REGULATOR
• Manufacturer: Seiko Instruments

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STEP-UP, SUPER-SMALL PACKAGE, PFM CONTROL SWITCHING REGULATOR / SWITCHING REGULATOR CONTROLLER
S-8351/8352 Series
Reference Data
Use this reference data to choose the external parts.
recommended external part based on the application and characteristics data.
1. External Parts for Reference Data
The properties of the external parts are shown below.
*1. Direct current resistance
*2. Maximum allowable current
*1. Forward voltage, *2. Forward current, *3. Collector-to-base voltage, *4. Collector-to-emitter voltage, *5. DC
current gain, *6. Gain-bandwidth product
Caution
Coil
Diode
Capacitor
(Output
capacitance)
Transistor
(NPN)
Condition
Part
Part
10
11
12
1
2
3
4
5
6
7
8
9
materials provided by each manufacture. However, consider the characteristics of the original
materials when using the above products.
The above values shown in the characteristics column of Table 19 and 20 are based on the
CDRH6D28-220
CDRH6D28-470
CDRH6D28-101
CDRH125-221
CXLP120-470
CXLP120-101
Product Name
Product Name
MA2Z748
F93
CPH3210
S-8351A30MC
S-8351A30MC
S-8351A30MC
S-8351A50MC
S-8351A50MC
S-8351A50MC
S-8352A30MC
S-8352A30MC
S-8352A30MC
S-8352A50MC
S-8352A50MC
S-8352A50MC
Product Name
Co., Ltd.
Sumida Corporation
Sumida Corporation
Sumida Corporation
Sumida Corporation
Sumitomo Special Metals Co., Ltd
Sumitomo Special Metals Co., Ltd
Matsushita Electronic Components
Nichicon Corporation
Sanyo Electric Co.,Ltd.
Voltage
Output
3.0
3.0
3.0
5.0
5.0
5.0
3.0
3.0
3.0
5.0
5.0
5.0
V
Table 20 Properties of External Parts
Table 18
Manufacturer
Manufacturer
Seiko Instruments Inc.
Table 19 Evaluation coil
MOS FET
External
External
External
External
External
External
Built-in
Built-in
Built-in
Built-in
Built-in
Built-in
Power
This reference data makes it possible to choose the
CDRH6D28-470
CDRH6D28-101
CXLP120-101
CDRH6D28-101
CDRH125-221
CXLP120-470
CDRH6D28-220
CDRH6D28-101
CXLP120-470
CDRH6D28-220
CDRH6D28-101
CXLP120-101
22 µH, DCR
47 µH, DCR
100 µH, DCR
220 µH, DCR
47 µH, DCR
100 µH, DCR
V
(Shottky type)
16V, 47µF
(Tantalum type)
V
hFE
fT
F
CBO
*6
*1
Coil
*5
= 290 MHz typ. (VCE = 10V, I
= 0.4V, I
*3
= 200 min. (V
= 40V, V
*1
*1
*1
F
*2
*1
*1
*1
= 0.128 Ω, I
= 0.238 Ω, I
= 0.95 Ω, I
CEO
= 0.3A
= 0.535 Ω, I
= 0.4 Ω, I
= 2.5 Ω, I
Characteristics
Characteristics
*4
CE
= 30V
= 2V, I
MAX
MAX
MAX
MAX
MAX
MAX
C
*2
*2
*2
*2
*2
= 500mA)
= 800 mA
= 450 mA
= 200 mA
*2
= 1200 mA
= 800 mA
C
= 540 mA
Rev.2.0
= 500mA)
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