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S8353 Datasheet(PDF) 8 Page - Seiko Instruments Inc

Part # S8353
Description  STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR
PDF  49 Pages
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Manufacturer  SII [Seiko Instruments Inc]
Direct Link  http://www.sii.co.jp
Logo SII - Seiko Instruments Inc

S8353 Datasheet(HTML) 8 Page - Seiko Instruments Inc

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STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR
S-8353/8354 Series
Rev.3.0_01
8
Pin Configurations
1
2
3
SOT-23-3
Top view
Figure 4
Table 9 A, C and H Types
(Without shutdown function, VDD / VOUT non-separate type)
Pin No.
Symbol
Description
1
VOUT
Output voltage pin and IC power supply pin
2
VSS
GND pin
3
CONT
External inductor connection pin
SOT-23-5
Top view
5
4
3
2
1
Table 10 A and H Types
(With shutdown function, VDD / VOUT non-separate type)
Pin No.
Symbol
Description
1
OFF
/
ON
Shutdown pin
“H”: Normal operation (Step-up operating)
“L”: Step-up stopped (Entire circuit stopped)
2
VOUT
Output voltage pin and IC power supply pin
3
NC*1
No connection
4
VSS
GND pin
5
CONT
External inductor connection pin
Figure 5
*1. The NC pin indicates electrically open.
Table 11 D and J Types
(Without shutdown function, VDD / VOUT separate type)
Pin No.
Symbol
Description
1
VOUT
Output voltage pin
2
VDD
IC power supply pin
3
NC*1
No connection
4
VSS
GND pin
5
CONT
External inductor connection pin
*1. The NC pin indicates electrically open.
SOT-89-3
Top view
3
2
1
Figure 6
Table 12 A and H Types
(Without shutdown function, VDD / VOUT non-separate type)
Pin No.
Symbol
Description
1
VSS
GND pin
2
VOUT
Output voltage pin and IC power supply pin
3
CONT
External inductor connection pin



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