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SI-8000TM 数据表(PDF) 1 Page - Sanken electric

部件名 SI-8000TM
功能描述  DC/DC Step-Down Converter IC
Download  15 Pages
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制造商  SANKEN [Sanken electric]
网页  http://www.sanken-ele.co.jp/en
标志 SANKEN - Sanken electric

SI-8000TM 数据表(HTML) 1 Page - Sanken electric

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DC/DC Step-Down Converter IC
SI-8000TM Series
September 2005
.
Sanken Electric Co.,Ltd.
I02-001EA-050910
■General Descriptions
SI-8000TM series has 300kHz oscillation frequency, so
it contributes miniaturization of a chalk coil.
Therefore, it realizes a compact and high efficient
power supply together with TO 252-5 package
(compatible:SC-63) .
SI-8000TM series has the function required for
switching regulators and protection circuits such as
over-current, and overheating.
With only four discrete components, it realizes a high
efficient switching regulator without adjustment.
1.5A output current by compact power surface mount
package.
■Package---TO252-5
■Applications
●DVD Recorder、FPD TV
●OA equipment, such as a printer
●On-board local power supply
■Features
●1.5A output current by compact power surface mount package.
● High Efficiency 81% (at VIN=15V, Io=0.5A,Vo=5V)
● Requires only four discrete components. (C3: required for soft
start.)
●Built-in Oscillation circuit
(oscillation frequency : 300kHz (TYP))
●Constant current type overcurrent protection and overheating
protection.
●Soft start function. (ON/OFF function available. Output OFF at
Low level.)
● Low consumption current at Output OFF.
■Key Specifications
Typical Connection
SI-8008T
M
(ADJ Type)
SI-8033T
M
SI-8050T
M
SI-8120T
M
Input
Voltage
43V
Output
Current
0 to 1.5A
Output
Voltage
0.8V
(REF Voltage)
3.3V
5.0V
12.0V
Efficiency
(TYP)
81%
(5V Set-up)
76%
81%
87%
C1:220μF
C2:470μF
C3:1μF
(At the time of soft start functional use)
L1:47μH
Di:SFPB66(Sanken)
http://www.sanken-ele.co.jp/en/
1/15


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