8561 PDF даташит
Спецификация 8561 изготовлена «Unisonic Technologies» и имеет функцию, называемую «POWER FACTOR CORRECTOR». |
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Детали детали
Номер произв | 8561 |
Описание | POWER FACTOR CORRECTOR |
Производители | Unisonic Technologies |
логотип |
6 Pages
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UNISONIC TECHNOLOGIES CO., LTD
8561
Preliminary
POWER FACTOR CORRECTOR
DESCRIPTION
The UTC 8561 is a Power Factor Corrector, which can work
in wide input voltage range applications (from 85V ~ 265V) with an
excellent THD. It has very low start up current (about 50 uA) and a
disable function on the ZCD pin, which is designed to keep lower
current consumption in stand by mode.
The device is operating in transition mode, and is able to drive
a Power MOS or IGBT with a ± 400mA current for sourcing and
sinking.
FEATURES
* 1% Precision (@ TJ = 25°C) Internal Reference Voltage
* Output Overvoltage Protection
* Very Low Power Start-Up Current
* Very Low Operating Supply Current
* Current Sense Filter On Chip
* Disable Function (with ZCD Pin)
* Transition Mode Operation
* Gate Driving Current: ± 400mA
ORDERING INFORMATION
Ordering Number
Lead Free Plating
Halogen Free
8561L-D08-T
8561G-D08-T
Package
DIP-8
Packing
Tube
CMOS IC
www.DataSheet4U.com
www.unisonic.com.tw
Copyright © 2010 Unisonic Technologies Co., Ltd
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8561
PIN CONFIGURATION
Preliminary
INV 1
COMP 2
MULT 3
CS 4
PIN DESCRIPTION
PIN NO
1
2
3
4
5
6
7
8
PIN NAME
INV
COMP
MULT
CS
ZCD
GND
GD
VCC
DESCRIPTION
Inverting input of the error amplifier.
Output of the error amplifier.
Input of the multiplier stage.
Input of the current sense stage.
Input of the zero current detection.
Ground.
Gate driver output.
Voltage supply.
8 Vcc
7 GD
6 GND
5 ZCD
CMOS IC
www.DataSheet4U.com
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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8561
BLOCK DIAGRAM
COMP MULT
23
Preliminary
INV 1
CS 4
ZCD 5
-
2.5V
+
OVER-VOLTAGE
DETECTION
MULTIPLIER
40K
5pF
2.1V
1.6V
ZERO CURRENT
DETECTOR
+
-
STARTER
DISABLE
RQ
S
CMOS IC
UVLO
20V
R1
VREF2 R2
8 VCC
INTERNAL
SUPPLY 7V
VOLTAGE
REGULATOR
D VCC
R
I
V 7 GD
E
R
6
GND
www.DataSheet4U.com
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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