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E-L6561D013TR 데이터시트(PDF) 1 Page - STMicroelectronics

부품명 E-L6561D013TR
상세설명  POWER FACTOR CORRECTOR
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

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L6561
June 2004
1
FEATURES
VERY PRECISE ADJUSTABLE OUTPUT
OVERVOLTAGE PROTECTION
MICRO POWER START-UP CURRENT (50
µA
TYP.)
VERY LOW OPERATING SUPPLY
CURRENT(4mA TYP.)
INTERNAL START-UP TIMER
CURRENT SENSE FILTER ON CHIP
DISABLE FUNCTION
1% PRECISION (@ Tj = 25°C) INTERNAL
REFERENCE VOLTAGE
TRANSITION MODE OPERATION
TOTEM POLE OUTPUT CURRENT: ±400mA
DIP-8/SO-8 PACKAGES
2
DESCRIPTION
L6561 is the improved version of the L6560 stan-
dard Power Factor Corrector. Fully compatible
with the standard version, it has a superior perfor-
mant multiplier making the device capable of work-
ing in wide input voltage range applications (from
85V to 265V) with an excellent THD. Furthermore
the start up current has been reduced at few tens
of mA and a disable function has been implement-
ed on the ZCD pin, guaranteeing lower current
consumption in stand by mode.
Realised in mixed BCD technology, the chip gives
the following benefits:
– micro power start up current
– 1% precision internal reference voltage
– (Tj = 25°C)
– Soft Output Over Voltage Protection
– no need for external low pass filter on the cur-
rent sense
– very low operating quiescent current minimis-
es power dissipation
The totem pole output stage is capable of driving
a Power MOS or IGBT with source and sink cur-
rents of ±400mA. The device is operating in tran-
sition mode and it is optimised for Electronic Lamp
Ballast application, AC-DC adaptors and SMPS.
POWER FACTOR CORRECTOR
Figure 2. Block Diagram
MULTIPLIER
VREF2
OVER-VOLTAGE
DETECTION
VOLTAGE
REGULATOR
UVLO
INTERNAL
SUPPLY 7V
+
-
2.5V
R1
R2
R
S
Q
+
-
DRIVER
STARTER
+
-
ZERO CURRENT
DETECTOR
DISABLE
2.1V
1.6V
VCC
8
1
23
4
ZCD
VCC
INV
COMP
MULT
CS
GD
7
5
GND
6
D97IN547E
20V
40K
5pF
REV. 16
Figure 1. Packages
Table 1. Order Codes
Part Number
Package
L6561
DIP-8
L6561D
SO-8
L6561D013TR
Tape & Reel
DIP-8
SO-8


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