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AL1676 数据表(PDF) 2 Page - Diodes Incorporated

部件名 AL1676
功能描述  UNIVERSAL HIGH POWER FACTOR BUCK LED DRIVER
PDF  15 Pages
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制造商  DIODES [Diodes Incorporated]
网页  http://www.diodes.com
标志 DIODES - Diodes Incorporated

AL1676 数据表(HTML) 2 Page - Diodes Incorporated

  AL1676 Datasheet HTML 1Page - Diodes Incorporated AL1676 Datasheet HTML 2Page - Diodes Incorporated AL1676 Datasheet HTML 3Page - Diodes Incorporated AL1676 Datasheet HTML 4Page - Diodes Incorporated AL1676 Datasheet HTML 5Page - Diodes Incorporated AL1676 Datasheet HTML 6Page - Diodes Incorporated AL1676 Datasheet HTML 7Page - Diodes Incorporated AL1676 Datasheet HTML 8Page - Diodes Incorporated AL1676 Datasheet HTML 9Page - Diodes Incorporated Next Button
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AL1676
Document number: DS38290 Rev. 1 - 2
2 of 15
www.diodes.com
February 2016
© Diodes Incorporated
AL1676
Typical Applications Circuit
OUT
+
ROVP
GND
U1 AL1676
C5
R1
AC
Input
F1
DB1
C1
COMP
VCC
R2
CS
D
C4
D1
L2
R4
R5
R3
C2
C3
VR
L1
NC
Pin Descriptions
Pin Number
Pin Name
Function
1
VCC
Power supply voltage
2
ROVP
Resistor set the open voltage
3
COMP
Compensation for current control
4
GND
Ground
5
CS
Current sensing
6
NC
No connection
7
D
Drain of the internal high voltage MOSFET
Functional Block Diagram
VCC
Management
Fault
Management
UVLO
OFF
VCC
Clamp
OSP
OTP
OVP
VDD
STOP
tOFF Detection
(ZCD)
VCC
OVP
OVP
D
VCC
GND
ROVP
OSP
STOP
R
S
Q
6
-
+
COMP
Gm
VREF
Sample and
Hold
-
+
3
5
VOVP_REF
tOFF
VOVP_REF
VREF
tOFF
4
2
1
7
CS
NC
Driver Supply
Clamp
-
+
0.8V
OCP



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