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PDF LN3C63 Data sheet ( Hoja de datos )
| Número de pieza | LN3C63 | |
| Descripción | High Performance Current Mode PWM Controller | |
| Fabricantes | LIEMIC | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de LN3C63 (archivo pdf) en la parte inferior de esta página. Total 13 Páginas | ||
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LN3C63
High Performance Current Mode PWM Controller
Cycle Turning+
POWER FROM LIEMIC
For,
Adaptor & Charger
Offline Power Supply
Open Frame Power
DVD&DVB Player
Auxiliary Power for PC
etc...…..
© 2008 LIEMIC Semiconductor Co.,Ltd.
LN3C63AD
REV: 1.0.0
Free Datasheet http://www.datasheet4u.net/
1 page  
POWER FROM LIEMIC
High Performance Current Mode PWM Controller
Cycle Turning+
ELECTRICAL CHARACTERISTICS
(TA = 25℃ if not otherwise noted)
Supply Voltage (VDD)
Symbol
Parameter
Test Conditions
Min Typ Max Unit
VDD=12.5V,RI=100K,Measure
IQS VDD Start up Current
Leakage current into VDD
3 20 uA
IQ
Operation Current
VDD=16V,RI=100KΩ,VFB=3V
1.4 mA
VSTART
VSTOP
UVLO Threshold Voltage
FB=0
7.8 8.8 9.8
13 14 15
V
V
VDD_CL VDD Zener Voltage
IVDD=10mA
28 V
Feedback Input Section(FB Pin)
Symbol
Parameter
Test Conditions
Min Typ Max Unit
AVCS
PWM Input Gain
VFB / Vcs
VFB VFB Open Loop Voltage
VFB=Open
IFB_S
FB short current
VTHMIN
VTHMAX
TDMAX
Zero Duty FB Threshold
Voltage
Power Limiting FB
Threshold Voltage
Power limiting Debounce
Time
ZFB FB Input Impedance
FB=0
VDD = 16V,RI=100KΩ
VDD = 16V,RI=100KΩ
VDD = 16V,RI=100KΩ
DMAX
Maximum Duty Cycle VDD=18V,RI=100KΩ,FB=3V,CS=0
2.0 V/V
4.8 V
0.8 mA
0.75 V
3.7 V
35 mS
6 KΩ
75 %
Current Sense Input(Sense Pin)
Symbol
Parameter
TLEB Leading edge blanking
ZCS CS Input Impedance
© 2008 LIEMIC Semiconductor
April 1, 2008
Test Conditions
RI = 100 KΩ
-5-
Min Typ Max Unit
300 nS
40 KΩ
Document Order Number:
LN3C63AD
Free Datasheet http://www.datasheet4u.net/
5 Page 
POWER FROM LIEMIC
High Performance Current Mode PWM Controller
Cycle Turning+
PACKAGE MECHANICAL DATA
SOT23-6
© 2008 LIEMIC Semiconductor
April 1, 2008
- 11 -
Document Order Number:
LN3C63AD
Free Datasheet http://www.datasheet4u.net/
11 Page | ||
| Páginas | Total 13 Páginas | |
| PDF Descargar | [ Datasheet LN3C63.PDF ] | |
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