ld7577gs Leadtrend Technology, ld7577gs Datasheet - Page 6

• Manufacturer Part Number: ld7577gs
• Description: High Voltage Green-mode Pwm Controller With Brown-out Protection
• Manufacturer: Leadtrend Technology

Electrical Characteristics
(T
Leadtrend Technology Corporation
LD7577-DS-01 January 2009
A
= +25
Brownout Protection & Line Compensation (BNO Pin)
Brownout Turn-On Trip Level
Brownout Turn-off Trip Level
Line Voltage OVP-Off Level
Line Voltage OVP-On Level
Saturation Voltage on BNO Pin
Input impedance
Gate Drive Output (OUT Pin)
Output Low Level
Output High Level
Rising Time
Falling Time
OLP (Over Load Protection)
OLP Trip Level
OLP Delay Time
De_Latch VCC Level
o
C unless otherwise stated, V
CC
www.leadtrend.com.tw
=15.0V)
I
VCC=15V, Io=20mA
VCC=15V, Io=20mA
Load Capacitance=1000pF
Load Capacitance=1000pF
FS=65KHz
PDR (Power Down Reset)
BNO
=1.5μA
6
1.00
0.90
3.90
3.70
5.1
9
1.05
0.95
4.00
3.80
100
5.0
8.0
30
30
6
LD7577
1.10
1.00
4.10
3.90
1
MΩ
mS
nS
nS
V
V
V
V
V
V
V
V
V