A704
ABSOLUTE MAXIMUM RATINGS
Input Voltage, V
DD
Operating temperature
Maximum Operating Junction Temperature, T
J
Storage Temperature Range
Lead Temperature (Soldering, 10 seconds)
Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to Ground.
Currents are positive into, negative out of the specified terminal.
(Note)
32V
-20°C ~85°C
150℃
-65°C to 150°C
260°C
BLOCK DIAGRAM
Internal Bias
OVP@26V
Duty Cycle Limit
UVLO 16V/8V
5
V
DD
EN
3
OSC
130/65kHz
S
PWM
Latch
R
Q
Driver
1
Gate
＋
GND
2
LEB
250ns
0.5V
4
CS
－
Comparator
PIN DESCRIPTION
Pin Name
Gate
GND
EN
CS
V
DD
Drives the gate of the external MOSFET.
Power Ground Pin.
Enable Pin.
Current Sense Pin
Input Power Supply Pin and Over Voltage Protected Pin.
Pin Function
Contack Info:Samsun Zhang 13556850583 IC9898@163.com
Copyright
©
2008 ADDtek Corp.
2
A704_V0.6 -- AUGUST 2008
ADDTEK [ ADDTEK CORP ]
