RT9202
Parameter
Protection
FB Over-Voltage Trip
FB Under-Voltage Trip
OCSET Current Source
Soft-Start Interval
I
OCSET
FB Rising
FB Falling
V
OCSET
= 4.5V
1.0
--
35
1
1.1
0.5
40
2
--
0.6
45
4
V
V
µA
ms
Symbol
Test Conditions
Min
Typ
Max
Units
Note 1.
Stresses listed as the above "Absolute Maximum Ratings" may cause permanent damage to the device. These are for
stress ratings. Functional operation of the device at these or any other conditions beyond those indicated in the
operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended
periods may remain possibility to affect device reliability.
Note 2.
Devices are ESD sensitive. Handling precaution recommended.
Note 3.
The device is not guaranteed to function outside its operating conditions.
Note 4.
θ
JA
is measured in the natural convection at T
A
= 25°C on a low effective thermal conductivity test board of
JEDEC 51-3 thermal measurement standard.
www.richtek.com
6
DS9202-09 March 2007
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
