RT9953 RICHTEK [Richtek Technology Corporation], RT9953 Datasheet - Page 9

• Manufacturer Part Number: RT9953
• Description: 4+1 CH Power Management IC
• Manufacturer: RICHTEK [Richtek Technology Corporation]

Note 1. Stresses listed as the above
Note 2.
Note 3. Devices are ESD sensitive. Handling precaution is recommended.
Note 4. The device is not guaranteed to function outside its operating conditions.
DS9953-02 April 2011
Control
EN1 to EN5, SEL
Input Threshold
EN1 to EN5, SEL Sink Current
CH5 LDO Regulation
Line Regulation
Load Regulation
Power Supply
Rejection Rate
Thermal Protection
Thermal Shutdown
Thermal Shutdown Hysteresis
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.
board of JEDEC 51-7 thermal measurement standard. The case point of
package.
JA
is measured in the natural convection at T
Parameter
Logic High
Logic Low
f = 100Hz
f = 10kHz
“
ΔV
ΔV
PSRR
T
ΔT
Symbol
Absolute Maximum Ratings
SD
LINE
LOAD
SD
V
I
1mA < I
C
OUT
PVDD5
OUT
= 1mA
= 1uF, I
A
OUT
= 25 C on a high effective four layers thermal conductivity test
= (V
Test Conditions
< 300mA
OUT5
OUT
”
+ 1V) to 5.5V
= 100mA
may cause permanent damage to the device. These
JC
is on the expose pad for the WQFN
Min
125
1.3
--
--
--
--
--
--
--
Typ
160
20
--
--
--
--
2
60
30
RT9953
www.richtek.com
Max
5.5
0.4
0.3
0.6
--
--
--
--
6
Unit
dB
°C
°C
%
%
V
V
A
9