RT9262AGS RICHTEK [Richtek Technology Corporation], RT9262AGS Datasheet - Page 5

• Manufacturer Part Number: RT9262AGS
• Description: High Efficiency, Low Supply Current, Step-up DC/DC Converter
• Manufacturer: RICHTEK [Richtek Technology Corporation]

Absolute Maximum Ratings
DS9262/A-11 March 2007
Supply Voltage -----------------------------------------------------------------------------------------------------
LX Pin Switch Voltage --------------------------------------------------------------------------------------------
LDO Output Voltage ----------------------------------------------------------------------------------------------
Other I/O Pin Voltages -------------------------------------------------------------------------------------------
LX Pin Switch Current -------------------------------------------------------------------------------------------- 2.5A
EXT Pin Driver Current -------------------------------------------------------------------------------------------- 30mA
LBO Current -------------------------------------------------------------------------------------------------------- 30mA
Power Dissipation, P
SOP-8 ---------------------------------------------------------------------------------------------------------------- 0.625W
Package Thermal Resistance
SOP-8, θ
Operating Junction Temperature ------------------------------------------------------------------------------- 150°C
Storage Temperature Range ------------------------------------------------------------------------------------
JA
---------------------------------------------------------------------------------------------------------- 160°C/W
VDD
LBO
LBI
D
EN
FB
@ T
A
Q2
N MOS
= 25°C
1.25V
VDD
Q3
N MOS
R2
-
+
-
+
Preliminary
Over Temp.
Detector
0.86V
Loop Control Circuit
RT9262A
Shut Down
Q1
N MOS
R1
EXT
LX
GND
−
−
−
−
−
RT9262/A
0.3V to 7V
0.3V to 7V
0.3V to (V
0.3V to (V
65°C to +150°C
www.richtek.com
DD
DD
+ 0.3V)
+ 0.3V)
5