RT9169/H
Typical Application Circuit
RT9169
V
IN
C
IN
1uF
VIN
VOUT
GND
V
OUT
+
+
C
OUT
1uF
V
IN
C
IN
1uF
VIN
EN/EN
VOUT
RT9169/H
GND
V
OUT
RT9169
RT9169H
Chip Enable Chip Enable
+
+
C
OUT
1uF
Function Block Diagram
VIN
Functional Pin Description
Pin Name
VIN
Pin Function
Power Input
Output Voltage
Ground
Chip Enable Control Input
+
-
EN/EN
Current
Limit
VOUT
VOUT
GND
EN/EN
Absolute Maximum Ratings
(Note 1)
Input Voltage ------------------------------------------------------------------------------------------------------------ 7V
Power Dissipation, P
D
@ T
A
= 25°C
SOT-23-3 ---------------------------------------------------------------------------------------------------------------- 0.4W
SOT-23-5 ---------------------------------------------------------------------------------------------------------------- 0.4W
SOT-89 ------------------------------------------------------------------------------------------------------------------- 0.571W
TO-92 --------------------------------------------------------------------------------------------------------------------- 0.625W
Junction Temperature ------------------------------------------------------------------------------------------------- 150°C
Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------------------- 260°C
Storage Temperature Range ----------------------------------------------------------------------------------------
−65°C
to 150°C
Package Thermal Resistance (Note 4)
SOT-23-3,
θ
JA
----------------------------------------------------------------------------------------------------------- 250°C/W
SOT-23-5,
θ
JA
----------------------------------------------------------------------------------------------------------- 250°C/W
SOT-89,
θ
JA
------------------------------------------------------------------------------------------------------------- 175°C/W
TO-92,
θ
JA
--------------------------------------------------------------------------------------------------------------- 160°C/W
ESD Susceptibility (Note 2)
HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 2kV
MM (Machine Mode) -------------------------------------------------------------------------------------------------- 200V
Recommended Operating Conditions
(Note 3)
Junction Temperature Range ----------------------------------------------------------------------------------------
−40°C
to 125°C
Ambient Temperature Range ----------------------------------------------------------------------------------------
−40°C
to 85°C
www.richtek.com
2
DS9169/H-12 March 2007
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
