RT8008
Absolute Maximum Ratings
l
l
l
(Note 1)
l
l
l
l
l
Supply Input Voltage ---------------------------------------------------------------------------------------------------- 6.5V
Enable, FB Voltage ------------------------------------------------------------------------------------------------------ V
IN
+ 0.6V
Power Dissipation, P
D
@ T
A
= 25°C
SOT-23-5, TSOT-23-5 --------------------------------------------------------------------------------------------------- 0.4W
Package Thermal Resistance (Note 4)
SOT-23-5, TSOT-23-5,
θ
JA
---------------------------------------------------------------------------------------------- 250°C/W
SOT-23-5, TSOT-23-5,
θ
JC
--------------------------------------------------------------------------------------------- 130°C/W
Junction Temperature Range ------------------------------------------------------------------------------------------ 150°C
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------ 260°C
Storage Temperature Range -------------------------------------------------------------------------------------------
−
65°C to 150°C
ESD Susceptibility (Note 2)
HBM (Human Body Mode) --------------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ---------------------------------------------------------------------------------------------------- 200V
(Note 3)
Recommended Operating Conditions
l
l
l
Supply Input Voltage ---------------------------------------------------------------------------------------------------- 2.5V to 5.5V
Junction Temperature Range ------------------------------------------------------------------------------------------
−40°C
to 125°C
Ambient Temperature Range ------------------------------------------------------------------------------------------
−
40°C to 85°C
Electrical Characteristics
(V
IN
= 3.6V, V
OUT
= 2.5V, V
REF
= 0.6V, L = 2.2µH, C
IN
= 4.7µF, C
OUT
= 10µF, T
A
= 25°C, I
MAX
= 600mA unless otherwise specified)
Parameter
Input Voltage Range
Quiescent Current
Shutdown Current
Reference Voltage
Adjustable Output Range
Symbol
V
IN
I
Q
I
SHDN
V
REF
V
OUT
∆V
OUT
∆V
OUT
∆V
OUT
Test Conditions
Min
2.5
Typ
--
50
0.1
0.6
--
--
--
--
--
--
--
--
--
Max
5.5
100
1
0.612
V
IN
−
0.2
+3
+3
+3
+3
+3
+3
+3
+3
Units
V
µA
µA
V
V
%
%
%
%
%
%
%
%
I
OUT
= 0mA, V
FB
= V
REF
+ 5%
EN = GND
For adjustable output voltage
--
--
0.588
V
REF
V
IN
= 2.2 to 5.5V, V
OUT
= 1.0V
0A < I
OUT
< 600mA
V
IN
= 2.2 to 5.5V, V
OUT
= 1.2V
0A < I
OUT
< 600mA
V
IN
= 2.2 to 5.5V, V
OUT
= 1.5V
0A < I
OUT
< 600mA
V
IN
= 2.2 to 5.5V, V
OUT
= 1.8V
0A < I
OUT
< 600mA
V
IN
= 2.8 to 5.5V, V
OUT
= 2.5V
0A < I
OUT
< 600mA
V
IN
= 3.5 to 5.5V, V
OUT
= 3.3V
0A < I
OUT
< 600mA
V
IN
= V
OUT
+ 0.2V to 5.5V, V
IN
≧
3.5V
0A < I
OUT
< 600mA
V
IN
= V
OUT
+ 0.4V to 5.5V, V
IN
≧
2.2V
0A < I
OUT
< 600mA
−3
−3
−3
−3
−3
−3
−3
−3
Fix
∆V
OUT
Output Voltage
Accuracy
∆V
OUT
∆V
OUT
Adjustable
∆V
OUT
To be continued
www.richtek.com
4
DS8008-04 March 2007
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
