rt8009 Richtek Technology Corporation, rt8009 Datasheet - Page 4

• Manufacturer Part Number: rt8009
• Description: 1.25mhz, 600ma, High Efficiency Step-down Dc/dc Converter
• Manufacturer: Richtek Technology Corporation

RT8009
Absolute Maximum Ratings
Recommended Operating Conditions
Electrical Characteristics
(V
www.richtek.com
4
Input Voltage Range
Quiescent Current
Shutdown Current
Reference Voltage
Adjustable Output Range
Output Voltage
Accuracy
Supply
Enable, FB Voltage ------------------------------------------------------------------------------------------------------- V
Power Dissipation, P
SOT-23-5, TSOT-23-5 ----------------------------------------------------------------------------------------------------- 0.4W
Package Thermal Resistance (Note 4)
SOT-23-5, TSOT-23-5, θ
SOT-23-5, TSOT-23-5, θ
Junction Temperature Range -------------------------------------------------------------------------------------------- 150°C
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260°C
Storage Temperature Range --------------------------------------------------------------------------------------------
ESD Susceptibility (Note 2)
HBM (Human Body Mode) ----------------------------------------------------------------------------------------------
MM (Machine Mode) ------------------------------------------------------------------------------------------------------ 200V
Supply Input Voltage ------------------------------------------------------------------------------------------------------ 2.5V to 5.5V
Junction Temperature Range -------------------------------------------------------------------------------------------- −40°C to 125°C
Ambient Temperature Range --------------------------------------------------------------------------------------------
IN
= 3.6V, V
Input Voltage ------------------------------------------------------------------------------------------------------ 6.5V
OUT
Parameter
= 2.5V, V
Fix
D
@ T
REF
JA
JC
----------------------------------------------------------------------------------------------- 250°C/W
----------------------------------------------------------------------------------------------- 130°C/W
= 0.5V, L = 4.7μH, C
A
= 25°C
V
I
I
V
V
ΔV
ΔV
ΔV
ΔV
ΔV
ΔV
ΔV
Symbol
Q
SHDN
IN
RE F
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
(Note 1)
I
EN = GND
For adjustable output voltage
V
0A < I
V
0A < I
V
0A < I
V
0A < I
V
V
V
V
V
0A < I
OUT
IN
IN
IN
IN
IN
OUT
IN
OUT
IN
IN
= 4.7μF, C
= 2.5 to 5.5V, V
= 2.5 to 5.5V, V
= 2.5 to 5.5V, V
= 2.5 to 5.5V, V
= V
= V
= V
= 0mA, V
OUT
OUT
OUT
OUT
= 2.5V, 0A < I
= 3.3V, 0A < I
OUT
OUT
OUT
OUT
Test Conditions
< 600mA
< 600mA
< 600mA
< 600mA
< 600mA
+ ΔV to 5.5V
+ ΔV to 5.5V
+ 0.2V to 5.5V
OUT
FB
(Note 3)
= 10μF, T
= V
OUT
OUT
OUT
OUT
OUT
OUT
REF
= 1.0V
= 1.2V
= 1.5V
= 1.8V
< 600mA
< 600mA
+ 5%
A
= 25°C, I
(Note 5)
(Note 5)
MAX
V
= 600mA unless otherwise specified)
0.49
Min
2.5
−
−3
−3
−3
−3
−3
−3
REF
--
--
3
T yp
0.1
0.5
DS8009-03 March 2007
50
--
--
--
--
--
--
--
--
--
V
−
2kV
−
To be continued
IN
Max
0.51
100
5.5
IN
65°C to 150°C
40°C to 85°C
+3
+3
+3
+3
+3
+3
+3
1
− 0.2
+ 0.6V
Units
μA
μA
%
%
%
%
%
%
%
V
V
V