RT9183
4
DS9183-12 March 2007
www.richtek.com
Electrical Characteristics
(V
IN
= V
OUT
+ 0.7V, C
IN
=C
OUT
= 10
μ
F (Ceramic), T
A
= 25°C unless otherwise specified)
Parameter
Recommended Operating Conditions
(Note 3)
z
Supply Input Voltage------------------------------------------------------------------------------------------------------ 2.3V to 5.5V
z
Junction Temperature Range--------------------------------------------------------------------------------------------
40
°
C to 125
°
C
Absolute Maximum Ratings
(Note 1)
z
Supply Input Voltage------------------------------------------------------------------------------------------------------ 6V
z
Package Thermal Resistance
SOT-223,
θ
JA
---------------------------------------------------------------------------------------------------------------- 115
°
C/W
SOT-223,
θ
JC
--------------------------------------------------------------------------------------------------------------- 15
°
C/W
SOT-223 (F-Type),
θ
JA
---------------------------------------------------------------------------------------------------- 135
°
C/W
SOT-223 (F-Type),
θ
JC
---------------------------------------------------------------------------------------------------- 17
°
C/W
SOP-8,
θ
JA
------------------------------------------------------------------------------------------------------------------ 125
°
C/W
SOP-8,
θ
JC
------------------------------------------------------------------------------------------------------------------ 20
°
C/W
TO-263,
θ
JA
----------------------------------------------------------------------------------------------------------------- 45
°
C/W
TO-263,
θ
JC
----------------------------------------------------------------------------------------------------------------- 8
°
C/W
z
Power Dissipation, P
D
@T
A
= 25
°
C
SOT-223 --------------------------------------------------------------------------------------------------------------------- 0.87W
SOT-223 (F-Type)---------------------------------------------------------------------------------------------------------- 0.74W
SOP-8------------------------------------------------------------------------------------------------------------------------ 0.8W
TO-263 ----------------------------------------------------------------------------------------------------------------------- 2.22W
z
Lead Temperature (Soldering, 10 sec.)------------------------------------------------------------------------------- 260
°
C
z
Junction Temperature----------------------------------------------------------------------------------------------------- 150
°
C
z
Storage Temperature Range --------------------------------------------------------------------------------------------
65
°
C to 150
°
C
z
ESD Susceptibility (Note 2)
HBM (Human Body Mode) ---------------------------------------------------------------------------------------------- 2kV
MM (Machine Mode)------------------------------------------------------------------------------------------------------ 200V
Symbol
Test Conditions
Min
Typ
Max
Units
Output Voltage Accuracy
(Fixed Output Voltage)
Δ
V
OUT
I
OUT
= 10mA
2
0
+2
%
Output Voltage Range (Adjustable)
V
OUT_ADJ
0.8
--
4.5
V
Quiescent Current (Note 6)
I
Q
I
OUT
= 0mA, Enable
--
380
500
μ
A
Standby Current (Note 7)
I
STBY
V
IN
= 5.5V, Shutdown
--
0.1
1
μ
A
Current Limit
I
LIM
2
3.2
4.2
A
Dropout Voltage (Note 4)
V
DROP
I
OUT
= 0.5A
--
110
300
mV
I
OUT
= 1.0A
I
OUT
= 1.5A
--
--
220
330
400
500
Line Regulation
Δ
V
LINE
V
OUT
+ 0.7V
<
V
IN
<
5.5V
I
OUT
= 10mA
--
0.035
0.18
%/V
To be continued