RT8004
Absolute Maximum Ratings
(Note 1)
Supply Input Voltage ----------------------------------------------------------------------------------------------
−
0.3V to 6V
LX Pin Switch Voltage --------------------------------------------------------------------------------------------
−
0.3V to (PV
DD
+ 0.3V)
Other I/O Pin Voltages -------------------------------------------------------------------------------------------
−
0.3V to (V
DD
+ 0.3V)
Power Dissipation, P
D
@ T
A
= 25°C
SOP-16 -------------------------------------------------------------------------------------------------------------- 1.25W
TSSOP-16 ----------------------------------------------------------------------------------------------------------- 2.66W
VQFN-16L 4x4 ----------------------------------------------------------------------------------------------------- 2.315W
Package Thermal Resistance (Note 4)
SOP-16,
θ
JA
-------------------------------------------------------------------------------------------------------- 100°C/W
TSSOP-16,
θ
JA
----------------------------------------------------------------------------------------------------- 47°C/W
VQFN-16L 4x4,
θ
JA
------------------------------------------------------------------------------------------------ 54°C/W
VQFN-16L 4x4,
θ
JC
----------------------------------------------------------------------------------------------- 7°C/W
Lead Temperature (Soldering, 10 sec.) ----------------------------------------------------------------------- 260°C
Junction Temperature --------------------------------------------------------------------------------------------- 150°C
Storage Temperature Range ------------------------------------------------------------------------------------
−
65°C to +150°C
ESD Susceptibility (Note 2)
HBM (Human Body Mode) -------------------------------------------------------------------------------------- 2kV
MM (Machine Mode) ---------------------------------------------------------------------------------------------- 200V
Recommended Operating Conditions
(Note 3)
Supply Input Voltage ---------------------------------------------------------------------------------------------- 2.65V to 5.5V
Ambient Temperature Range ------------------------------------------------------------------------------------
−
40°C to 85°C
Junction Temperature Range ------------------------------------------------------------------------------------
−
40°C to 125°C
Electrical Characteristics
(V
DD
= 3.3V, T
A
= 25°C, unless otherwise specified)
Parameter
Input Voltage Range
Feedback Voltage
Feedback Leakage Current
Input DC Bias Current
Reference Voltage Line Regulation
Output Voltage Load Regulation
Power Good
Power Good Range
Power Good Pull-Down Resistance
Symbol
V
DD
V
FB
I
FB
(Note 5)
Test Conditions
Min
2.65
0.784
--
Typ
--
0.8
--
400
--
0.04
0.05
Max
5.5
0.816
0.4
520
1
0.2
+/-0.2
Units
V
V
μA
μA
μA
Active, V
FB
= 0.78V,
Not switching
Shutdown, V
EN
< 0.1V
V
IN
= 2.7V to 5.5V
(Note 5)
(Note 5)
180
--
--
--
%/V
%
Measured in Servo Loop,
V
COMP
= 1.2V to 1.6V
(Note 5)
--
--
+/-12.5
--
+/-15
120
%
Ω
To be continued
www.richtek.com
6
DS8004-03
September 2007
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
