RT8004 RICHTEK [Richtek Technology Corporation], RT8004 Datasheet - Page 6

• Manufacturer Part Number: RT8004
• Description: 3A, 4MHz, Synchronous Step-Down Regulator
• Manufacturer: RICHTEK [Richtek Technology Corporation]

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