RT5710C
Absolute Maximum Ratings
(Note 1)
Supply Input Voltage -----------------------------------------------------------------------------------------------
−0.3V
to 6.5V
LX Pin
Switch Voltage
---------------------------------------------------------------------------------------------
−0.3V
to (V
IN
+ 0.3V)
<20ns -----------------------------------------------------------------------------------------------------------------
−4.5V
to 7.5V
Power Dissipation, P
D
@ T
A
= 25°C
WDFN-6L 2x2 ------------------------------------------------------------------------------------------------------- 0.833W
Package Thermal Resistance (Note 2)
WDFN-6L 2x2,
θ
JA
-------------------------------------------------------------------------------------------------- 120°C/W
WDFN-6L 2x2,
θ
JC
-------------------------------------------------------------------------------------------------- 7°C/W
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------ 260°C
Junction Temperature ----------------------------------------------------------------------------------------------
−40°C
to 150°C
Storage Temperature Range -------------------------------------------------------------------------------------
−65°C
to 150°C
ESD Susceptibility (Note 3)
HBM (Human Body Model) --------------------------------------------------------------------------------------- 2kV
Recommended Operating Conditions
(Note 4)
Supply Input Voltage ----------------------------------------------------------------------------------------------- 2.5V to 6V
Ambient
Temperature Range -------------------------------------------------------------------------------------
−40°C
to 85°C
Junction Temperature Range -------------------------------------------------------------------------------------
−40°C
to 125°C
Electrical Characteristics
Parameter
Input Voltage
Feedback Reference Voltage
Feedback Leakage Current
DC Bias Current
Switching Leakage Current
Switching Frequency
Switch On Resistance, High
Switch On Resistance, Low
Valley Current Limit
Under-Voltage Lockout
Threshold
Over-Temperature Threshold
Enable Input
Voltage
Logic-High
Logic-Low
V
IH
V
IL
V
IN
V
REF
I
FB
(V
IN
= 3.6V, T
A
= 25°C, unless otherwise specified)
Symbol
Test Conditions
Min
2.5
0.588
Typ
--
0.6
--
22
--
--
1.5
160
110
1.5
2.25
2
150
--
--
Max
6
0.612
0.1
--
1
1
--
--
--
2
2.5
--
--
--
0.4
Unit
V
V
A
A
A
MHz
m
m
A
V
C
V
V
FB
= 0.6V
Active, V
FB
= 0.63V, not switching
Shutdown
--
--
--
--
--
R
PMOS
R
NMOS
I
LIM
V
UVLO
I
SW
= 0.3A
I
SW
= 0.3A
V
DD
rising
V
DD
falling
--
--
1.1
--
--
--
1.5
--
Copyright
©
2019 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
4
DS5710C-04
November 2019
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
