RT2101A
Absolute Maximum Ratings
(Note 1)
Supply Input Voltage, VIN -----------------------------------------------------------------------------------------
−0.3V
to 7V
Switch Node Voltage, SW -----------------------------------------------------------------------------------------
−1V
to (V
IN
+ 0.3V)
<100ns -----------------------------------------------------------------------------------------------------------------
−5V
to (V
IN
+ 5V)
BOOT to SW ---------------------------------------------------------------------------------------------------------
−0.3V
to 7V
Other Pins -------------------------------------------------------------------------------------------------------------
−0.3V
to (V
IN
+ 0.3V)
Power Dissipation, P
D
@ T
A
= 25°C
WQFN-16L 3x3 ------------------------------------------------------------------------------------------------------ 3.33W
Package Thermal Resistance (Note 2)
WQFN-16L 3x3,
θ
JA
------------------------------------------------------------------------------------------------- 30°C/W
WQFN-16L 3x3,
θ
JC
------------------------------------------------------------------------------------------------ 7.5°C/W
Junction Temperature ----------------------------------------------------------------------------------------------- 150°C
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------- 260°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 ------------------------------------------------------------------------------------------------ 2.95V to 6V
Junction Temperature Range --------------------------------------------------------------------------------------
−40°C
to 125°C
Ambient Temperature Range --------------------------------------------------------------------------------------
−40°C
t o 105°C
Electrical Characteristics
(V
IN
= 5V, C
IN
= 10μF, T
A
= T
J
=
−40°C
to 105°C, unless otherwise specified)
Parameter
Input Power Supply
Under-Voltage Lockout
Threshold
Under-Voltage Lockout
Hysteresis
Quiescent Current
Shutdown Current
Feedback Voltage
Feedback Voltage
Enable
EN Input Voltage
Threshold
Input Current
Logic-High
Logic-Low
Symbol
Test Conditions
Min
Typ
Max
Unit
V
UVLO
V
UVLO
I
Q
I
SHDN
V
FB
V
IH
V
IL
V
IN
rising
--
--
2.7
200
550
2
0.827
1.25
1.18
4.9
1.5
2.8
--
830
5
0.847
--
--
--
--
V
mV
A
A
V
Active, V
FB
= 1V, not switching
--
--
0.806
Rising
Falling
V
EN
= V
IH
+ 50mV
V
EN
= V
IL
50mV
--
--
--
--
V
A
Copyright
©
2020 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
4
DS2101A-07 March 2020
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
