RT6242A/B
Absolute Maximum Ratings
(Note 1)
Supply Voltage, VIN ------------------------------------------------------------------------------------------------
−0.3V
to 20V
Switch Voltage, SW ------------------------------------------------------------------------------------------------
−0.3V
to (V
IN
+ 0.3V)
BOOT to SW ---------------------------------------------------------------------------------------------------------
−0.3V
to 6V
EN to GND -------------------------------------------------------------------------------------------------------------
−0.3V
to 6V
Other Pins Voltage --------------------------------------------------------------------------------------------------
−0.3V
to 6V
Power Dissipation, P
D
@ T
A
= 25°C
UQFN-16JL 3x3 (FC) ----------------------------------------------------------------------------------------------- 3.623W
Package Thermal Resistance (Note 2)
UQFN-16JL 3x3 (FC),
θ
JA
------------------------------------------------------------------------------------------ 27.6°C/W
UQFN-16JL 3x3 (FC),
θ
JC
----------------------------------------------------------------------------------------- 5.6°C/W
Junction Temperature Range -------------------------------------------------------------------------------------- 150°C
Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------- 260°C
Storage Temperature Range --------------------------------------------------------------------------------------
−65°C
to 150°C
ESD Susceptibility (Note 3)
HBM (Human Body Mode) ---------------------------------------------------------------------------------------- 2kV
Recommended Operating Conditions
(Note 4)
Supply Voltage, VIN ------------------------------------------------------------------------------------------------ 4.5V to 18V
Junction Temperature Range --------------------------------------------------------------------------------------
−40°C
to 125°C
Ambient Temperature Range --------------------------------------------------------------------------------------
−40°C
to 85°C
Electrical Characteristics
(V
IN
= 12V, T
A
= 25°C, unless otherwise specified)
Parameter
Supply Current
Shutdown Current
Quiescent Current
Logic Threshold
EN Voltage
V
REF
Voltage
Feedback Threshold Voltage
Feedback Input Current
PVCC Output
PVCC Output Voltage
Line Regulation
Load Regulation
Output Current
R
DS(ON)
Switch
On-Resistance
High-Side
Low-Side
Logic-High
Hysteresis
Symbol
I
SHDN
I
Q
V
EN
= 0V
Test Conditions
Min
--
--
1.1
--
Typ
1.5
0.8
1.2
0.2
0.7
--
5
--
--
150
12
5.4
Max
10
1.2
1.3
--
0.707
0.1
--
20
100
--
--
--
Unit
A
mA
V
EN
= 2V, V
FB
= 1V
V
V
REF
I
FB
V
PVCC
4.5V
V
IN
18V
V
FB
= 0.71V
6V
V
IN
18V, 0 < I
PVCC
5mA
6V
V
IN
18V, I
PVCC
= 5mA
0
I
PVCC
5mA
0.693
0.1
--
--
--
--
--
--
V
A
V
mV
mV
mA
I
PVCC
R
DS(ON)_H
R
DS(ON)_L
V
IN
= 6V, V
PVCC
= 4V
m
Copyright
©
2016 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
4
DS6242A/B-05 April 2016
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
