RT6239A/B
Absolute Maximum Ratings (Note 1)
Supply Voltage, VIN ------------------------------------------------------------------------------------------------ −0.3V to 21V
Switch Voltage, SW ------------------------------------------------------------------------------------------------ −0.3V to (VIN + 0.3V)
Switch Voltage, <10ns --------------------------------------------------------------------------------------------- −3V to (VIN + 0.3V)
BOOT Voltage -------------------------------------------------------------------------------------------------------- −0.3V to 27.3V
ENtoGND------------------------------------------------------------------------------------------------------------- −0.3V to 6V
Other Pins------------------------------------------------------------------------------------------------------------- −0.3V to 6V
Power Dissipation, PD @ TA = 25°C
UQFN-14L2x3 (FC) ------------------------------------------------------------------------------------------------- 2.1W
Package Thermal Resistance (Note 2)
UQFN-14L 2x3 (FC), θJA ------------------------------------------------------------------------------------------- 47.5°C/W
UQFN-14L 2x3 (FC), θJC ------------------------------------------------------------------------------------------- 4.1°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 Model)---------------------------------------------------------------------------------------- 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
(VIN = 12V, TA = 25°C, unless otherwise specified)
Parameter
Supply Current
Symbol
Test Conditions
Min
Typ
Max
Unit
Supply Current (Shutdown)
Supply Current (Quiescent)
Logic Threshold
ISHDN
IQ
VEN = 0V
--
--
1.5
0.6
6
A
VEN = 2V, VFB = 0.7V
0.9
mA
Logic-High
Logic-Low
1.1
--
1.2
0.2
1.3
--
EN Input
Voltage
V
VFB Voltage and Discharge Resistance
Feedback Voltage
Feedback Current
VPVCC Output
VFB
IFB
4.5V VIN 18V
0.692
0.7 0.708
V
VFB = 0.71V
0.1
--
0.1
A
VPVCC Output Voltage
Line Regulation
Load Regulation
Output Current
VPVCC
6V VIN 18V, 0 < IPVCC 5mA
6V VIN 18V, IPVCC = 5mA
0 IPVCC 20mA
--
--
--
--
5
--
--
5
V
mV
mV
mA
--
20
--
IPVCC
VIN = 6V, VPVCC = 4V, TA = 25C
210
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8
DS6239A/B-04 May 2016
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
