RT5796A
Absolute Maximum Ratings (Note 1)
Supply Input Voltage ----------------------------------------------------------------------------------------- 0.3V to 6.5V
LX Pin Switch Voltage---------------------------------------------------------------------------------------- 0.3V to (VIN + 0.3V)
<20ns------------------------------------------------------------------------------------------------------------- 4.5V to 7.5V
Power Dissipation, PD @ TA = 25C
T/SOT-23-5 ----------------------------------------------------------------------------------------------------- 0.43W
T/SOT-23-6 ----------------------------------------------------------------------------------------------------- 0.5W
Package Thermal Resistance
(Note 2)
T/SOT-23-5, JA ----------------------------------------------------------------------------------------------- 230.6C/W
T/SOT-23-6, JA ----------------------------------------------------------------------------------------------- 197.4C/W
T/SOT-23-5, JC ----------------------------------------------------------------------------------------------- 21.8C/W
T/SOT-23-6, JC ----------------------------------------------------------------------------------------------- 18.9C/W
Lead Temperature (Soldering, 10 sec.)------------------------------------------------------------------ 260C
Junction Temperature---------------------------------------------------------------------------------------- 40C to 150C
Storage Temperature Range------------------------------------------------------------------------------- 65C to 150C
ESD Susceptibility
(Note 3)
HBM (Human Body Model) --------------------------------------------------------------------------------- 2kV
Recommended Operating Conditions
(Note 4)
Supply Input Voltage -----------------------------------------------------------------------------------------2.5V to 6V
Ambient Temperature Range-------------------------------------------------------------------------------40C to 85C
Junction Temperature Range ------------------------------------------------------------------------------40C to 125C
Electrical Characteristics
(VIN = 3.6V, TA = 25C, unless otherwise specified)
Parameter
Input Voltage
Symbol
VIN
VREF
IFB
Test Conditions
Min
2.5
Typ
--
Max
6
Unit
V
Feedback Reference Voltage
Feedback Leakage Current
0.588
--
0.6
--
0.612
0.1
V
VFB = 0.6V
A
Active , VFB = 0.63V,
Not Switching
--
22
--
DC Bias Current
A
Shutdown
--
--
--
--
1
1
Switching Leakage Current
Switching Frequency
A
MHz
m
m
A
--
1
--
Switch On Resistance, High
Switch On Resistance, Low
Valley Current Limit
RPMOS
RNMOS
ILIM
ISW = 0.3A
ISW = 0.3A
--
160
110
1.8
2.25
2
--
--
--
1.53
--
2.4
2.5
--
VDD Rising
VDD Falling
V
Under-Voltage Lockout Threshold VUVLO
--
V
Copyright © 2019 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS5796A-04 December 2019
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5
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