RT6158A
Absolute Maximum Ratings (Note 1)
Input Voltage, PVIN, AVIN ----------------------------------------------------------------------------------------------- −0.3V to 6V
Output Voltage, VOUT --------------------------------------------------------------------------------------------------- −0.3V to 6V
SwitchNode Voltage, LX1, LX2 ---------------------------------------------------------------------------------------- −0.3V to 6V
< 20ns------------------------------------------------------------------------------------------------------------------------ −3V to 8.5V
Other I/O Pins Voltage (EN, MODE, FB) ---------------------------------------------------------------------------- −0.3V to 6V
Power Dissipation, PD @ TA = 25°C
WL-CSP-25B 2.07x2.33 (BSC) ---------------------------------------------------------------------------------------- 2.8W
Package Thermal Resistance (Note 2)
WL-CSP-25B 2.07x2.33 (BSC), θJA ----------------------------------------------------------------------------------- 35.7°C/W
Lead Temperature (Soldering, 10 sec.)------------------------------------------------------------------------------- 260°C
Junction Temperature ----------------------------------------------------------------------------------------------------- 150°C
Storage Temperature Range -------------------------------------------------------------------------------------------- −65°C to 150°C
ESD Susceptibility (Note 3)
HBM (Human Body Model)----------------------------------------------------------------------------------------------- 2kV
Recommended Operating Conditions (Note 4)
Input Voltage, PVIN, AVIN ----------------------------------------------------------------------------------------------- 2.5V to 5V
Output Voltage, VOUT --------------------------------------------------------------------------------------------------- 2.1V to 5.2V
Output Current, IOUT ----------------------------------------------------------------------------------------------------- 0A to 2A
Junction Temperature Range-------------------------------------------------------------------------------------------- −40°C to 125°C
Ambient Temperature Range-------------------------------------------------------------------------------------------- −40°C to 85°C
Electrical Characteristics
(VIN = 3.6V, VOUT = 3.5V, CIN = 10μF x 2, COUT = 10μF x 4, L = 1μH, TA = 25°C, unless otherwise specified)
Parameter
Symbol
VIN
Test Conditions
PVIN and AVIN
Min
2.5
1.2
--
Typ
--
Max
5
Unit
V
Input Voltage Range
Logic Input High Threshold
Logic Input Low Threshold
Under-Voltage Lockout
VIH
--
--
V
VIL
--
0.4
2.25
V
VUVLO
Rising
2.05
2.15
V
Under-Voltage Lockout
Hysteresis
VUVLO_H
ISHDN
0.02
--
0.1
--
0.25
1
V
Shutdown Current
VIN = 3.5V, EN = L
A
A
Non-switching. VIN = 4.2V, VOUT
3.5V, EN = VIN, Mode = VIN
=
Input Quiescent Current
IQVIN
2
5
8
I
LOAD = 0A. VIN = 4.2V, VOUT =
Switching Quiescent Current IQSW
5
8
11
A
3.5V, EN = VIN, Mode = VIN
MODE = H, |VIN - VOUT| > 1V
MODE = L
Switching Frequency
Switching Frequency
fSWCOT
1
2
2
2.6
2.8
MHz
MHz
fSWCCM
1.3
Synchronous Switching
Frequency Range
MODE = square wave, 10% < duty
< 90%
fSWSYNC
2.2
--
2.6
MHz
Copyright 2019 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
4
DS6158A-05 August 2019
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
