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RT4832AWSC Fiches technique(PDF) 6 Page - Richtek Technology Corporation

No de pièce RT4832AWSC
Description  Sub PMIC with Dual-Output Boost Converter
PDF  26 Pages
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Fabricant  RICHTEK [Richtek Technology Corporation]
Site Internet  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT4832AWSC Fiches technique(HTML) 6 Page - Richtek Technology Corporation

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RT4832A
Copyright © 2017 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
DS4832A-00
January
2017
6
Absolute Maximum Ratings
(Note 1)
Supply Voltage (VIN) --------------------------------------------------------------------------------------------------
0.3V to 6V
LED Boost Output Voltage (LEDOUT) ----------------------------------------------------------------------------
0.3V to 37V
LED Switching Voltage (LEDSW) ----------------------------------------------------------------------------------
0.3V to 37V
LED Current Source Voltage (LED1, LED2)---------------------------------------------------------------------
0.3V to 36V
LCM Boost Output Voltage (LCMOUT, POS) -------------------------------------------------------------------
0.3V to 6.3V
LCM Switching Voltage (LCMSW, C1)----------------------------------------------------------------------------
0.3V to 6.3V
Negative Charge Pump Switching Voltage (C2) ----------------------------------------------------------------
0.3V to 6.5V
Negative Charge Pump Voltage (CPOUT)-----------------------------------------------------------------------
0.3V to 6.5V
Flash Switching Voltage (FlashSW) -------------------------------------------------------------------------------
0.3V to 6V
Flash Output Voltage (FlashOUT)----------------------------------------------------------------------------------
0.3V to 6V
Flash LED Voltage (FlashLED) -------------------------------------------------------------------------------------
0.3V to 6V
Digital Clock Control Pins (SDA, SCL, PWM) -------------------------------------------------------------------
0.3V to 6V
Other Pins (EN, ENM, ENP, Txmask, STRB) -------------------------------------------------------------------
0.3V to 6V
Power Dissipation, PD @ TA = 25C
WL-CSP-30B 2.24x2.64 (BSC) ------------------------------------------------------------------------------------
3.15W
Package Thermal Resistance
(Note 2)
WL-CSP-30B 2.24x2.64 (BSC),
JA ------------------------------------------------------------------------------31.7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)
Supply Voltage, VIN --------------------------------------------------------------------------------------------------
2.5V to 5.5V
Ambient Temperature Range---------------------------------------------------------------------------------------
40C to 85C
Junction Temperature Range --------------------------------------------------------------------------------------
40C to 125C
Electrical Characteristics
(VIN = 3.6V, CVIN = 10F, TA = 25C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Power Supply
Input Voltage Range
VIN
2.5
--
5.5
V
UVLO
UV
VIN falls
--
2.2
2.3
V
UVLO Hysteresis Voltage
UVhys
VIN rises after UVLO
30
50
200
mV
VIN Supply Current
IQ
LCD Bias enable, Back Light turned
off, EN = H, LCMOUT = 5.2V
--
0.5
--
mA
VIN Shutdown Current
ISHDN
VIN = 5V, EN = L
--
1
--
A
Thermal Shutdown
TSD
--
145
--
C



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