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DS8816A Datasheet, PDF (5/21 Pages) Richtek Technology Corporation – Dual-Phase PWM Controller with PWM-VID Reference | |||
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RT8816A
Absolute Maximum Ratings (Note 1)
ï¬ TON to GND ------------------------------------------------------------------------------------------------------------------ â0.3V to 30V
ï¬ RGND to GND --------------------------------------------------------------------------------------------------------------- â0.7V to 0.7V
ï¬ BOOTx to PHASEx -------------------------------------------------------------------------------------------------------- â0.3V to 6V
ï¬ BOOTx to GND ------------------------------------------------------------------------------------------------------------- â0.3V to 36V
ï¬ PHASEx to GND
DC ------------------------------------------------------------------------------------------------------------------------------ â0.3V to 30V
<20ns ------------------------------------------------------------------------------------------------------------------------- â8V to 36V
ï¬ UGATEx to PHASEx
DC ------------------------------------------------------------------------------------------------------------------------------ â0.3V to 6V
<20ns ------------------------------------------------------------------------------------------------------------------------- â5V to 7.5V
ï¬ LGATEx to GND
DC ------------------------------------------------------------------------------------------------------------------------------ â0.3V to 6V
<20ns ------------------------------------------------------------------------------------------------------------------------- â2.5V to 7.5V
ï¬ Other Pins -------------------------------------------------------------------------------------------------------------------- â0.3V to 6V
ï¬ Power Dissipation, PD @ TA = 25°C
WQFN-20L 3x3 ------------------------------------------------------------------------------------------------------------- 3.33W
ï¬ Package Thermal Resistance (Note 2)
WQFN-20L 3x3, θJA -------------------------------------------------------------------------------------------------------- 30°C/W
WQFN-20L 3x3, θJC ------------------------------------------------------------------------------------------------------- 7.5°C/W
ï¬ Lead Temperature (Soldering, 10 sec.) -------------------------------------------------------------------------------- 260°C
ï¬ Junction Temperature ------------------------------------------------------------------------------------------------------ 150°C
ï¬ Storage Temperature Range --------------------------------------------------------------------------------------------- â65°C to 150°C
ï¬ ESD Susceptibility (Note 3)
HBM (Human Body Model) ----------------------------------------------------------------------------------------------- 1.5kV
Recommended Operating Conditions (Note 4)
ï¬ Input Voltage, VIN ---------------------------------------------------------------------------------------------------------- 2.5V to 26V
ï¬ Supply Voltage, PVCC ---------------------------------------------------------------------------------------------------- 4.5V to 5.5V
ï¬ Junction Temperature Range --------------------------------------------------------------------------------------------- â40°C to 125°C
ï¬ Ambient Temperature Range --------------------------------------------------------------------------------------------- â40°C to 85°C
Electrical Characteristics
(TA = 25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
PWM Controller
PVCC Supply Voltage
VPVCC
4.5
--
5.5
V
PVCC Supply Current
ISUPPLY
VEN = 3.3V, 1phase DEM mode, not
switching, VREF external R = 40k
--
0.4
--
mA
PVCC Shutdown Current
PVCC POR Threshold
ISHDN
VEN = 0V
--
--
10
ïA
3.8 4.1 4.4
V
POR Hysteresis
--
0.3
--
V
Switching Frequency
fSW
RTON = 500kï (Note 5)
270 300 330 kHz
Copyright ©2016 Richtek Technology Corporation. All rights reserved.
DS8816A-00 September 2016
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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