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DS6550A Datasheet, PDF (4/16 Pages) Richtek Technology Corporation – Synchronous DC-DC Step-Down Controller with 5V LDO | |||
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RT6550A
Absolute Maximum Ratings (Note 1)
ï¬ VIN to GND --------------------------------------------------------------------------------------------------------- â0.3V to 30V
ï¬ BOOT to GND
DC -------------------------------------------------------------------------------------------------------------------- â0.3V to 36V
<100ns -------------------------------------------------------------------------------------------------------------- â5V to 42V
ï¬ BOOT to PHASE
DC -------------------------------------------------------------------------------------------------------------------- â0.3V to 6V
<100ns -------------------------------------------------------------------------------------------------------------- â5V to 7.5V
ï¬ PHASE to GND
DC -------------------------------------------------------------------------------------------------------------------- â5V to 30V
<100ns -------------------------------------------------------------------------------------------------------------- â10V to 42V
ï¬ UGATE to GND
DC -------------------------------------------------------------------------------------------------------------------- â5V to 36V
<100ns -------------------------------------------------------------------------------------------------------------- â10V to 42V
ï¬ UGATE to PHASE
DC -------------------------------------------------------------------------------------------------------------------- â0.3V to 6V
<100ns -------------------------------------------------------------------------------------------------------------- â5V to 7.5V
ï¬ LGATE to GND
DC -------------------------------------------------------------------------------------------------------------------- â0.3V to 6V
<100ns -------------------------------------------------------------------------------------------------------------- â5V to 7.5V
ï¬ Other Pins ---------------------------------------------------------------------------------------------------------- â0.3V to 6.5V
ï¬ Power Dissipation, PD @ TA = 25°C
WDFN-10L 3x3 ---------------------------------------------------------------------------------------------------- 3.27W
ï¬ Package Thermal Resistance (Note 2)
WDFN-10L 3x3, θJA ---------------------------------------------------------------------------------------------- 30.5°C/W
WDFN-10L 3x3, θJC ---------------------------------------------------------------------------------------------- 7.5°C/W
ï¬ Junction Temperature -------------------------------------------------------------------------------------------- 150°C
ï¬ Lead Temperature (Soldering, 10 sec.) ---------------------------------------------------------------------- 260°C
ï¬ Storage Temperature Range ----------------------------------------------------------------------------------- â65°C to 150°C
ï¬ ESD Susceptibility (Note 3)
HBM (Human Body Model) ------------------------------------------------------------------------------------- 2kV
Recommended Operating Conditions (Note 4)
ï¬ Supply Voltage, VIN --------------------------------------------------------------------------------------------- 5V to 25V
ï¬ Junction Temperature Range ----------------------------------------------------------------------------------- â40°C to 125°C
ï¬ Ambient Temperature Range ----------------------------------------------------------------------------------- â40°C to 85°C
Copyright ©2016 Richtek Technology Corporation. All rights reserved.
www.richtek.com
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is a registered trademark of Richtek Technology Corporation.
DS6550A-00 September 2016
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