RT9612A/B
Absolute Maximum Ratings (Note 1)
Supply Voltage, VCC -------------------------------------------------------------------------------- −0.3V to 15V
BOOT to PHASE ------------------------------------------------------------------------------------- −0.3V to 15V
PHASE to GND
DC ------------------------------------------------------------------------------------------------------- −5V to 15V
< 200ns ------------------------------------------------------------------------------------------------ −10V to 30V
LGATE
DC ------------------------------------------------------------------------------------------------------- (GND − 0.3V) to (VCC + 0.3V)
< 200ns ------------------------------------------------------------------------------------------------ −2V to (VCC + 0.3V)
UGATE -------------------------------------------------------------------------------------------------- (VPHASE − 0.3V) to (VBOOT + 0.3V)
< 200ns ------------------------------------------------------------------------------------------------ (VPHASE − 2V) to (VBOOT + 0.3V)
PWM Input Voltage ---------------------------------------------------------------------------------- (GND − 0.3V) to 7V
Power Dissipation, PD @ TA = 25°C
SOP-8 --------------------------------------------------------------------------------------------------- 0.833W
SOP-8 (Exposed Pad) ------------------------------------------------------------------------------ 1.333W
WDFN-8EL 3x3 --------------------------------------------------------------------------------------- 1.429W
Package Thermal Resistance (Note 2)
SOP-8, θJA --------------------------------------------------------------------------------------------- 120°C/W
SOP-8 (Exposed Pad), θJA ------------------------------------------------------------------------- 75°C/W
SOP-8 (Exposed Pad), θJC ------------------------------------------------------------------------ 15°C/W
WDFN-8EL 3x3, θJA ---------------------------------------------------------------------------------- 70°C/W
WDFN-8EL 3x3, θJC --------------------------------------------------------------------------------- 8.2°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, VCC -------------------------------------------------------------------------------- 12V ± 10%
Junction Temperature Range ----------------------------------------------------------------------- −40°C to 125°C
Ambient Temperature Range ----------------------------------------------------------------------- −40°C to 85°C
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
DS9612A/B-03 June 2012
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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