Datasheet AL8843Q (Diodes) - 4

AL8843Q Recommended Operating Conditions Symbol Parameter Min Max Unit
VIN Input Voltage 4.5 40 V fSW Switching Frequency — 1 MHz IOUT Continuous Output Current — 3 A VCTRL Voltage Range from 10% to 100% DC Dimming Relative to GND 0.4 2.5 V VCTRL_HIGH Voltage High for PWM Dimming Relative to GND 2.6 5.5 V VCTRL_LOW Voltage Low for PWM Dimming Relative to GND 0 0.3 V TA Operating Ambient Temperature -40 +125 °C
Thermal Information
(Note 7)
Symbol Parameter Rating Unit
θJA Junction-To-Ambient Thermal Resistance 45 °C/W θJC Junction-To-Case (Top) Thermal Resistance 5 °C/W Note: 7. Device mounted on 2″×2″ FR-4 substrate PCB, 2oz copper, with minimum recommended pad layout. AL8843Q 4 of 18 October 2019 Document number: DS41943 Rev. 2 - 2
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© Diodes Incorporated Document Outline Pin Assignments Description Applications Features