AUIR3315(S)
Absolute Maximum Ratings
Absolute maximum ratings indicate sustained limits beyond which damage to the device may occur. All voltage parameters
are referenced to Vcc lead. (Tj=-40°..150°C, Vcc=6..26V Tambient=25°C unless otherwise specified).
Symbol Parameter Min. Max. Units
Vcc-Vin Maximum Vcc voltage -16 37
Vcc-Vin cont. Maximum continuous Vcc voltage -16 32
Vcc-Vfb Maximum Ifb voltage -16 33
Vcc-Vout Maximum output voltage -0.3 37
V
Ids cont. Maximum body diode continuous current Rth=60°C/W (1)
2.8
Ids pulsed Maximum body diode pulsed current (1)
100
A
Pd Maximum power dissipation Rth=60°C/W
2 W
Tj max. Max. storage & operating temperature junction temperature -40 150 °C
Min Rfb Minimum on the resistor on Ifb pin 0.3
k
Ifb max. Max. Ifb current -50 50 mA
(1) Limited by junction temperature. Pulsed is also limited by wiring
Thermal Characteristics
Symbol Parameter Typ. Max. Units
Rth1 Thermal resistance junction to ambient D²-Pak Std footprint 60
Rth2 Thermal resistance junction to case D²-Pak 1.6
Rth3 Thermal resistance junction to case TO-220 1.6
°C/W
Recommended Operating Conditions
These values are given for a quick design. For operation outside these conditions, please consult the application notes.
Symbol Parameter Min. Max. Units
Continuous output current Iout
Tambient=85°C, Rth=5°C/W, Tj=125°C
14
A
Tambient=85°C, Rth=60°C/W, Tj=125°C
3.9
Rifb Recommended Ifb resistor (2)(3) 0.5 3.5
k
Pulse min. Minimum turn-on pulse width 1
ms
Fmax. Maximum operating frequency
200 Hz
(2) If Rifb is too low, the device can be damaged.
(3) If Rifb is too high, the device may not switch on.
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