IR3315(S)PbF

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. (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

ESD1

Electrostatic discharge voltage (Human body) C=100pF, R=1500

Ω

⎯

4

ESD2

Electrostatic discharge voltage (Machine Model) C=200pF,R=0

Ω

⎯

0.5

kV

Tj max.

Max. storage & operating temperature junction temperature

-40

150

°C

Min Rfb

Minimum on the resistor on Ifb pin

0.3

⎯

k

Ω

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

Ω

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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