Board Level

Heat Sinks

All other products, please contact factory for price, delivery, and minimums.

Normally stocked

35

BOARD LEVEL POWER SEMICONDUCTOR HEAT SINKS

242 SERIES

Low-Height, Low-Profile Twisted Fin Heat Sinks

Height Above

Footprint

Thermal Performance at Typical Load

Standard

PC Board

Dimensions

Mounting

Solderable

Mounting

Natural

Forced

P/N

in. (mm)

in. (mm)

Configuration

Tab Options

Style

Convection

Convection

242-125AB-22

1.285 (32.6)

.875 (22.2) x .250 (6.4)

Vertical

22

Mtg Hole

48° C @ 2W

6.2° C/W @ 400 LFM

Material: Aluminum, Black Anodized

TO-220

Dimensions: in. (mm)

MECHANICAL DIMENSIONS

NATURAL AND FORCED

CONVECTION CHARACTERISTICS

242-125AB-22

242 SERIES

232 AND 238 SERIES

Staggered Fin Heat Sinks for Vertical Mounting

Height Above

Footprint

Thermal Performance at Typical Load

Standard

PC Board

Dimensions

Mounting

Solderable

Mounting

Natural

Forced

P/N

in. (mm)

in. (mm)

Configuration

Tab Options

Style

Convection

Convection

232-200AB

2.000 (50.8)

1.380 (35.1) x .500 (12.7)

Vertical

2, Twisted

Clip/Mtg Hole

48° C @ 4W

3.3° C/W @ 400 LFM

232-200AB-23 2.000 (50.8)

1.380 (35.1) x .500 (12.7)

Vertical

2, Solderable

Clip/Mtg Hole

48° C @ 4W

3.3° C/W @ 400 LFM

238-200AB

2.000 (50.8)

1.380 (35.1) x .500 (12.7)

Verlical

2, Twisted

Mtg Slot

48° C @ 4W

3.3 ° C/W @ 400 LFM

238-200AB-23

2.000 (50.8)

1.380 (35.1) x .500 (12.7)

Verlical

2, Solderable

Mtg Slot

48° C @ 4W

3.3 ° C/W @ 400 LFM

TO-202, TO-220

Dimensions: in. (mm)

MECHANICAL DIMENSIONS

NATURAL AND FORCED

CONVECTION CHARACTERISTICS

232-200AB-23

238-200AB

238-200AB-23

232-200AB

238 SERIES

232 AND 238 SERIES

251 SERIES

Slim-Profile Heat Sinks With Integral Clips

Height Above

Footprint

Thermal Performance at Typical Load

Standard

PC Board

Dimensions

Mounting

Solderable

Mounting

Natural

Forced

P/N

in. (mm)

in. (mm)

Configuration

Tab Options

Style

Convection

Convection

251-62AB

.620 (15.7)

.910 (23.1) x .380 (9.7)

Vert./Horiz.

No Tab

Clip

66°C @ 3W

66°C/W @ 400 LFM

251-80AB

.845 (21.5)

.910 (23.1) x .380 (9.7)

Vert./Horiz.

No Tab

Clip

64°C @ 3W

66°C/W @ 400 LFM

251-80AB-19

.875 (22.2)

.910 (23.1) x .380 (9.7)

Vertical

19

Clip

64°C @ 3W

66°C/W @ 400 LFM

Material: Aluminum, Black Anodized

15 Lead Multiwatt

Dimensions: in. (mm)

MECHANICAL DIMENSIONS

NATURAL AND FORCED

CONVECTION CHARACTERISTICS

251-62AB

251-80AB

251-80AB-19

251 SERIES

Material: Aluminum,

Black Anodized