CTS LA407B4B Metal case, case-mounted semiconductor Datasheet

Series LA-B4
Technical
METAL CASE, CASE-MOUNTED
SEMICONDUCTORS
Part Number Series LA-B4
Natural Conv. (°C/W): 10.3
Forced Air (°C/W): 3.2
Mounting Envelope: 1.63" x 1.29" x 1.00"
DESCRIPTION OF CURVES
A.
B.
C.
D.
E.
•
•
Thermal Resistance Case to Sink is 0.1-0.3 °C/W w/Joint Compound.
Derate 0.7 °C/watt for unplated part in natural convection only.
N.C. Horiz. Device Only
Mounted to G-10.
N.C Horiz. & Vert. With
Dissipator.
200 FPM w/Diss.
500 FPM w/Diss.
1000 FPM w/Diss.
Ordering Information
Unplated
LA000B4U
LAT03B4U
LAIC3B4U
LA407B4U
LA394B4U
CTS IERC PART NO.
Comm'l. Black
Anodize
LA000B4CB
LAT03B4CB
LAIC3B4CB
LA407B4CB
LA394B4CB
Mil. Black
Anodize
LA000B4B
LAT03B4B
LAIC3B4B
LA407B4B
LA394B4B
Semiconductor
Accommodated
Undrilled
TO-3
TO-3 IC
TO-3 (4-pin)
Universal
Hole patt. ref.
no.
Max. Weight
(Grams)
-2
4
5
8
12.9
12.9
12.9
12.9
12.9
HOLE PATTERNS
2. Hole Pattern no. 236 accommodates TO-3s. Available in LA4. Hole pattern no. 237 accommodates To-3 ICs. Available in
B series heat dissipators only.
LA-B series heat dissipators only.
5. Hole pattern no. 407 accommodates TO-3s (4-pin). Available
in LA-B series heat dissipators only.
8. Hole pattern no. 394 (universal) accommodates TO-3s, TO66s, TO-126s, TO-127s, or T)-220s. Available in LA-B series
heat dissipators only.
CTS IERC, Heat Sinks and Thermal Management Solutions
413 North Moss Street, Burbank, California 91502
Tel: (818) 842-7277
Fax: (818) 848-8872
Rev. 08-29-03
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