ALUMINIUM ENCLOSED POWER RESISTORS
1773309-1 CIS WR 07/2015
Dimensions in
millimetres unless
otherwise specified
Dimensions Shown for
reference purposes only.
Specifications subject to
change
For Email, phone or live chat,
go to: www.te.com/help
Key Features
Excellent Heat
transfer and
small
dimensions
Good
Electrical
Stability,
reliability and
mechanically
very rigid
Wide Range of
Resistance
values
available
Custom
Terminations,
Mounting
Arrangements
possible
Non Inductive
version
available
Type TJT Series
The TJT series is a range of high quality, high stability Aluminium housed low
profile Power resistors designed for direct heat sink attachment.
A wide range of resistance values is available in 150W to 500W when fitted to a
standard heatsink
Ideal for custom terminations and mounting arrangements, the TJT series is RoHS
compliant
Characteristics – Electrical
Parameter
Test
Tolerance
Temperature Co-efficient
Insulation Resistance
Dry/Normal
Change in Resistance
- Short time overload
5x rated voltage for 5 secs
- Load Life
Rated Power (1.5Hr ON – 1.5Hr
OFF) for 1000 hours
Operating Temperature
From -25°C to 250°C
Derating
Linearly from 100% at 25°C to 0 at
260°C
ALUMINIUM ENCLOSED POWER RESISTORS
1773309-1 CIS WR 07/2015
Dimensions in
millimetres unless
otherwise specified
Dimensions Shown for
reference purposes only.
Specifications subject to
change
For Email, phone or live chat,
go to: www.te.com/help
Surface Temperature Vs Power
How To Order
Surface Temperature Vs Power
Series
Power rating
on Std Heat
sink (W)
Power
rating in
free air (W)
Resistance
Range Ω
Dielectric
Strength
(V)
L max
(mm)
P1
(mm)
P2
(mm)
TJT150
150
75
1R0 – 1K0
1500
120
100
N/A
TJT250
250
125
1R0 - 1K5
1500
180
160
N/A
TJT300
300
150
1R0 – 1K7
1500
210
190
85
TJT500
500
250
1R0 – 3K0
1500
330
310
155
How To Order
TJT
150
1R0
J
Common Part
Power Rating
Resistance Value
Tolerance
TJT
150 – 150W
250 – 250W
300 – 300W
500 – 500W
1 ohm 1R0
1K ohm 1000 ohms
1K0
J – 5%