1625986-7 TE Connectivity, 1625986-7 Datasheet - Page 2

• Manufacturer Part Number: 1625986-7
• Manufacturer: TE Connectivity
• Type: Wirewoundr

Specifications of 1625986-7

• Power Rating(s): 50W
• Resistance: 390Ohm
• Tolerance (+ Or -): 5%
• Temperature Coefficient: ±50
• Mounting Style: Flange
• Construction: Chassis
• Case Style: Aluminum Housed
• Termination Style: Axial
• Military Standard: Not Required
• Failure Rate: Not Required
• Product Length (mm): 72.5mm
• Product Height (mm): 17mm
• Product Depth (mm): 30mm
• Lead Free Status / RoHS Status: Compliant

Literature No. 1773302
Issued: 02-06
Dimensions are shown for
reference purposes only.
Derating Curve
Power Overload
Aluminium Housed Power Resistors
Type KHSA Series
How to Order
Housed Power Resistor
60
50
40
30
20
10
30
25
20
15
10
0
5
0
Common Part
KHSA - Aluminium
0.1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 20 25 30 40 60
0
This graph indicates the amount that the rated power (at 20°C)
of the standard KHSA Series resistor may be increased for
overloads of 100mS to 60S
KHSA50
KHSA25
KHSA
25
50
75 100 125 150 175 200 225 250 275
Duration of Overload (secs)
Heatsink Temp. (degC)
Dimensions are in millimetres
unless otherwise specified.
Power Rating (Watts)
50
25
50
Specifications subject to
change.
Pulse Energy
Surface Temperature Rise
Resistance Value
400
350
300
250
200
150
100
0.1ohm (100mΩ) R10
1 ohm (1000mΩ) 1R0
50
200
100
0
0
1K (1000Ω) 1K0
0.01
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75
For resistor mounted on standard heatsink, related
to power dissipation
680R
0.1
KHSA50
KHSA25
KHSA25
Power Dissipation (Watts)
1
Resistance (Ohms)
10
www.tycoelectronics.com
passives.tycoelectronics.com
KHSA50
100
Tolerance
1000
K – 10%
G – 2%
F – 1%
E – 3%
J – 5%
J
10000 100000