FEATURES
• 70 Watt power rating at 25°C
case temperature
• Non-inductive performance
• Low thermal resistance
• RoHS compliant design
• Two or three terminal versions
available
• Heat sink can be grounded
through middle terminal (P style)
Case:
high temperature plastic
P Package:
middle terminal is
electrically connected to header
and insulated from left and right
terminals
M Package:
no middle terminal
Electrical
Derating:
linear, 100% at 25°C to
0% at 150°C
Resistance range:
2Ω-10KΩ
Max. working voltage:
500V or
Ohm’s Law limited
Thermal Resistance:
1.79°C/W
Temperature Coefficient:
2Ω-10Ω: ±100ppm
10Ω-10KΩ: ±50ppm
Insulation Resistance:
400 MΩ
Short time overload:
2x rated
power for 5 sec., not to exceed
1.5x max. working voltage
Dielectric Strength:
2000 VDC
TEH Series
70 Watt TO247 Package
Thick Film Power
(optional)
0.25"
(6.24mm)
0.83"
(21.08mm)
ø0.15"
(ø3.84mm)
0.12"
(2.97mm)
max.
0.80"
(20.32mm)
0.08"
(2.03mm)
0.05"
(1.22mm)
Connected to
heatsink for
grounding
0.025"
(0.64mm)
0.09"
(2.29mm)
(standard)
P style
0.63"
(15.90mm)
M style
0.20"
(5.08mm)
SPECIFICATIONS
Material
Resistor:
thick film on alumina
Lead:
solder coated phosphor
bronze
Solder:
100% Sn
T E S T D ATA
Test
Load life
Moisture resistance
Short time overload
Solderability
Thermal shock
Conditions Of Test
1000 hrs @ rated power
MIL -STD-202, method 106
2x rated power for 5 sec., not to exceed
1.5x max. working voltage
MIL-STD-202, method 208
MIL-STD-202, method 170, cond. F
Performance
±1%
ΔR
±0.5%
ΔR
±0.3%
ΔR
±0.2%
ΔR
0.21"
(5.41mm)
0.43"
(10.82mm)
DERATING
100
80
60
40
20
0
0
25
50
75
100
125
Ambient Temperature,
°C
150
175
70
56
42
28
14
0
S TA N D A R D PA RT N U M B E R S F O R T E H S E R I E S
Ohms
2
3
4
5
7.5
10
15
20
24
33
39
47
68
75
100
150
270
470
680
750
1000
1500
2000
3000
5000
7500
10000
P-type
3-terminal
TEH70P2R00JE
TEH70P3R00JE
TEH70P4R00JE
TEH70P5R00JE
TEH70P7R50JE
TEH70P10R0JE
TEH70P15R0JE
TEH70P20R0JE
TEH70P24R0JE
M-type
2-terminal
TEH70M2R00JE
TEH70M3R00JE
TEH70M5R00JE
TEH70M7R50JE
TEH70M10R0JE
TEH70M15R0JE
TEH70M24R0JE
TEH70M33R0JE
TEH70M39R0JE
TEH70M47R0JE
TEH70M68R0JE
TEH70M75R0JE
TEH70M100RJE
TEH70M150RJE
TEH70M270RJE
TEH70M470RJE
TEH70M680RJE
TEH70M750RJE
TEH70M1K00JE
TEH70M1K50JE
TEH70M2K00JE
TEH70M3K00JE
TEH70M5K00JE
TEH70M10K0JE
Percent Rated Power
TEH70P47R0JE
TEH70P68R0JE
TEH70P100RJE
TEH70P150RJE
TEH70P270RJE
TEH70P470RJE
TEH70P750RJE
TEH70P1K00JE
TEH70P1K50JE
TEH70P2K00JE
TEH70P5K00JE
TEH70P7K50JE
O R D E R I N G I N F O R M AT I O N
Package Code
P = three terminals
M = two terminals
RoHS Compliant
Non-compliant
version unavailble
�½�½�½�½�½�½�½�½�½�½�½�½
Series
Ohms
R = Decimal
Example:
10R2 = 10.2 ohms
100R = 100 ohms
15K0 = 15,000 ohms
Tolerance
J = 5%
Check product availability at
www.ohmite.com
Check product availability
using the Worldwide Inventory
Search at ohmite.com
Wattage
Ohmite Mfg. Co.
1600 Golf Rd., Rolling Meadows, IL 60008 • 1-866-9-OHMITE • Int’l 1-847-258-0300 • Fax 1-847-574-7522 • www.ohmite.com • info@ohmite.com
59
OHMITE [ OHMITE MFG. CO. ]
