Ohmite: TBH Series

TBH Series: 25W TO220 Resistors

Ohmite's new TBH25 TO-220 style resistors are designed for a variety of uses that require intermediate heatsinkable power at an economical price. Engineered for industrial applications, these resistors deliver reliable performance with the traditional high quality standards that Ohmite is known for.

FEATURES

25 Watts, @ 25°C case temperature
Non-Inductive Performance
Low Thermal Resistance
Anti-static tube packaging available
Economically priced

APPLICATIONS

Power Supplies
Industrial Controls
Automotive Steering
Pre-load/Damping
Snubber/Bleeder

SPECIFICATIONS

Material

Resistor: Thick film element
Case: High Temperature Plastic
Terminals: Solder coated phospher bronze

GENERAL SPECIFICATIONS

Style	Tolerance	Watts*	Ohms	Max. Operating Voltage
TBH	1%, 5%, 10%	25	2 ohm - 10K	350V

PERFORMANCE CHARACTERISTICS

Derating	100% @ 25°C to 0% @ 150°C; curve referenced to case temperature
Dielectric Strength	1000 VDC
Max. Mounting Torque	0.9Nm
Operating Temperature Range	-55°C to +150°C
Temperature Coefficient	2-10 ohm @ ą100ppm, 11-10k ohm @ ą50ppm
Thermal Resistance	8.33°C/W

TEST DATA

Load Life	(1000hrs @ rated power)	max. delta-R ą1%
Moisture Resistance	(MIL-STD-202, method 106)	max. delta-R ą0.5%
Short Time Overload	(2x rated power, not to exceed 1.5x max. operating voltage)	max. delta-R ą0.3%
Solderability	(MIL-STD-202, method 208)
Thermal Shock	(MIL-STD-202, method 107, cond. F)	max. delta-R ą0.3%
Terminal Strength	(MIL-STD-202, method 211, cond. A (pull test) 2.4N)	max. delta-R ą0.2%
Vibration	(MIL-STD-202, method 204, cond. D)	max. delta-R ą0.2%

DIMENSIONS

HOW TO ORDER

New Product Archives
Look here for recent "What's New?" features -- if you don't find it here, look in the products pages.