0.25W, 0.5W, 1W, 2W, High Precision Power Resistors tolerance down to 0.05% and with High Performance Silicone Coating is offered by Precision Electronic Components Mfg Co well known as PEC in India since 1972.

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Silicone Coated High Precision Instrumentation Resistors

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Key Features

Precision Resistors
Close Tolerance and High Stability
High Resistance Values
Very Low Temperature Coefficients of Resistance
Non-Inductive Types
Reference Standard
... MIL-R-26

Specifications

TOLERANCE	±0.50% for 0R1 to 0R9. ±0.10% for 1R0 to 99R. ±0.05% for 100R to 100k [closer tolerance and matching can be achieved. please refer for specific requirement].
TEMP. COEFF. OF RESISTANCE [TCR]	±90 PPM/°C. ±30 PPM/°C. ±10 PPM/°C.
STABILITY	±0.01%
POWER RATING	Rated @ 40°C ambient and derated linearly to zero power at 155°C.
MAX. HOT SPOT TEMP.	155°C.
HUMIDITY	6 Cycles of humidity test [H13 category].

Dimensions

Specification Table
PEC Type	ELECTRICAL SPECIFICATIONS			DIMENSIONS SPECIFICATIONS IN MM [INCHES]
	Power @ 40 ^oC	Ohmic Range In Ohms		L ±2.00 [±0.079]	D ±0.50 [±0.020]	l ±3.00 [±0.118]	d ±0.10 [±0.004]
	Watts	Min	Max	L ±2.00 [±0.079]	D ±0.50 [±0.020]	l ±3.00 [±0.118]	d ±0.10 [±0.004]
PR1	0.25	0R1	10K	12.00 [0.480]	4.50 [0.177]	35.00 [1.378]	0.80 [0.0314]
PR2	0.50	0R1	20K	18.00 [0.709]	6.00 [0.236]	35.00 [1.378]	0.80 [0.0314]
PR3	1.00	0R1	68K	35.00 [1.378]	7.00 [0.276]	35.00 [1.378]	0.80 [0.0314]
PR4	2.00	0R1	100K	50.00 [1.967]	7.00 [0.276]	35.00 [1.378]	0.80 [0.0314]

Ordering Code
PEC Type	Ohmic Value	Tolerance	Packing Style	Release Condition	Standard / Non-Std. Leads
PR3	0.1 Ohm a 0R1 / R10	0.05% a A	Bulk a B	Commercial a X	Standard a S
	1 Ohm a 1R0	0.10% a B			Others a M
	1 KOhm a 1K0	0.25% a C
	10.7 KOhm a 10K7	0.50% a D
		1% a F
A Sample Part No.: PR3 1K0 FBXS