PRODUCT BULLETIN
WILLOW TECHNOLOGIES LTD.
SHAWLANDS COURT, NEWCHAPEL ROAD
LINGFIELD, SURREY, RH7 6BL, ENGLAND
Tel. + 44 (0) 1342 835234 Fax. + 44 (0) 1342 834306
E-mail rob@willow.co.uk
PRC-SERIES
PRECISION SURFACE MOUNT
Website http://www.willow.co.uk
THIN FILM
STANDARD INDUSTRY CASE SIZES
0201 0402 0603 0805 1206 1210 2010
POWER RATINGS 1/20W, 1/16W, 1/10W
1/8W, 1/4W & 1/2W
TEMPERATURE COEFFICIENTS
TO 2PPM/°C
RESISTANCE TOLERANCES
TO 0.05%
CUSTOM VALUES TO 3 DECIMAL PLACES
PACKAGING IS TAPE & REEL
1,000; 5,000; 10,000 pcs.
INCHES
MILLIMETERS
Specifications
RATED MAX
TYPE
L
W
H
P
PWR
CWV
0.024 ±0.002 0.012 ±0.002 0.009 ±0.001 0.005 ±0.002
1/20W
15V
PRC 0201
PRC 0402
PRC 0603
PRC 0805
PRC 1206
PRC 1210
PRC 2010
(0.60±0.05)
(0.30±0.05)
(0.23±0.03)
(0.12±0.05)
0.390 ±0.002 0.020 ±0.002 0.014 ±0.002 0.008 ±0.004
1/16W
1/16W
1/10W
1/8W
25V
75V
(1.00±0.05)
(0.50±0.05)
(0.35±0.05)
(0.20±0.10)
0.063 ±0.004 0.031 ±0.004 0.020 ±0.004 0.008 ±0.004
(1.60±0.10)
(0.08±0.10)
(0.50±0.10)
(0.20±0.10)
0.079 ±0.006 0.049 ±0.006 0.020 ±0.006 0.016 ±0.010
100V
150V
200V
200V
(2.00±0.15)
(1.25±0.15)
(0.50±0.15)
(0.40±0.25)
0.126 ±0.006 0.063 ±0.006 0.024 ±0.006 0.020 ±0.010
(3.20±0.15)
(1.60±0.15)
(0.60±0.15)
(0.50±0.25)
0.126 ±0.006 0.098 ±0.006 0.022 ±0.006 0.020 ±0.010
1/4W
(3.20±0.15)
(2.50±0.15)
(0.56±0.15)
(0.50±0.25)
0.200 ±0.006 0.100 ±0.006 0.022 ±0.006 0.024 ±0.010
1/2W
(5.00±0.15)
(2.50±0.15)
(0.56±0.15)
(0.60±0.25)
L
P
Operating Temperature Range is -55°C to +125°C
* -20°C to +85°C
W
Temperature Coefficients
H
TC50
TC25
=
=
±50 PPM/°C
±25 PPM/°C
TC2
TC10
TC5
=
=
±10 PPM/°C
±5
PPM/°C
Termination (Outer)
Termination (Barrier)
=
±2 PPM/°C *
Resistance Ranges
Termination (Inner)
Refer to Capability Sheet for available ranges
Contact factory for custom values
Protective Coating
Resistive Element
Alumina Substrate
Resistance Tolerances
0.05%
0.1%
0.5%
1.0%
How to Order
Sample Part
PRC 0805 TC10 56.2R ±0.05%
Resistance Tolerance
Resistance Value
Temperature Coefficient
Case Size
DEDICATION TO EXCELLENCE
Type
Data subject to change without notice
Continued on reverse side
REV C 9/19/01
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