RSPF/RSPL Series
Flameproof Power Resistor
Features:
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Stackpole Electronics, Inc.
Resistive Product Solutions
Robust metal oxide film element
Flameproof design
Compact Size
Useful in circuits where duty cycles require
power resistors
Tin-plated copper leads
Cut and formed product is available on select sizes;
contact factory for details
RoHS compliant / lead-free
Electrical Specifications
Type / Code
RSPF14
RSPF12
RSPF1
RSPF2
RSPF3
RSPL14
RSPL12
RSPL1
RSPL2
RSPL3
Power Rating
(Watts) @ 70ºC
0.25W
0.5W
1W
2W
3W
0.25W
0.5W
1W
2W
3W
Maximum
Working
Voltage (1)
250V
400V
500V
500V
500V
√PR
√PR
√PR
√PR
√PR
Maximum
Overload
Voltage
500V
800V
1,000V
1,000V
1,000V
√PR x 2.5
√PR x 2.5
√PR x 2.5
√PR x 2.5
√PR x 2.5
-200 ppm/ºC ~ +350 ppm/ºC
-
0.1 - 2
-200 ppm/ºC ~ +350 ppm/ºC
10 - 100K
2.2 - 1M
Resistance Temperature Coefficient
Ohmic Range (Ω) and Tolerance
1%, 2%
5%
(1) Lesser of√PR or maximum working voltage
Mechanical Specifications
Type / Code
RSPF14 / RSPL14
RSPF12 / RSPL12
RSPF1 / RSPL1
RSPF2 / RSPL2
RSPF3 / RSPL3
A
Body Length
0.13 + 0.008 / 0
3.20 + 0.20 / 0
0.24 ± 0.020
6.00 ± 0.50
0.35 ± 0.039
9.00 ± 1.00
0.43 ± 0.039
11.00 ± 1.00
0.59 ± 0.039
15.00 ± 1.00
B
Body Diameter
0.07 ± 0.01
1.82 ± 0.20
0.09 ± 0.01
2.30 ± 0.20
0.12 ± 0.02
3.00 ± 0.50
0.16 ± 0.02
4.00 ± 0.50
0.22 ± 0.04
5.50 ± 1.00
C
Lead Length (Bulk)
1.10 ± 0.12
28.00 ± 3.00
1.10 ± 0.12
28.00 ± 3.00
1.10 ± 0.12
28.00 ± 3.00
1.10 ± 0.12
28.00 ± 3.00
1.38 ± 0.12
35.00 ± 3.00
D
Lead Diameter
0.02 ± 0.002
0.45 ± 0.05
0.02 ± 0.002
0.55 ± 0.05
0.03 ± 0.002
0.70 ± 0.05
0.03 ± 0.002
0.80 ± 0.05
0.03 ± 0.002
0.80 ± 0.05
Unit
inches
mm
inches
mm
inches
mm
inches
mm
inches
mm
Rev Date: 02/29/2016
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
1
www.seielect.com
marketing@seielect.com
RSPF/RSPL Series
Flameproof Power Resistor
Stackpole Electronics, Inc.
Resistive Product Solutions
Performance Characteristics
Test
Short Time Overload
Moisture Resistance
Load Life @ 70ºC - 1,000 hours
Dielectric Withstanding Voltage
Resistance to Solvent
Operating Temperature Range: -55ºC to +155ºC
Test Results
±(0.75% + 0.05Ω)
±(5% + 0.05Ω)
±(5% + 0.05Ω)
±(5% + 0.05Ω)
Permanent marking no physical damage or deterioration
How to Order
1
2
3
4
5
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7
8
9
10
11
12
R
S
P
F
1
2
J
B
1
0
R
0
Product Series
RSPF Flameproof
RSPL Low values
Size Power Rating
14
0.25W
12
0.5W
1
1W
2
2W
3
3W
Tolerance
Code Tol
Value
1% E96, E24
F
G
2%
E24
J
5%
Packaging
Code
Description
Size
RSPF14, RSPL14
RSPF12, RSPL12
T
Tape and Reel
RSPF1, RSPL1
RSPF2, RSPL2
RSPF3, RSPL3
RSPF14, RSPL14
RSPF12, RSPL12
B
Bulk
RSPF1, RSPL1
RSPF2, RSPL2
RSPF3, RSPL3
RSPF14, RSPL14
RSPF12, RSPL12
A
Ammo
RSPF1, RSPL1
RSPF2, RSPL2
RSPF3, RSPL3
Resistance Value
Quantity
5,000
2,500
1,000
Four characters
with the multiplier
used as the
decimal holder.
2.2 ohm = 2R20
10 Kohm = 10K0
1 Mohm = 1M00
1,000
5,000
2,000
1,000
Rev Date: 02/29/2016
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
2
www.seielect.com
marketing@seielect.com
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