RER75F22R1RC02 Vishay, RER75F22R1RC02 Datasheet - Page 2

• Manufacturer Part Number: RER75F22R1RC02
• Manufacturer: Vishay
• Type: Wirewoundr

Specifications of RER75F22R1RC02

• Power Rating(s): 30W
• Resistance: 22.1Ohm
• Tolerance (+ Or -): 1%
• Temperature Coefficient: ±20
• Mounting Style: Flange
• Construction: Chassis
• Operating Temp Range: -55C to 250C
• Case Style: Aluminum Housed
• Termination Style: Axial
• Military Standard: MIL-PRF-39009
• Failure Rate: R
• Product Length (mm): 49.99mm
• Product Height (mm): 15.49mm
• Product Depth (mm): 28.96mm
• Lead Free Status / RoHS Status: Not Compliant

MATERIAL SPECIFICATIONS
Element: Copper-nickel alloy or nickel-chrome alloy,
depending on resistance value
Core: Ceramic, steatite or alumina, depending on
physical size
Encapsulant: Silicone molded construction
Housing: Aluminum with hard anodic coating
End Caps: Stainless steel
Standard Terminals: Tinned Copperweld
Part Marking: Source Code, JAN, Military PIN,
Date/Lot Code
APPLICABLE MIL SPECIFICATION
MIL-PRF-39009: This is the military specification covering
housed chassis mount established reliability power
wirewound resistors. Vishay ERH and ENH resistors are
listed as qualified on the MIL-PRF-39009 QPL.
Document Number 30200
Revision 18-Oct-00
DIMENSIONS
MODEL
ERH-5
ENH-5
ERH-10
ENH-10 ± 0.005
ERH-25
ENH-25 ± 0.005
ERH-50
ENH-50 ± 0.005
TEST
Low Temperature Operation
Short Time Overload
Dielectric Withstanding Voltage
Low Temperature Storage
High Temperature Exposure
Moisture Resistance
Shock, Specified Pulse
Vibration, High Frequency
Load Life
Extended Life
Terminal Strength
PERFORMANCE
± 0.127] ± 0.127] ± 0.787] ± 1.570] ± 0.381] ± 0.381] ± 0.381] ± 0.254] ± 0.254] ± 0.254] ± 0.127] ± 0.381] ± 0.127] ± 1.570]
± 0.127] ± 0.127] ± 0.787] ± 1.570] ± 0.381] ± 0.381] ± 0.381] ± 0.254] ± 0.254] ± 0.254] ± 0.127] ± 0.381] ± 0.127] ± 1.570]
± 0.127] ± 0.127] ± 0.787] ± 1.570] ± 0.381] ± 0.381] ± 0.381] ± 0.254] ± 0.254] ± 0.254] ± 0.127] ± 0.381] ± 0.127] ± 1.570]
± 0.127] ± 0.127] ± 0.787] ± 1.570] ± 0.381] ± 0.381] ± 0.381] ± 0.254] ± 0.254] ± 0.254] ± 0.127] ± 0.381] ± 0.127] ± 1.570]
± 0.005
[11.280
[14.270
[18.260
[39.670
0.444
0.562
0.719
1.562
A
[12.450 [15.240 [28.580
[15.880
[19.840
[21.440
± 0.005
± 0.005
± 0.005
± 0.005
0.490
0.625
0.781
0.844
B
B
± 0.031
± 0.031
[19.050
± 0.031
[26.970
± 0.031
[49.990
0.600
0.750
1.062
1.968
Wirewound Resistors, Military/Established, Reliability
C
CONDITIONS OF TEST
Apply rated power until thermal stability, remove power subject to air
temperature of - 55°C for 15 to 30 minutes
5 x rated power for 5 seconds
1000Vrms (RER 40, 45, 50, 60, 65, 70), 2000Vrms (RER55 and 75),
one minute duration
- 55°C for 24 hours
250°C for 2000 hours
MIL-STD-202 Method 106
MIL-STD-202 Method 213, Condition 1
MIL-STD-202, Method 204, Condition D
2000 hours at rated power, + 25°C, 1.5 hours “ON”, 0.5 hours “OFF”
10,000 hours at rated power, + 25°C, 1.5 hours “ON”, 0.5 hours “OFF”
MIL-STD-202, Method 211, Condition A
5 pound (RER40, 45, 60, 65), 10 pound (RER50, 55, 70, 75)
K
± 0.062
± 0.062
[34.930
± 0.062
[49.230
± 0.062
[70.640
1.125
1.375
1.938
2.781
For technical questions, contact [e-mail]
D
C
A
D
®
L
± 0.015
± 0.015
[10.670
± 0.015
[13.970
± 0.015
[16.000
[8.480
0.334
0.420
0.550
0.630
E
± 0.015
[16.410
± 0.015
[20.320
± 0.015
[27.430
± 0.015
[28.960
P
DIMENSIONS in inches [millimeters]
0.646
0.800
1.080
1.140
M
F
± 0.015
± 0.015
± 0.015
[13.870
± 0.015
[15.490
[8.130
[9.910
0.320
0.390
0.546
0.610
G
Derating
POWER RATING
Vishay ERH and ENH resistor wattage ratings are based on
mounting to the proper heat sink.
J
ERH-5 and ERH-10: 4" x 6" x 2" x 0.040" thick aluminum chassis
ERH-25 and ERH-50: 5" x7" x 2" x 0.040" thick aluminum chassis
N
120
100
± 0.010
± 0.010
± 0.010
± 0.010
80
60
40
20
-55 -50
[1.650
[1.900
[1.900
[2.240
0.065
0.075
0.075
0.088
0
H
± 0.010
± 0.010
± 0.010
± 0.010
[3.380
[4.190
[5.870
[6.600
0.133
0.165
0.231
0.260
F
E
J
0
25
± 0.010
± 0.010
± 0.010
± 0.010
[1.980
[2.360
[4.370
[4.980
0.078
0.093
0.172
0.196
K
50
H
G
± 0.005
± 0.005
± 0.005
± 0.005
[2.360
[2.390
[3.180
[3.180
0.093
0.094
0.125
0.125
L
AMBIENT TEMPERATURE IN
± 0.015
± 0.015
± 0.015
± 0.015
[1.980
[2.590
[2.920
[2.720
0.078
0.102
0.107
0.115
M
150
± (0.5% + 0.01Ω) ∆R
± (0.3% + 0.01Ω) ∆R
± (0.2% + 0.01Ω) ∆R
± (0.3% + 0.01Ω) ∆R
± (1.0% + 0.01Ω) ∆R
± (0.5% + 0.01Ω) ∆R
± (0.2% + 0.01Ω) ∆R
± (0.2% + 0.01Ω) ∆R
± (1.0% + 0.01Ω) ∆R
± (2.0% + 0.01Ω) ∆R
± (0.2% + 0.01Ω) ∆R
ERH, ENH
Vishay Dale
TEST LIMITS
± 0.005 ± 0.062
± 0.005 ± 0.062
± 0.005 ± 0.062
± 0.005 ± 0.062
[1.270
[2.160
[2.160
[2.160
0.050
0.085
0.085
0.085
www.vishay.com
N
[11.130
[11.130
[6.760
[7.920
0.266
0.312
0.438
0.438
P
139
250
°
C