Through-hole resistors
Power Wirewound Type
Aluminum Housed
Resistors
Lug / Threaded Style [ AHA Series ]
Straight Leadwire Style [ AHP Series ]
FEATURES
Power Rating
5W, 10W, 25W, 50W, 80W, 100W, 250W
Resistance Tolerance
±0.25%, ±0.5%, ±1%, ±5%, ±10%
T.C.R.
±50ppm/°C, ±100ppm/°C, ±200ppm/°C
DIMENSIONS
Unit: mm
C
C
H
S
H
H
øE
6x23
L5 =22±1
BA
øM1
AHA80A
AHA500 / AHP500; AHA10A / AHP10A
AHA25A / AHP25A; AHA50A / AHP50A
L4 =78±1
L3
L2
L1
AHA10B
AHA25B
STYLE
DIMENSION
Normal
L1I
AHA500/AHP500
28.6±1.5 71.2±1.5 15.2±0.5 11.5±0.5 16.4±0.5 12.5±0.5 8.5±0.5
L3
øM1
L3
L2
L1
L3
L2
L1
L3
L2
L11: AHA
L12: AHP
øE
BA
BA
øM1
S
A
6x21
øM1
L2
S
A
BA
L12
C
H
øE
5x18
øE
P
AHP Series is
straight leadwire
S
A
A
øM1: AHA
øM2: AHP
C
A
B
C
ØE
S
H
P
M1
M2
2.4±0.3
8.1±1.0
3.8±1.0
6.7±1.0
1.5±0.05 0.8±0.05
AHA10A/AHP10A
34.9±1.5 75.0±1.5 19.0±0.5 14.2±0.5 20.3±0.5 15.9±0.5 10.7±0.5 2.4±0.3
9.9±1.0
4.2±1.0
7.95±1.0 2.0±0.05 0.8±0.05
AHA25A/AHP25A
49.2±1.5 80.0±1.5 27.0±0.5 18.2±0.5 27.4±0.5 19.8±0.5 14.0±0.5 3.2±0.3
13.9±1.0 5.9±1.0
11.1±1.0 2.0±0.05 0.8±0.05
AHA50A/AHP50A
70.6±1.5 106±1.5
50.0±0.5 40.0±0.5 29.0±0.5 21.4±0.5 16.0±05
3.2±0.3
15.5±1.0 6.6±1.0
10.3±1.0 2.0±0.05 0.8±0.05
AHA80A
102±2.0
-
66.0±1.0 35.0±0.5 47.0±0.5 37.0±0.5 28.0±05
4.5±0.3
25.0±1.0 12.0±1.0 -
2.0±0.05 -
AHA10B
139±2.0
-
89.0±1.0 70.0±0.5 71.2±0.5 57.2±0.5 46.0±0.8 4.8±0.3
44.6±1.0 19.6±1.0 -
5.0±0.05 -
AHA25B
177±2.0
-
144.4±1.0 76.2±0.5 76.0±0.5 64.0±0.5 54.0±0.8 4.8±0.3
55.6±1.0 24.4±1.0 -
6.0±0.05 -
79
TEMPERATURE RISE
Temperature (°C)
350
250W
300
80W-100W
250
200
5W-50W
150
100
50
20
40
60
80
Rated Load (%)
100
ELECTRICAL CHARACTERISTICS
STYLE
AHA500
AHA10A
AHA25A
AHA50A
AHP500
AHP10A
AHP25A
AHP50A
Power Rating on std. heatsink at
25°C
5W
10W
25W
50W
Voltage Proof on Insulation
1,000V
Resistance Range
0.1Ω - 1KΩ
Operating Temp. Range
-55°C to +250°C
Temperature Coefficient
±50ppm/°C, ±100ppm/°C, ±200ppm/°C
AHA80A
AHA10B
AHA25B
80W
100W
250W
2,000V
0.1Ω - 1.5KΩ
0.1Ω - 10KΩ
0.1Ω - 33KΩ
4,500V
0.1Ω - 39KΩ
0.1Ω - 51KΩ
Note: Special value is available on request.
ENVIRONMENTAL CHARACTERISTICS
PERFORMANCE TEST
TEST METHOD
APPRAISE
Short Time Overload
IEC 60115-1 4.13
5 times of rated power for 5 sec.
±1.0%+0.05Ω
Voltage Proof on Insulation
IEC 60115-1 4.7
in V-block for 60 Sec., test voltage by type
By type
Temperature Coefficient
IEC 60115-1 4.8
-55°C to +250°C
By type
Insulation Resistance
IEC 60115-1 4.6
in V-block for 60 Sec.
>100MΩ
Solderability
IEC 60115-1 4.17
235±5°C for 3±0.5 Sec.
95% Min. coverage
Solvent Resistance of Marking
IEC 60115-1 4.30
IPA for 5±0.5 Min. with ultrasonic
No deterioration of
coatings and markings
Robustness of Terminations
IEC 60115-1 4.16
Damp Heat Steady State
IEC 60115-1 4.24
40±2°C, 90-95% RH for 56 days, loaded with 0.1 times RCWV
±5.0%+0.05Ω
Endurance at 70°C
IEC 60115-1 4.25
70±2°C at RCWV for 1,000 Hr. (1.5 Hr. on, 0.5 Hr. off)
±5.0%+0.05Ω
Temperature Cycling
IEC 60115-1 4.19
-55°C Room Temp. +155°C Room Temp. (5 cycles)
±1.0%+0.05Ω
Resistance to Soldering Heat
IEC 60115-1 4.18
260±3°C for 10±1 Sec., immersed to a point 3±0.5mm from the body
±1.0%+0.05Ω
Pull test (30 Sec. Min): 5W: 1kg, 10W: 2.3kg, 25 - 50W: 4.5kg
Torque test (5 - 15 Sec): 80W: 2N, 100W: 2.7N, 250W: 3.7N
Note: Rated Continuous Working Voltage (RCWV) = Power Rating x Resistance Value or Max. working voltage listed above, whichever less.
±0.2%+0.05Ω
Revision: 201304
88
Explanations Of Ordering Code
MFR
-12
F
Code 7
Tolerance
T
F
Code 8
Packing Style
Code 9
Temperature Coefficient of Resistance
Code 1 - 3
Series Name
Code 4 - 6
Power Rating
See Index
-05 = ød0.5mm
P = ±0.02 %
T = Tape/Box
-06 = ød0.6mm
A = ±0.05 %
R = Tape/Reel
- = Base on Spec.
-07 = ød0.7mm
B = ±0.1 %
B = Bulk
52-
100R
Code 10 - 12
Forming Type
Code 13 - 17
Resistance Value
26- = 26mm
0R1 = 0.1
52- = 52.4mm
100R = 100
A = ±5 ppm/°C
73- = 73mm
10K = 10,000
81- = 81mm
10M = 10,000,000
-08 = ød0.8mm
C = ±0.25%
B = ±10 ppm/°C
-10 = ød1.0mm
D = ±0.5 %
C = ±15 ppm/°C
91- = 91mm
-14 = ød1.4mm
F = ±1 %
S = ± 20ppm/°C
F = F Type
-12 = 1/6W
G = ±2 %
D = ±25 ppm/°C
FK = FK Type
-25 = 1/4W
J = ±5 %
E = ±50 ppm/°C
FKK = FKK Type
25S = 1/4WS
K = ±10 %
F = ±100 ppm/°C
FFK = F-form Kink
-50 = 1/2W
- = Base on Spec.
G = ±200 ppm/°C
M = M-Type Forming
50S = 1/2WS
H = ±250 ppm/°C
MB = M-form W/flat
100 = 1W
I = ±300 ppm/°C
MT = MT Type Forming
1WS = 1WS
J = ±350 ppm/°C
MR = MR Type
200 = 2W
AV = AVIsert
2WS = 2WS
PN = PANAsert
204 = 0.4W
207 = 0.6W
300 = 3W
3WS = 3WS
3WM = 3WM
400 = 4W
500 = 5W
5WS = 5WS
5SS = 5WSS
700 = 7W
7WS = 7WS
10A = 10W
20A = 20W
30A = 30W
40A = 40W
50A = 50W
10S = 10WS
15A = 15W
25A = 25W
10B = 100W
25B = 250W
EXCEPTION:
• Cement series:
• JPW series:
: Special packing style code
B: B
ulk with wirewound or metal oxide sub-assembly for resistance value
W: Bulk with ceramic based wirewound sub-assembly for resistance value
M: Bulk with metal oxide sub-assembly for resistance value
F: Bulk with Fiberglass based wirewound sub-assembly for resistance value
: Without forming code
Example:
SQP500JB-10R
: without resistance value code
Example:
JPW-06-T-52-
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