Rectangular Type Wirewound Resistors With Glass Core
Rectangular Type Wirewound Resistors With Ceramic Core
Rectangular Type Metal Oxide Film Resistors
NEW
features
•
Products meet EU RoHS requirements.
EU RoHS regulation is not intended for
Pb-glass contained in glass.
EU
applications and ratings
Type
BWR1
BWR2
BWR3
BWR5
BWR7
BWR10
BWR15
BWR20
BGR5
BGR7
BGR10
BGR15
BGR20
BGR30
BGR40
BSR2
BSR3
BSR5
BSR7
BSR10
BSR15
BSR20
Power
Rating
1W
2W
3W
5W
7W
10W
15W
20W
5W
7W
10W
15W
20W
30W
40W
2W
3W
5W
7W
10W
15W
20W
Resistance Range (Ω) E24
F±1%
1 - 56
1 - 160
1 - 300
1 - 300
1 - 360
1 - 390
1 - 390
1 - 390
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Power
Rating
G±2%
0.22 - 75
0.22 - 200
0.22 - 390
0.22 - 390
0.22 - 390
0.22 - 390
0.22 - 390
0.22 - 390
—
—
—
—
—
—
—
—
—
—
—
—
—
—
J±5%
0.1 - 75
0.1 - 200
0.1 - 390
0.1 - 390
0.1 - 390
0.1 - 390
0.1 - 390
0.1 - 390
10 - 390
10 - 390
10 - 390
10 - 390
10 - 390
10 - 390
10 - 390
430 - 13k
430 - 27k
430 - 39k
430 - 56k
430 - 75k
430 - 56k
430 - 56k
K±10%
—
—
—
—
—
—
—
—
0.39 - 9.1
0.39 - 9.1
0.39 - 9.1
0.51 - 9.1
0.51 - 9.1
2.2 - 9.1
2.2 - 9.1
—
—
—
—
—
—
—
N
—
3.2
6.0
6.6
10.0
15.2
—
—
—
—
—
—
—
—
—
3.2
6.0
6.6
10.0
15.2
—
—
E
—
—
—
5.7
—
—
—
—
—
—
—
—
—
—
—
—
—
5.7
—
—
—
—
X
Y
YS
—
—
—
—
—
—
—
—
6.8
8.5
11.7
—
—
—
—
—
—
6.8
8.5
11.7
—
—
Style & Weight (1 piece)
Z
P
H
Q
S
HA
HB
QA
QB
—
—
—
—
—
—
—
—
—
—
—
25.8
31.2
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
6.5 7.2
8.3 9.0
11.5 12.0
18.0 —
23.0 —
—
—
—
—
—
—
—
—
6.5 7.2
8.3 9.0
11.5 12.0
18.0 —
23.0 —
—
—
—
—
—
—
—
5.6
—
—
—
—
—
—
—
—
6.5
—
8.3
—
12.0 11.3
18.5 18.5
24.0 —
— 56.0
—
—
—
—
—
—
6.5
—
8.3
—
12.0 —
18.5 —
24.0 —
—
—
1.3
—
—
—
2.1
—
—
—
3.7
—
—
—
5.7
—
—
—
7.7
—
—
— 11.3 —
—
— 18.3 —
—
— 22.5 —
—
—
—
—
—
—
—
—
10.8 —
— 14.5
16.5 16.8 — 22.5
22.0 22.2 — 28.0
59.6 —
— 73.5
69.6 —
— 83.5
—
—
2.1
—
—
—
3.7
—
—
—
5.7
—
—
—
7.7
—
10.8 — 11.3 14.5
16.5 — 18.5 22.5
22.0 — 22.5 28.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
25.5 22.8
31.0 28.2
83.8 —
93.8 —
—
—
—
—
—
—
—
—
—
—
25.5 —
31.0 —
Max. Overload Voltage
T.C.R. (x10
-6
/K)
Max. Working Voltage
(V)
(V)
BWR
BSR
BGR,BWR
BSR
BSR
BGR,BWR
B R1
200
1W
400
B R2
2W
250
500
B R3
3W
300
600
B R5
5W
350
700
±100
±300
B R7
7W
500
1000
E=√P•R
E=√P•R10
B R10
10W
700
1400
B R15
15W
700
1400
B R20
20W
750
1500
B R30
30W
—
—
—
—
B R40
40W
—
—
Rated voltage=
√Power
Rating × Resistance value or Max. working voltage, whichever is lower.
Represents the space to designate product type via character G, W, or S.
Part
Designation
BGR
Rated
Operating
Ambient Temperature
Temperature
Range
+70°C
±250
-40°C
to
+155°C
+25°C
ordering information
New Part #
BWR
Type
BGR: Wirewound (glass core)
BWR: Wirewound (ceramic core)
BSR: Metal oxide film
3
Power Rating
See table
1
2
C
Termination
1
Material
C: SnCu
T: Sn
T52
Style
2
See table
100
Nominal
Resistance
F: 4 digits
G,J,K: 3 digits
J
Tolerance
F: ±1%
G: ±2%
J: ±5%
K: ±10%
12/23/09
Lead-Free plated terminal symbols. C (SnCu) N, E, S and P styles T (Sn) X, Y, YS, Z, H and Q styles
No indication on style means S style.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
149
resistors
BGR, BWR, BSR
BGR, BWR, BSR
Rectangular Type Wirewound Resistors With Glass Core
Rectangular Type Wirewound Resistors With Ceramic Core
Rectangular Type Metal Oxide Film Resistors
H
H
H
4.5±
1
2
4.5±
1
2
15±3
H
1±0.5
H
1±0.5
H
H
25±
1
P
t 0.4
5±0.3
4.5±0.5
P
10±0.5
7±0.5
P
7.5±0.3
3±0.2
2.7±0.2
1.0
0.5
4.5±0.5
1.6±0.2
1.4±0.2
P
7.3±0.5
0.5
1.4±0.1
0.7
1.6±0.2
0.75
1.4±0.2
0.85±0.1
Type
B R5X, B R5Y, B R5YS
B R7X, B R7Y, B R7YS
Dimensions
millimeters
L
W, H
P
27.0±1.5
35.0±1.5
9.5±1.0
15.0±1.5
22.5±1.5
35.0±1.5
32.5±1.5
47.5±1.5
0.75
4.5±0.5
1.6±0.1
10±
0.5
15±1.5
10±
1
2
2
2
1
H
resistors
dimensions and construction
S Style
1.5Max.
1.5Max.
ød
Type
B R1
B R2
B R3
B R5
B R7
B R10
B R10
B R10
L
13.0±1.0
18.0±1.5
22.0±1.5
35.0±1.5
48.0±1.5
63.5±1.5
Dimensions
millimeters
W
H
5.5±1.0
6.3±1.0
8.0±1.0
9.5±1.0
12.5±1.2
12.5±1.5
5.5±1.0
6.3±1.0
8.0±1.0
9.5±1.0
12.5±1.2
12.5±1.5
R
30.0±3.0
D
0.6±0.1
L
W
35.0±3.0
0.8±0.1
N Style
W
D
E Style
W
D
Type
B R2N
B R3N
B R5N
B R7N
B R10N
B R5E
W
11.0±1.0
12.0±1.0
13.0±1.0
16.0±1.0
9.5±1.0
Dimensions
millimeters
D
H
7.0±1.0
8.0±1.0
9.0±1.0
12.0±1.0
9.5±1.0
20.5±1.5
25.0±1.5
25.5±1.5
38.5±1.5
35.0±1.5
23.5±1.5
P
+2
5.0
-1
P
+2
7.5
-1
+2
5.0
-1
ø 0.8±0.1
1MAX.
P
P Style
(P)
ø1±0.1
(5P,10P: ø0.8)
Type
B R5P
B R10P
B R15P
B R30P
L
23.0±1.5
48.0±1.5
48.0±1.5
75.0±2.5
Dimensions
millimeters
W
H
9.5±1.5
9.5±1.5
12.5±1.5
19.0±1.5
9.5±1.5
9.5±1.5
12.5±1.5
19.0±1.5
H
1
––
6.5±0.5
7.0±0.5
10.0±0.5
(P)
20
44
44
67
H
1
H
1
W
Parenthesized dimensions are for reference.
Please refrain from using these parts as a board-insertion type.
X Style (5W, 10W)
W
(15W, 20W)
L
W
Y Style
L
W
YS Style
L
W
0.85±0.1
B R10X, B R10Y, B R10YS
48.0±1.5
B R15X
B R20X
63.5±1.5
12.5±1.0
Represents the space to designate product type via character G, W, or S.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/23/09
150
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
Rectangular Type Wirewound Resistors With Glass Core
Rectangular Type Wirewound Resistors With Ceramic Core
Rectangular Type Metal Oxide Film Resistors
dimensions and construction
(continued)
Z Style (5W, 10W)
L
H
W
(15W, 20W)
1±0.5
L
H
W
Type
B R5Z
B R7Z
B R10Z
B R15Z
B R20Z
Dimensions
millimeters
L
W, H
P
15.0
+6
27.0±1.5
-2
35.0±1.5
48.0±1.5
63.5±1.5
12.5±1.0
9.5±1.0
22.5
+6
-2
35.0
+6
-2
32.5
+4
-0
47.5
+4
-0
2
1
4.5±0.5
22±
P
P
7.3±0.3
0.5
5±0.5
30±
2
1
t 0.5
t 0.5
10±0.3
2±0.4
1.5±0.2
5.0
0.5
1.5
1.5±0.4
1±0.2
3.5
0.85±0.1
1.1±0.1
H Style
(P)
W
1
Q Style
(P)
W
1
R0.65
H
3
t
øh
1
H
1
t
H
2
H
1
H
1±0.5
L
1
L
L
2
L
1
W
L
L
2
1±0.5
W
Type
B R10H
B R15H
B R20H
B R30H
B R40H
BGR15Q
BGR20Q
L
48.0±1.5
63.5±2.0
75.0±2.5
90.0±2.5
48.0±1.5
63.5±2.0
Dimensions
millimeters
L
1
L
1
4.5
25.0±1.0
7.0
10.0
7.0
W
9.5±1.0
W
1
5
6
7.5
4.75
H
9.5±1.0
12.5±1.2
19.0±1.5
12.5±1.2
H
1
6.0
+2
-0
H
2
16.5
+2
-1
H
H
2
H
3
3.2
(P)
35
32.5
t
0.4
øh
1
2.0
2.5
12.5±1.2
19.0±1.5
12.5±1.2
+2
7.5
-0
+2
21.0
-1
––
47.5
56
71
0.5
40.0±1.2
25.0±1.0
10.0
+2
-0
+2
12.0
-0
30.0
+2.5
-1.5
+2
21.0
-1
3.0
––
6.35
32.5
47.5
Parenthesized dimensions are for reference.
HA, QA Style
HB, QB Style
Type
B R10HA
P
3
(P
2
)
(P
2
)
P
3
Dimensions
millimeters
(W
2
)
W
3
K
t
1
0.6
ø4.2
(10W: ø4)
P
3
(P
2
)
W
3
(W
2
)
W
3
t1
K
(W
2
)
ø4.2
B
B
B
B
B
R15HA, B
R15HB, B
R20HA, B
R20HB, B
R30HA, B
R15QA
R15QB
R20QA
R20QB
R30HB
8.0
6.0±1.0
12.0
3.0±0.3 2.8±0.3
0.8
B R40HA, B R40HB
K
t
1
10.0
8.0±1.0
18.0
3.0±0.3 3.0±0.3
Parenthesized dimensions are for reference.
Represents the space to designate product type via character G, W, or S.
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
12/23/09
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com
151
resistors
BGR, BWR, BSR
BGR, BWR, BSR
Rectangular Type Wirewound Resistors With Glass Core
Rectangular Type Wirewound Resistors With Ceramic Core
Rectangular Type Metal Oxide Film Resistors
Temperature rise (C°)
200
Measuring
Point
Temperature rise (C°)
Temperature rise (C°)
150
100
50
0
5w
3w
2w
100
50
0
Temperature rise (C°)
Temperature rise (C°)
Temperature rise (C°)
Temperature rise (C°)
150
100
50
0
Measuring
Point
10w
7w
5w
20w
15w
150
100
50
0
Measuring
Point
150
100
50
0
Measuring
Point
Temperature rise (C°)
% Percent rated power
Temperature rise (C°)
Temperature rise (C°)
resistors
dimensions and construction
(continued)
Derating Curve
S Style
250
20w
15w
10w
7w
N Style
200
Measuring
Point
20w
15w
10w
7w
5w
3w
2w
200
Measuring
Point
E Style
A
Measuring
Point
B
200
A
B
150
150
100
50
0
10w
7w
5w
3w
2w
150
100
50
0
50
100
Load factor (%)
50
100
Load factor (%)
50
100
Load factor (%)
50
100
Load factor (%)
X Style
200
Y Style
200
YS Style
200
P Style
Measuring
Point
15w
10w
150
100
50
0
10w
7w
5w
50
100
Load factor (%)
10w
7w
5w
50
100
Load factor (%)
50
100
Load factor (%)
50
100
Load factor (%)
Z Style
200
Measuring
150 Point
100
50
0
20w
15w
10w
7w
5w
50
100
Load factor (%)
H Style
100
1W~10W
300
200
100
0
Measuring
Point
80
15W~40W
40w
30w
20w
15w
10w
60
40
20
0
-40 -20
0 20
40
25
60
70
80 100 120 140 160 180 200 220 240 260 280
155
275
Ambient temperature (
°C)
50
100
Load factor
(%)
environmental applications
Performance Characteristics
Parameter
Resistance
T.C.R.
Resistance to Solder Heat
Moisture Resistance
Endurance @ 70°C
Requirement
∆
R ±(% + 0.05Ω)
Limit
Typical
Within regulated tolerance
Within specified T.C.R.
1: BWR, BSR
2: BGR
3: BWR, BGR
5: BSR
3: BWR
5: BGR, BSR
0.8: BWR
1.7: BGR
0.9: BSR
2.4: BWR
2.55: BGR
4.5: BSR
2.4: BWR
4.25: BGR
4.5: BSR
Test Method
25°C
+25°C/-55°C and +25°C/+155°C
350°C ± 10°C for 3.5 seconds
Power rating x 1/10, 40°C, 90 - 95% RH, 1000 hours,
1.5 hr ON, 0.5 hr OFF cycle
Rated voltage, 70°C, 1000 hours, 1.5 hours ON/
0.5 hours OFF cycle
12/23/09
—
—
Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
152
KOA Speer Electronics, Inc.
• 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com