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参数资料
| 型号： | 53AAD-B28-S17L |
| 厂商： | Bourns Inc. |
| 文件页数： | 3/3页 |
| 文件大小： | 0K |
| 描述： | POT 25K OHM 1/2" SQ 1/4W PLAS |
| 产品变化通告： | Plastic Change 24/Jun/2011 |
| 标准包装： | 45 |
| 系列： | 53 |
| 电阻（欧姆）： | 25k |
| 功率（瓦特）： | 0.25W，1/4W |
| 容差： | ±10% |
| 温度系数： | ±1000ppm/°C |
| 匝数： | 单路 |
| 旋转： | 290° |
| 调节型： | 侧面调节 |
| 电阻材料： | 导电塑料 |
| 端接类型： | 焊片 |
| 触动器长度： | 0.875"（22.22mm） |
| 触动器类型： | 开槽轴 |
| 触动器直径： | 0.250"（6.35mm） |
| 尺寸 - 主体： | 方形 - 0.350" L x 0.492" W x 0.522" H（8.89mm x 12.50mm x 13.25mm） |
| 安装类型： | 通孔 |
| 包装： | 散装 |
51/53 - Sealed 1/2 ” (12.5 mm) Square Control
Shaft/Bushing Styles
9.53
A Style Bushing
How To Order
(.375)
3/8-32UNEF-2A
1.60 ± 0.25
OPT.
(.063 ± .010)
1.194 ± 0.10
(.047 ± .004)
OPT.
STD. LENGTH ‘L’
.500 (12.7)
.625 (15.88)
.750 (19.05)
.875 (22.23)
1.000 (25.4)
51
A
A
D
-
B
28
-
A
15 / A15
Part number for multiple
section potentiometers
must have a taper
and resistance value
for each section.
L
6.35
(.250)
SHAFT
9.53
(.375)
BUSHING
RoHS IDENTIFIER
L
Compliant
3.18
(.125)
6.35
(.250)
1/4-32UNEF-2A
6.35
SHAFT BUSHING
(.250)
0.79 ± 0.25
OPT.
(.031 ± .010)
0.79 ± 0.10
OPT.
(.031 ± .004)
C Style Bushing
STD. LENGTH ‘L’
.375 (9.53)
.500 (12.7)
.625 (15.88)
.750 (19.05)
.875 (22.23)
1.000 (25.4)
MOUNTING BRACKET/
ANTI-ROTATION LUG
Code Description
A AR Lug 90 °CW
D No AR Lug or Bracket
ELEMENT TAPER
TYPE/TOLERANCE
Code Description
(A) Linear Cermet ±10 %
(H) Linear Cermet ±5 %
RESISTANCE
(CODE)
VALUE IN OHMS
(28) — 150 (14) — 7.5 K
(06) — 200 (15) — 10 K
(07) — 250 (30) — 15 K
(08) — 500 (16) — 20 K
(09) — 750 (17) — 25 K
L
Front Bracket
(10) — 1 K (18) — 50 K
9.53
(.375)
MAX. FLAT LENGTH
1.52 ± 0.25
OPT.
(.060 ± .010)
15.88
(.625)
A Style Bushing -
Flatted Shaft
STD. LENGTH ‘L’
M
N
Rear Bracket
Front and Rear Bracket
(29) — 1.5 K (19) — 75 K
(11) — 2 K (20) — 100 K
(12) — 2.5 K (23) — 500 K
(13) — 5 K (25) — 1 M
.625 (15.88)
(B)
Linear C-P ±20 %
(10) — 1 K (18) — 50 K
.750 (19.05)
.875 (22.23)
# SECTIONS/DETENTS
Code Description
(E)
Linear C-P ±10 %
(12) — 2.5 K
(13) — 5 K
(20) — 100 K
(22) — 250 K
6.35
(.250)
3/8-32UNEF-2A
9.53
SHAFT BUSHING
(.375)
5.49 ± 0.10
(.216 ± .005)
OPT.
1.000 (25.4)
A
B
E
F
Single No Detent
Double No Detent
Single w/Center Detent
Double w/Center Detent
(C)
CW Audio Cermet
±10 %
(15) — 10 K (23) — 500 K
(16) — 20 K (25) — 1 M
(17) — 25 K
(10) — 1 K (18) — 50 K
(12) — 2.5 K (20) — 100 K
(F)
CCW Audio Cermet
(13) — 5 K (23) — 500 K
8.0
(.315)
1.52 ± 0.25
(.060 ± .010)
0.79 ± 0.10
S Style Bushing
STD. LENGTH ‘L’
.630 (16.0)
.866 (22.0)
.984 (25.0)
BUSHING CONFIGURATION
Code Description
A 3/8 ” D x 3/8 ” L
1/4 ” D x 1/4 ” L
C
(D)
(S)
±10 %
CW Audio C-P ±20 %
CW Audio C-P ±10 %
(15) — 10 K (25) — 1 M
(17) — 25 K
(10) — 1 K (18) — 50 K
(12) — 2.5 K (20) — 100 K
(13) — 5 K (22) — 250 K
(15) — 10 K
(23) — 500 K
M6 X .075-6g
(.031 ± .004)
R
S
10 mm D x 9.5 mm L
6 mm D x 8 mm L
(G)
CCW Audio C-P
(17) — 25 K (25) — 1 M
(10) — 1 K (18) — 50 K
3.0
(.118)
SHAFT
6.0
(2.36)
BUSHING
U
7 mm D x 8 mm L
(T)
±20 %
CCW Audio C-P
(12) — 2.5 K (20) — 100 K
(13) — 5 K (22) — 250 K
±10 %
(15) — 10 K (23) — 500 K
8.0
(.315)
1.52 ± 0.25
(.060 ± .010)
U Style Bushing
STD. LENGTH ‘L’
MODEL
Code Description
51 PC Pins (.100 ” centers)
(Y)
CW Dual Audio
Taper C-P ±20 %
(17) — 25 K (25) — 1 M
(10) — 1 K (18) — 50 K
(12) — 2.5 K (20) — 100 K
(13) — 5 K (22) — 250 K
0.79 ± 0.10
.630 (16.0)
.866 (22.0)
.984 (25.0)
53
Solder Lugs
(15) — 10 K (23) — 500 K
(17) — 25 K (25) — 1 M
(.031 ± .004)
M7 X .075-6g
4.0
(.157)
SHAFT
7.0
(2.75)
BUSHING
AVAILABLE ONLY IN
SHAFT
AVAILABLE
SHAFT TYPE BUSHINGS LENGTHS
LENGTH
ONLY IN
Code
Description Code Description
(FMS)
BUSHING
9.5
(.374)
1.80 ± 0.25
(.071 ± .010)
R Style Bushing
STD. LENGTH ‘L’
.630 (16.0)
.866 (22.0)
.984 (25.0)
B
C
E
R
T
Single Slotted 1/4 ”D A 24,28
Single Flatted 1/4 ”D A 20,24,28,32
Single Slotted 1/8 ”D C 12,16,20, 24,28
Single Slotted 6 mmD R 16,22, 25
Single Slotted 4 mmD U 16,22, 25
Code Description
12 3/8 ”
16 1/2 ”
20 5/8 ”
24 3/4 ”
28 7/8 ”
Code
C
A, C
A, C
A, C
A, C
1.00 ± 0.10
U
Single Slotted 3 mmD S
16 ,22,25
32
1”
A, C
(.039 ± .004)
Metric
6.0
(.236)
M10 X 0.75-6g
10.0
SHAFT BUSHING
(.394)
16 16 mm
22 22 mm
25 25 mm
R, S, U
R, S, U
R, S, U
DIMENSIONS:
MM
(INCHES)
Boldface features are Bourns standard options. All others are available with higher
minimum order quantities.
REV. 05/13
Speci?cations are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their speci?c applications.
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