ENA1D-B28-M00100L View Datasheet(PDF) - Bourns, Inc
Part Name
Description
Manufacturer
ENA1D-B28-M00100L Datasheet PDF : 3 Pages
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EN - Rotary Optical Encoder
Dimensional Drawings
2.54
(.100)
TYP.
Optional
18.5
Radial Leads
(.73)
.635
(.025)
SQ.
6.35
(.250)
15.88
(.625)
6.342 + .000/ – .0076 DIA.
(.2497 + .000/ – .0003)
3/8-32 UNEF
9.525
(.375)
8.636
(.34 )
1/4-32 UNEF
3.167 + .000/ – .0076 DIA.
(.1247 + .000/ – .0003)
Bushing Style C
10.32 + .000/ – .0508
(.4062 + .000/ – .002) DIA.
9.53
(.375)
7.14 + .000/ – .0508
(.281 + .000/ – .002) DIA.
9.53
(.375)
1.37
(.054)
2.36
(.093)21.21
(.835)
9.53
(.375)
R.
.254 ± .076
(.010 .003)
9.53
(.375)
1.57
3/8-32 UNEF
(.062)
6.342 + .000/ – .0076 DIA.
(.2497 + .000/ – .0003)
1.57
1/4-32 UNEF
(.062)
3.167 + .000/ – .0076 DIA.
(.1247 + .000/ – .003)
.787 ± .254
(.031 ± .010)
Bushing Style A
Bushing Style S
(Ball Bearing)
Bushing Style T
(Ball Bearing)
Anti-rotation Lug
View
TERMINATION DIAGRAM
CHANNEL A
CHANNEL B
GROUND N.C.
Vcc
1.57
(.062)
21.8
(.86)
1.57
(.062)
1.57
(.062)
3.167 + .000/ – .0076 DIA.
(.1247 + .000/ – .003)
Optional
Radial Leads
-A
+
B
19.05 ± .0127 DIA.
(.7500 ± .0005)
22.2 + .0127 / – .1270 DIA.
(.875 + .0005 / – .0050)
Servo Mount Style W (Ball Bearing)
Consult factory for options not shown,
including:
• Wire lead or cable options
• Connectors
• Non-standard resolutions
• Special shaft/bushing sizes and
features
• Special performance characteristics
• PCB mounting bracket
6.34
(.2497)
5.54
SHAFT
LENGTH
SHAFT FLAT
LENGTH
(DIM. F)
F
(.218)
12.7
2.54
(.050)
(.100)
15.9
(.625)
5.08
(.200)
19.1
(.750)
8.25
(.325)
22.2
(.875)
9.65
(.380)
Shaft End Style C
11.13
(.438)
2.54
(.100)
4
PLCS.
4.14
(.163)
18.11
(.713)
0.99
9 PLCS.(.039) DIA. MIN.
6.99
2 PLCS.(.275)
Recommended Board Layout
with Bracket
Bushing with Bracket
Axial Ribbon Cable Option
Radial Leads
—A +B
Radial Ribbon Cable Option
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Ribbon Cable Option Detail
Connector
Pinout
5
4
3
2
1
Connector
Pinout
5
4
3
2
1
DIMENSIONS:
MM
(INCHES)
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