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Datasheet: M2001H (Vishay)

Adjustable Carbon Attenuators

 

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Vishay
www.vishay.com
82
Model M2001H
Vishay Draloric
Document Number 32025
Revision 27-Aug-03
Adjustable Carbon Attenuators
FEATURES
Model M2001H is for matching the characteristic impedance of
coaxial antenna cables and is suitable for antenna amplifiers of
up to 900MHz.
MECHANICAL SPECIFICATIONS
Casing: Plastic material, dust protected.
Shielded Basket/Pins: Electroplated SN, 5
.
Mounting: Fish-plates.
Adjustment: Insulated plastic shaft with screwdriver slot and
.079 inch [2mm] hexagon.
Terminals: Silver plated lugs, tinned pins.
Nominal angle of rotation: 3 (+ 3.0 - 0.5) revolutions.
6 revolutions on request.
Operating torque: .56 to 1.96 oz. in.
End stop torque: 4.97 oz. in. (7 Ncm). Fixed stop at
3 revolutions. 6 revolutions, clutch mechanism, no end stop.
Weight: .13 to .14 oz.
MATERIAL SPECIFICATIONS
Cover: Makrolon 94V2.
Shaft: Durethan 94V0.
Case: Hostaform 94HB.
Resistive Element
Carbon on laminated paper
Wiper Contact
Metal
Impedance
75 ohms, 50 ohms (60 ohms on request)
Power Rating
.25 watt
Nominal Attenuation
20dB (+ 5 - 2dB), 10dB (+ 2 - 2dB),
and Tolerance
6dB on request
Adjustable Minimum
0.5dB
Attenuation
Variation in Attenuation
Due to Frequency
up to 300MHz
0.25dB
over 300 to 900MHZ
1dB
Reflexion Attenuation
.5 to 20dB attenuation
up to 300MHz
20dB
up to 900MHz
15dB
Temperature Limits
- 25
C to + 70
C
STANDARD ELECTRICAL SPECIFICATIONS
NOTE: Typical curves for transmission and return loss available.
DIMENSIONAL CONFIGURATIONS
[in millimeters]
M2001HP1
Side View
0.748
[19.0]
0.354
[9.0]
0.138 [3.5]
0.031
[0.8]
0.138
[3.5]
0.299
[7.6]
0.984
[25.0]
0.047
[1.2]
0.157
[4.0]
0.031 x 0.01
[0.8 x 0.25]
0.157 [4.0]
End View (All Versions)
0.413
[10.5]
0.20
[5.0]
Electrical Circuit
R2
R1
R1
Top View
Slotted
Plastic
Shaft
0.098
[2.5]
.236
[6.0]
0.433
[11.0]
?
0.787 [20.0]
at Base
Flexible
Leads
www.vishay.com
83
Model M2001H
Vishay Draloric
Document Number 32025
Revision 27-Aug-03
DIMENSIONAL CONFIGURATIONS
[in millimeters]
M2001HS2
M2001HP2
M2001HP3
Side View
6
Top View
6-kt/SW 2.05 + 0.05
0.051
[1.3]
0.394
[10.0]
0.591
[15.0]
0.413
[10.5]
PCB Footprint
R2
R1
R1
Electrical Circuit
Electrical Circuit
R1
R1
R2
0.394
[10.0]
0.2
[5.0]
0.051
0.004
[1.3
0.1]
0.2
[5.0]
PCB Footprint
.236
[6.0]
0.449 [11.4]
Max.
Top View
Slotted Plastic Shaft
Side View
0.138 [3.5]
0.827
[21.0]
0.031
[0.8]
0.020
[0.5]
0.047
[1.2]
0.043
0.004
[1.1
0.1]
0.354 [9.0]
Side View
Top View
PCB Footprint
Electrical Circuit
0.394
[10.0]
0.413
[10.5]
0.591
[15.0]
0.051
0.004
[1.3
0.1]
R1
R1
R2
0.047
[1.2]
0.024
[0.6]
0.197
[5.0]
0.213
0.008
[5.4
0.2]
0.224
[5.7]
0.138
.008 [3.5
0.2]
0.748 [19.0]
0.354
[9.0]
Slotted Plastic
Shaft
0.433
[11.0]
.236
[6.0]
11
19
1.2
9
3.5
0.8
5
5.4
www.vishay.com
84
Model M2001H
Vishay Draloric
Document Number 32025
Revision 27-Aug-03
M2001HP1, M2001HS2: 250 pieces in bulk.
M2001HP2, M2001HP3: 100 pieces in plastic insert.
PACKAGING
HOW TO ORDER
10dB
20dB
20dB
DECIBELS
--
--
M2001H
M2001H
S2
MODEL
STYLE
P1, P2
P3, S2
75R
VALUE
(ohms)
75R
50R
3U
6U
3U
TURNS
--
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