91A1A-B28-B10L Bourns Inc., 91A1A-B28-B10L Datasheet - Page 5

• Manufacturer Part Number: 91A1A-B28-B10L
• Description: POT 1K OHM COND PLAST 1/2W
• Manufacturer: Bourns Inc.
• Series: 91r
• Type: Potentiometerr

Specifications of 91A1A-B28-B10L

• Adjustment Type: Side Adjustment
• Temperature Coefficient: ±1000ppm/°C
• Resistance (ohms): 1K
• Power (watts): 0.5W, 1/2W
• Tolerance: ±20%
• Number Of Turns: Single
• Rotation: 300°
• Resistive Material: Conductive Plastic
• Termination Style: Through Hole
• Actuator Length: 22.23mm
• Actuator Type: Slotted Shaft
• Actuator Diameter: 6.35mm
• Package / Case: Square - 0.625" L x 0.625" W x 0.500" H (15.88mm x 15.88mm x 12.70mm)
• Resistance In Ohms: 1.00K
• Track Resistance: 1kohm
• Track Taper: Linear
• No. Of Turns: 1
• Resistance Tolerance: ± 20%
• Power Rating: 500mW
• Resistance Min: 2ohm
• Resistance: 1 KOhms
• Taper: Linear
• Element Type: Conductive Plastic
• Shaft Type: Slotted
• Shaft Length: 7/8 in
• Shaft Diameter: 1/4 in
• Product: Precision Potentiometers & Dials
• Angle, Mechanical: 300 °
• Diameter, Shaft: 0.25 "
• Dielectric Strength: 1500 VAC
• Dimensions: 0.625"L×0.625"W×0.5"H
• Linearity: ±5 %
• Material, Element: Conductive Plastic
• Mounting Type: Panel
• Power, Rating: 0.5 W
• Resistance, Insulation: 1000 Megohms
• Resolution: Infinite
• Rotational Life: 100000 Cycles
• Temperature, Operating, Maximum: +125 °C
• Temperature, Operating, Minimum: -40 °C
• Termination: PC Pins
• Torque: 0.3 N-cm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

91 Single-Turn, In-Line PC Pins
92 Single-Turn, In-Line J-Hooks
93 Single-Turn, L-Pattern PC Pins
94 Single-Turn, L-Pattern J-Hooks
95 Single-Turn, Triangle-Pattern Solder Lugs
96 Single-Turn, In-Line PC Pins, Sealed
97 Single-Turn, L-Pattern PC Pins w/Switch
99 Single-Turn, Triangle-Pattern
W Single Knurled 1/4 ” (6.35 mm) D
B Single Slotted 1/4 ” (6.35 mm) D 16,20,24,28
C Single Flatted 1/4 ” (6.35 mm) D 24,28
D Single Plain 1/8 ” (3.18 mm) D
R Single Slotted 6 mm D
T Single Slotted 4 mm D
A Metal Plain 3/8 ” (9.53 mm) D x 3/8 ” (9.53 mm) L
C Metal Plain 1/4 ” (6.35 mm) D x 1/4 ” (6.35 mm) L
D Plastic Unthreaded 3/8 ” (9.53 mm) D
R Metal Plain 10 mm D x 9 mm L
U Metal Plain 7 mm D x 9 mm L
Solder Lugs w/Switch
x 3/8 ” (9.53 mm) L
How to Order 90 Series Panel Controls
# SECTIONS
SHAFT TYPE
1
2
Single
Dual
MODEL
91
99
BUSHING
Models 91 Thru 96 Only
All Models, 2nd Section is
a Switch in Model 99
A
C
D
APPLICABLE MODELS
ANTI-ROTATION LUG
Single .305 ” (7.8 mm) R,
90 °CW
Single .305 ” (7.8 mm) R,
270 °CW
No Lug
A
A
16,20,24
Metric 16,19,22
Metric 16,19,22
32
2
2
LENGTHS
AVAILABLE ONLY IN
(CODE)
A
A
-
-
BUSHINGS
A, D
A, D
C
R
U
A, D
B
B
(CODE)
28
28
Code Description
16
20
24
28
32
12
16
19
22
LENGTH
SHAFT
(FMS)
1/2 ”L
5/8 ”L
3/4 ”L
7/8 ”L
1 ”L
12 mmL
16 mmL
19 mmL
22 mmL
-
-
A
A
METRIC
15
15
A, C, D
A, C, D
A, C, D
A, D
A, D
U
R, U
R
R, U
AVAILABLE
BUSHING
ONLY IN
Code
/
/
R51
A15
Boldface features are Bourns standard options.
All others are available with higher minimum order quantities.
Customers should verify actual device performance in their specific applications.
(A) Linear Cermet ±10 %
(B) Linear C-P ±20 %
(H) Linear Cermet ±5 %
(E) Linear C-P ±10 %
(C) CW Audio Cermet ±10 %
(D) CW Audio C-P ±20 %
(G) CCW Audio C-P ±20 %
(S) CW Audio C-P ±10 %
(F) CCW Audio Cermet ±10 % (13) - 5 K
(T) CCW Audio C-P ±10 %
L
L
TAPER/TOLERANCE
ELEMENT TYPE
Models 91 - 96: Part number for multiple section potentiometers
must have a taper and resistance value for each section.
Models 97 & 99: Part number must contain a switch type.
Specifications are subject to change without notice.
(R51) DPST N.O./N.C. CCW Detent In-Line Term
(R50) DPST N.O./N.C. CW Detent In-Line Term
(R52) DPST N.O./N.O. CW Detent In-Line Term
(R53) DPST N.O./N.O. CCW Detent In-Line Term
(R54) DPST N.C./N.C. CW Detent In-Line Term
(R55) DPST N.C./N.C. CCW Detent In-Line Term
(R56) DPST N.O./N.C. CW Detent Horz Term
(R57) DPST N.O./N.C. CCW Detent Horz Term
(R58) DPST N.O./N.O. CW Detent Horz Term
(R59) DPST N.O./N.O. CCW Detent Horz Term
(R60) DPST N.C./N.C. CW Detent Horz Term
(R61) DPST N.C./N.C. CCW Detent Horz Term
(R70) DPDT CW Detent In-Line Term
(R71) DPDT CCW Detent In-Line Term
(R72) DPDT CW Detent Horz Term
(R73) DPDT CCW Detent Horz Term
Blank Non-Compliant
SWITCH TYPE (MODELS 97 & 99 ONLY)
L
(05) - 100
(28) -150
(06) - 200
(07) - 250
(08) - 500
(09) - 750
(10) - 1 K
(29) - 1.5 K (21) - 200 K
(11) - 2 K
(12) - 2.5 K (23) - 500 K
(13) - 5 K
(14) - 7.5 K (25) - 1 M
(15) - 10 K
(10) - 1 K
(12) - 2.5 K (20) - 100 K
(13) - 5 K
(15) - 10 K (23) - 500 K
(16) - 20 K
(17) - 25 K
(10) - 1 K
(12) - 2.5 K (20) - 100 K
(15) - 10 K
(17) - 25 K
RESISTANCE CODE
Compliant
VALUE IN OHMS
RoHS IDENTIFIER
(30) - 15 K
(16) - 20 K
(17) - 25 K
(18) - 50 K
(19) - 75 K
(20) - 100 K
(31) - 150 K
(22) - 250 K
(24) - 750 K
(18) - 50 K
(22) - 250 K
(25) - 1 M
(18) - 50 K
(22) - 250 K
(23) - 500 K
(25) - 1 M
REV. 09/06