91A1A-B24-B20L Bourns Inc., 91A1A-B24-B20L Datasheet - Page 2

• Manufacturer Part Number: 91A1A-B24-B20L
• Description: POT 100K OHM 5/8" SQ 1/2W PLAS
• Manufacturer: Bourns Inc.
• Series: 91r
• Type: Potentiometerr

Specifications of 91A1A-B24-B20L

• Adjustment Type: Side Adjustment
• Resistance (ohms): 100K
• Power (watts): 0.5W, 1/2W
• Tolerance: ±20%
• Temperature Coefficient: ±1000ppm/°C
• Number Of Turns: Single
• Rotation: 300°
• Resistive Material: Conductive Plastic
• Termination Style: Through Hole
• Actuator Length: 19.05mm
• Actuator Type: Slotted Shaft
• Actuator Diameter: 6.35mm
• Package / Case: Square - 0.625" L x 0.500" W x 0.687" H (15.88mm x 12.70mm x 17.45mm)
• Track Resistance: 100kohm
• Track Taper: Linear
• No. Of Turns: 1
• Resistance Tolerance: ± 20%
• Power Rating: 500mW
• Potentiometer Mounting: Panel
• No. Of Gangs: 1
• Resistance: 100 KOhms
• Taper: Linear
• Element Type: Conductive Plastic
• Shaft Type: Slotted
• Shaft Length: 3/4 in
• Shaft Diameter: 1/4 in
• 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

Stop Strength (1/4 ” D shaft)......................................................................................................................................................................45.19 N-cm (4 lb.-in.)
Mechanical Angle ........................................................................................................................................................................................................300 ° ±5 °
Torque
Weight (Single Section, Plastic Bushing) ......................................................................................................................................................7.3 grams nominal
Weight (Single Section, Metal Bushing) ......................................................................................................................................................12.7 grams nominal
Terminals ........................................................................................................................................................Printed circuit terminals, J-Hooks or solder lugs
Marking............................................................................................................Manufacturer’s trademark, date code, resistance, manufacturer’s part number
Ganging (Multiple Section Potentiometers) ....................................................................................................................................................2 cups maximum
Hardware ............................................One lockwasher and one mounting nut is shipped with each potentiometer, except where noted in the part number.
NOTE: ALL MODEL 90 PERFORMANCE SPECIFICATIONS DO NOT APPLY TO UNITS SUBJECTED TO PRINTED CIRCUIT BOARD CLEANING PROCEDURES, EXCEPT FOR THE SEALED
VERSION (MODEL 96).
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AT ROOM AMBIENT: +25 °C NOMINAL AND 50 % RELATIVE HUMIDITY NOMINAL, EXCEPT AS NOTED.
Potentiometer Specifications
Mechanical Characteristics
Starting ....................................................................................................................................................................0.3 max. above average running torque
Running Torque
Mounting ............................................................................................................................................(Metal Bushing) 1.7-2.0 N-m (15-18 lb.-in.) maximum
Variation ................................................................................................................................................0.35 N-cm (0.5 oz.-in.) maximum in 45 ° shaft travel
(Each Additional Section)..............................................................................................................................................................................4 grams nominal
Soldering Condition ......................................................................Recommended hand soldering using Sn95/Ag5 no clean solder, 0.025 ” wire diameter.
Single or Dual Section (A ,D & R Bushings) ..............................................................................................................0.21 to 1.06 N-cm (0.3 to 1.5 oz.-in.)
Single or Dual Section (C & U Bushings) ..................................................................................................................0.14 to 1.06 N-cm (0.2 to 1.5 oz.-in.)
91, 92, 93, 94, 95, 96 - 5/8 ” Square Single-Turn Panel Control
97, 99 - 5/8 ” Square Single-Turn Panel Control with Rotary Switch
(1/8 ” D shaft) ....................................................................................................................................................................33.89 N-cm (3 lb.-in.)
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Maximum temperature 399 °C (750 °F) for 3 seconds. No wash process to be used with no clean flux.
Customers should verify actual device performance in their specific applications.
Plastic Bushing) 56-79 N-cm (5-7 lb.-in.) maximum
Specifications are subject to change without notice.