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110
JACKS AND PLUGS
MINIATURE PHONE JACKS PHONE: 773 792-2700
* Please visit the product pages on our website for the most up-to-date product information
.141" MINIATURE PHONE JACKS
41
42A
142A
PC142A
TINI-JAX ? MINIATURE PHONE JACKS,
NUMBERS 41, 42A, 43A
Tini-Jax 2-conductor phone jacks, (for limited space
connecting, mate with miniature phone plugs having .141 "
diameter fingers and compatible tip shape) are 1/3 the size of
Littel-Jax ? and weigh less than 1/8 ounce. Notched insulators
interlock internal parts. Unique tip spring shape mates with
Switchcraft Tini-Plug ? phone plugs. Mounting hole: .250"
diameter in panels up to .125" thick (mounting hardware
supplied). For insulated mount, order two washers separately,
Number S1564 (swedged fiber washer .312" diameter
mounting hole) and number S2207 (flat phenolic washer).
SPECIFICATIONS
MECHANICAL
Life: 5,000 insertion/withdrawal cycles, minimum.
ELECTRICAL
Contact Resistance: .075 ohms maximum.
Insulation Resistance: 5,000 M ? minimum.
Dielectric Withstanding Voltage: 250 V AC maximum.
Contact Rating: .25A, 48 V DC.
MATERIAL
Mounting Bushing: Nickel-plated copper alloy.
Insulating Spacers: Rigid plastic.
Springs: Special copper alloy.
Sleeve Terminal: Tin-plated copper alloy.
Hardware: Supplied with one, Number P11501
nickel-plated copper alloy locknut, and one,
Number S17901 nickel-plated steel flat washer.
TINI-D-JAX ? MINIATURE ENCLOSED
PHONE JACKS, NUMBERS 142A, PC142A
Tini-D Jax uses Hi-D Jax ? construction and mounts on .375"
centers. Weight: 3.6 grams. Number 142A mounts through .25"
diameter hole in chassis/panel up to .125" thick. Four standoff
dimples can be molded into housing to reduce
effective length of bushing to .187" (special order).
Number PC142A has special spring terminals for “snap-in”
mounting to PC boards up to .125" thick - ready for hand,
wave or dip-soldering.
SPECIFICATIONS
MECHANICAL
Life: 5,000 insertion/withdrawal cycles, minimum.
Insertion/Withdrawal: 15 ounce minimum,
40 ounce maximum, insertion. 12 ounce minimum,
25 ounce maximum, withdrawal.
ELECTRICAL
Contact Resistance: .10 ohms maximum.
Dielectric Withstanding Voltage: 250 V AC maximum.
Shunt Tension: 100 grams minimum.
MATERIAL
Housing: Molded plastic.
Mounting Bushing: Plated copper alloy.
Tip Spring: Plated copper alloy, bifurcated.
Shunt Springs: Plated copper alloy.
Sleeve Bracket: Plated steel.
Insulator: Rigid plastic.
Hardware: Number 142A supplied with one, Number P1975
nickel-plated copper alloy locknut, and one, Number S3997
nickel-plated steel flat washer.
Typical
Part
Jack
Mating
Number
41
42A
43A
142A
PC142A
Description
Open circuit
Shunted (closed circuit)
Special transfer circuit
Shunted (closed circuit)
Shunted (closed circuit)
Schematic 1
I
III
Note 3
III
III
Plug 2
750
750
750
750
750
1. See jack schematics, pages 79 and 80.
2. See Plugs Section for mating information.
3. When inserted, plug tip contacts “make” tip spring. Further insertion allows
tip to short “make” tip spring and tip spring together. Full insertion opens
tip shunt circuit.
DIMENSIONS ARE FOR REFERENCE ONLY
www.switchcraft.com
Inch
(mm)
? Registered trademark of Switchcraft, Inc.
Note: Contact your Switchcraft Representative for price and delivery
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