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.141" MINIATURE PHONE JACKS

1. TINI-JAX® MINIATURE PHONE JACK 41
2. TINI-JAX® MINIATURE PHONE JACK 42A
3. TINI-D-JAX® MINIATURE ENCLOSED PHONE JACK 142A
4. TINI-D-JAX® MINIATURE ENCLOSED PHONE JACK PC142A

click here to download a schematic drawing
(you will need to have Adobe Acrobat installed on your system to do this)

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 inch 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 inch diameter in panels up to .125 inches thick (mounting hardware supplied). For insulated mount, order two washers separately, Number S1564 (swedged fiber washer .312 inch 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(omega) 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.

Part Number
Description Jack Schematic¹ Typical Mating Plug²

41
Open circuit
I
750

42A
Shunted (closed circuit)
III
750

43A
Special transfer circuit
Note 3
750

142A
Shunted (closed circuit)
III
750

PC142A Shunted (closed circuit) III 750

¹ See jack schematics, pages 65 and 66.
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.

TINI-D-JAX® MINIATURE ENCLOSED
PHONE JACKS, NUMBERS 142A, PC142A
Tini-D Jax uses Hi-D Jax® construction and mounts on .375 inch centers. Weight: 3.6 grams. Number 142A mounts through .25 inch diameter hole in chassis/panel up to .125 inches thick. Four standoff dimples can be molded into housing to reduce effective length of bushing to .187 inches (special order). Number PC142A has special spring terminals for "snap-in" mounting to PC boards up to .125 inches 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: Steel, cadmium-plated.
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.

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Part Number	Description	Jack Schematic¹	Typical Mating Plug²
41	Open circuit	I	750
42A	Shunted (closed circuit)	III	750
43A	Special transfer circuit	Note 3	750
142A	Shunted (closed circuit)	III	750
PC142A	Shunted (closed circuit)	III	750
¹ See jack schematics, pages 65 and 66. 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.