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文库首页行业嵌入式PCB探针工业标准规格

PCB探针工业标准规格

Probe

Test

Point

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探针规格工业标准:2.54mm，1.90mm,1.27mm，设计PCB测试点时可参考。选用不同探针规格，就设定对应的测试点

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Spring Loaded

Contacts

Contents

ATE Spring Probes

Introduction

One Part Probes

Two Part Probes

Spring Loaded Contacts

Speciﬁcations

SMT with PC Tail

SMT, no PC Tail

SMT Contact Pads

266

SPRING PROBES

All dimensions in mm.

www.harwin.com

ATE Spring Probes Speciﬁcation

Materials

Plunger

P1113CA3, P1113CV3: Brass, Gold Finish

P1113SS3: High Carbon Steel, Nickel ﬁnish

P13-0123, P19-0121, P25-0126: Steel, Gold ﬁnish

Other Two-Part Spring Probes: Beryllium Copper, Gold ﬁnish

Barrel

P25-0126: Phosphor Bronze, Gold ﬁnish

Other Probes: Brass, Gold ﬁnish

Spring

P1113xx3, P25-0126: Spring Steel, Gold ﬁnish

P13-0123: Music Wire, Gold ﬁnish

Other Two-Part Spring Probes: Stainless Steel

Sleeve

S13-503: Phosphor Bronze, Gold ﬁnish

Others: Brass, Gold ﬁnish

Packaging

Format: Loose

Electrical

Current

P1113xx3: 2A max

P13-xx23: 1.5A

Other Two-Part Spring Probes: 3A

Contact resistance

P1113xx3: 50mΩ max

P13-xx23, P19-xx21: 100mΩ max at 2/3 travel

P25-4021: 100mΩ max at 2/3 travel

P25-0822, P25-xx23: 50mΩ max at 2/3 travel

P25-xx26: 30mΩ max

Mechanical

Durability: 100,000 operations min

Full travel: See individual pages

Spring force at full travel: See individual pages

Environmental

Operating temperature: -40°C to +180°C

Plunger Head Styles

HEAD STYLE TYPICAL USE

SPEAR,

CONVEX

PCB lands and

pads, clean plated

through holes

CONVEX

RADIUS,

SPHERICAL

RADIUS

Edge ﬁngers,

some connectors;

positive contacts

without marking

or indentations

FLAT

Clean male pins,

lands and pads

CONCAVE,

CONCAVE

RADIUS

Clean leads or

clean terminal pins

HEAD STYLE TYPICAL USE

SERRATED

Slightly contaminated

leads, pin and blades;

male connector pins

STAR

PCB plated through

holes, connector

testing; self-cleaning

TULIP

General purpose;

6 outer points, one

central; self-cleaning

CROWN

Contaminated PCB

leads and pads;

self-cleaning

267

www.harwin.com

SPRING PROBES

All dimensions in mm.

ORDER CODE

P1113SS3

ORDER CODE

P1113CV3

ORDER CODE

P1113CA3

Single piece spring test probe, with a selection of head styles

for different probing surfaces.

Can be assembled as either interference ﬁt to a test jig, and

wire attached to the rear groove, or clearance ﬁt and

soldered to a PCB for electrical connection.

One-Part Test Probes

ATE Spring Probes

Mechanical

Full travel: 3.18mm

Spring force

At full travel: 0.75N

At working length (2.20mm travel): 0.54N

Suitable for a minimum pitch spacing of 3mm.

Recommended PC Board Hole: Ø2.20mm (clearance ﬁt)

or Ø2.00mm (interference ﬁt).

CONCAVE RADIUS HEAD CONVEX RADIUS HEAD CONVEX HEAD

Plunger

2.02

Ø2.55

Barrel

20.20

21.60

27.0 0

Ø2.05

Ø2.39

Ø1.02

SR3.05

Ø2.39

(2.02)

Ø1.02

Ø2.34

(2.02)

65°

Ø1.02

268

www.harwin.com

SPRING PROBES

All dimensions in mm.

ORDER CODE

P13-4023

ORDER CODE

P13-2123

ORDER CODE

P13-1123

ORDER CODE

P13-0123

ORDER CODE

S13-503

Two piece test probe – probe can be replaced when damaged

or worn out, without re-soldering to test jig.

Sleeve can be assembled as either interference ﬁt to a test

jig, and wire attached to the rear bore, or clearance ﬁt

and soldered to a PCB for electrical connection.

Slim miniature probes, suitable for mounting at 1.27mm pitch

between centres.

Two-Part Test Probes for 1.27mm Pitch

ATE Spring Probes

Mechanical

Full travel: 2.65mm

Spring force

At full travel: 1.18N

At 2/3 travel: 0.88N

CONCAVE HEAD CONVEX HEAD SERRATED HEAD

SLEEVE

Suitable for use

with 30AWG wire.

SPEAR HEAD

Recommended

PC Board Pattern

Ø0.55

90°

13.00

Ø0.68

0.90

2.65

0.90

Ø0.90

Ø1.00

90°

2.65

0.90

60°

2.65

Ø0.90

45°

3.35

Ø0.97

Ø0.86

2.50

12.75

5.00

Ø0.65

Internal

Diameter

Ø0.95

剩余15页未读，继续阅读

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