Ultra-small Membrane Mobile Phone Tact Switch
Part Number: KAN0342-00851C010-378
The KAN0342-00851C010-378 is a 3 × 3 × 0.85 mm surface-mount membrane tact switch with an ultra-small footprint and a polyimide film over the contact. It surface-mounts to a PCB, gives a defined key response at 260 gf, and is rated for 100,000 operating cycles. ISO 9001 and IATF 16949 certified, RoHS compliant, and shipped factory-direct from our Shenzhen, Wenzhou and Hubei plants.
Key Features
- Ultra-small 3 × 3 mm footprint, 0.85 mm low profile
- Polyimide-film membrane over the contact, no protruding stem
- 4-terminal surface-mount for tight mobile-device layouts
- 260 ± 50 gf key response with a short 0.20 mm travel
- 100,000-cycle rated life, –20 °C to +70 °C operating range
Applications
SPECIFICATIONS
| Part Number | KAN0342-00851C010-378 |
|---|---|
| Switch Type | Tactile switch (membrane, momentary) |
| Circuit | 1 pole 1 throw (SPST-NO) |
| Mounting Style | Surface-mount (SMD), 4-terminal |
| Body Size | 3.0 × 3.0 × 0.85 mm |
| Operating Force | 260 ± 50 gf |
| Travel | 0.20 ± 0.1 mm |
| Return Force | 20 gf min |
| Stop Strength | 30 N |
| Stem Strength | 20 N min |
| Electrical Rating | DC 12 V, 50 mA (max) |
| Contact Resistance | ≤100 mΩ |
| Insulation Resistance | ≥100 MΩ at DC 250 V |
| Dielectric Strength | 250 VAC, 1 min |
| Bounce | ≤10 ms |
| Electrical Life | 100,000 cycles |
| Operating Temperature | –20 °C to +70 °C |
| Storage Temperature | –40 °C to +85 °C |
| Housing Material | LCP |
| Contact Material | SUS, silver-plated |
| Terminal Material | Brass, silver-plated |
| Film | Polyimide |
| RoHS | Compliant |
| Compliance | ISO 9001 & IATF 16949 certified facility |
| Packaging | Tape & reel |
Typical Applications
This ultra-small membrane tact switch fits mobile devices and other space-constrained builds: mobile devices, consumer electronics, wearables, and remote controls. The 0.85 mm profile and polyimide-film membrane give a light, low-travel key press with no protruding stem.
PART NUMBER KEY
MECHANICAL DRAWING
Units: mm
Tolerance: ±0.2mm
Unless otherwise specified
|
NO. |
NAME |
MATERIAL |
QTY. |
FINISHING |
|---|---|---|---|---|
1 |
Terminal |
Brass |
4 |
Silver plating |
2 |
Case |
LCP |
1 |
Black |
3 |
Contact |
SUS |
1 |
Silver plating |
4 |
Paster |
Polyimide |
1 |
Yellow |
| ILLumination |
No |
|---|---|
| IP Rating |
No IP Rating |
| Height (mm) |
0.85 |
| Length (mm) |
3 |
| Width (mm) |
3 |
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Request free samples: 1–50 pcs, shipped in 4 days. Validate fit and feel before you commit to volume.
Get in Touch
Tel
+86 15875498257
+ 86 15875498257
sales001@swiclick.com
Address
R.m 25D1, Block C, No 2070, Keji Dianzi Building, Shennan Zhong Rd., Futian Dist., Shenzhen, China
WE PROMISE
Send us your model, quantity, and application, and you’ll hear back from our engineers within hours, with technical datasheets and an NDA on request.
Free samples (1–50 pcs) ship in 4 days, and standard products in 7–15 business days, all built under ISO 9001 and IATF 16949 quality systems by a switch manufacturer with 30+ years of in-house tooling and production.
Our team can help you select the perfect configuration.
