B3B-EH-A JST (JAPAN SOLDERLESS TERMINALS) Connector (Other) In Stock
JST B3B-EH-A is a 3-position wire-to-board connector with 2.5 mm pitch, rated 3 A and 250 V, operating from -25°C to +85°C. Features polarized top-entry shrouded header with crimp-style mating. Available from stock with worldwide shipping.
- Manufacturer
- JST (JAPAN SOLDERLESS TERMINALS)
- Package
- Other
- Pin Count
- 3
- Lifecycle
- OBSOLETE
- Datasheet
- B3B-EH-A Datasheet PDF
- Category
- Connector
- Price
- From $0.0394(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of B3B-EH-A?
- 2.5 mm pitch 3-position polarized top-entry shrouded header for secure wire-to-board connections
- 3 A / 250 V rating suitable for power and signal distribution in compact assemblies
- -25°C to +85°C operating range covering industrial and consumer temperature environments
- Crimp-style mating system compatible with JST EH female housing and contacts for reliable field wiring
What is B3B-EH-A used for?
The JST B3B-EH-A is widely used in consumer electronics, home appliances, and industrial control panels where a compact 2.5 mm pitch wire-to-board connection at up to 3 A is required. Its polarized shrouded design prevents mis-mating during assembly and servicing, making it popular in power supply harnesses and sensor wiring in robotics. The connector is also common in LED lighting drivers and battery management wiring looms where a reliable 250 V-rated crimp interface is needed.
What are the specifications of B3B-EH-A?
| Pbfree Code | No |
| YTEOL | 0 |
| Additional Feature | POLARIZED, TOP ENTRY, SHROUDED |
| Connector Type | BOARD CONNECTOR |
| Contact Finish Mating | NOT SPECIFIED |
| Contact Finish Termination | TIN LEAD COPPER |
| Contact Gender | MALE |
| Contact Material | NOT SPECIFIED |
| DIN Conformance | NO |
| Filter Feature | NO |
| IEC Conformance | NO |
| JESD-609 Code | e0 |
| MIL Conformance | NO |
| Mating Information | MULTIPLE MATING PARTS AVAILABLE |
| Mixed Contacts | NO |
| Mounting Style | STRAIGHT |
| Mounting Type | BOARD |
| Number Of Connectors | ONE |
| Number of Rows Loaded | 1 |
| Option | GENERAL PURPOSE |
| Terminal Pitch | 2.5mm |
| Termination Type | SOLDER |
| Total Number of Contacts | 3 |
| UL Flammability Code | 94V-0 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8536.69.40.40 |
Where can I find the B3B-EH-A datasheet?
B3B-EH-A Datasheet DownloadOfficial datasheet from JST (JAPAN SOLDERLESS TERMINALS)
What are equivalent replacements for B3B-EH-A?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What are the voltage and current ratings of the B3B-EH-A, and how do they affect circuit design choices?
The B3B-EH-A is rated for 3 A continuous current and 250 V working voltage, which covers most low-voltage DC power rails and 110/220 VAC signal lines, allowing designers to use it in both signal and moderate power distribution without de-rating concerns under normal operating conditions.
How does the -25°C to +85°C operating range of the B3B-EH-A suit industrial applications?
With a -25°C lower limit and +85°C upper limit, the B3B-EH-A meets the standard industrial temperature range, making it usable in factory automation panels, outdoor control boxes, and HVAC systems where ambient temperatures swing significantly across seasons without connector degradation.
What mating style does the B3B-EH-A use, and which JST housing is compatible?
The B3B-EH-A uses a crimp-style mating system with a top-entry polarized shrouded header accepting the JST EH series female housing. The 2.5 mm pitch and 3-position layout align with standard JST EH crimp contacts, enabling straightforward harness assembly with common crimping tools.
For a compact IoT sensor design, when should an engineer choose B3B-EH-A over a direct solder connection?
When field serviceability is required — for example replacing a sensor module without re-soldering — the B3B-EH-A's 2.5 mm pitch crimp-style connector allows quick disconnection and reconnection rated at 3 A, reducing maintenance time and the risk of PCB pad damage from repeated soldering.
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Why Buy from FindMyChip
About JST (JAPAN SOLDERLESS TERMINALS)
JST (JAPAN SOLDERLESS TERMINALS) is a leading electronic component manufacturer. FindMyChip sources JST (JAPAN SOLDERLESS TERMINALS) ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $0.2800 | $0.28 |
| 27+ | $0.2160 | $5.83 |
| 72+ | $0.0840 | $6.05 |
| 100+ | $0.0509 | $5.09 |
| 250+ | $0.0463 | $11.58 |
| 500+ | $0.0394 | $19.70 |
In Stock · 24h Response · Worldwide Shipping
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