Power Connectors

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There is a standard of power connectors coming from Power supply unit to unify the delivery of power to each circuit board.


There are two major types of connectors: Type1 (high-current) connector with 3.96mm pitch and Type2 (low-current, below 1 Ampere) with 2.54mm pitch.

Contents

Type1 connector

Type1 connector has a key/lock and can be found by part name: B2P-VH (straight) and B2P-RH (right angle). It is a nylon power connector, highly insulated. Its footprint name (in Orcad Layout) is POLCON.156/VH/TM1SQS/W.425/2.

2pin 0.156" (3.96mm) pitch connector. Yellow marks first pin.


Type2 connector

Type2 connector has a small lock and key. It is a straight plastic connector. Its footprint name (in Orcad Layout) is POLCON.100/VH/TM1SQS/W.300/2.

3pin 0.100" (2.54mm) pitch connector. Yellow marks first pin.

Power splitter connector

MOLEX4 connector has a lock and multiple keys on each pin. Model name is MF-4MA (p/n Molex 50-30-4461).

Pinout of MOLEX4 connector (male, PCB socket). Top view

Photo of MOLEX4 connector (socket and plug). Different wire colors may apply.

Battery connector

MOLEX8 connector has a lock and multiple keys on each pin. Model name is MF-8MA (p/n Molex 44472-0857).

Pinout of MOLEX8 connector. (male, PCB socket). Top view

Photo of MOLEX8 connector (socket and plug). Different wire colors may apply.

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