Protection Circuit Module (PCB) for 7.4V Li-ion 18650 / 18500 Battery Packs 3.5A Working (5A cut-off) w/ Gas Gauge port

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Sale Price: $3.79

Item Number: 32056

Quantity:

Quantity Discounts

Quantity	Amount
5 to 10	$3.64
11 to 20	$3.56
21 to 59	$3.49
60 to 99	$3.41
100 or more	$3.34

Features and Benefits

Protection Circuit Board for 7.4V Li-ion and Li-polymer battery pack
Designed for 7.4V Li-ion or Li-Polymer 2 cells battery pack
Integrate gas gauge port
Prevents 7.4V Li-ion or Li-polymer battery from over-charging, over-discharging.
Fully Compatible with both Li-ion and Li-Polymer cells
Adopt RICOH 5460 protection IC
Adopt A0 8822 MOSFET

**Note: While this PCB has a gas gauge port, the gas gauge itself is not included.

Specifications

PCB Specifications (32056)

Parameter	Minimum	Typical	Maximum	Units
Overcharge Detection Voltage Threshold*	4.225	4.250	4.275	V
Overcharge Release Voltage Threshold*	4.00	4.05	4.10	V
Overcharge Detection Delay	0.7	1.0	1.3	sec.
Over-Discharge Detection Voltage Threshold*	2.3	2.4	2.5	V
Over-Discharge Release Voltage Threshold*	2.9	3.0	3.1	V
Over-Discharge Detection Delay	89	128	167	msec.
Over-Current Detection Threshold	5.0	6.5	8.0	A
Short Circuit Protection	Implemented/Active
PCB Internal Resistance (from “P+” to “P-”)		30	40	m?
Supply Current			8	µA
Operating Temperature Range	-40		85	°C
Storage Temperature Range	-40		125	°C

*Note: Individual cell values. PCB Dimensions

Length	28.8mm ± 0.5mm
Width	14.8mm ± 0.5mm
Thickness	1.9mm (3.8mm at connector) ± 0.5mm

Connection Illustration

Cautions: Because of the very high energy density, Li-Ion Battery pack must be connected to a protection circuit module to prevent accidental battery explosion caused by over-charging or over-discharging.