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OiD553436N640 3.7V 640mAh 1C Discharge 500 Cycles Li-ion Battery

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OiD553436N640 3.7V 640mAh 1C Discharge 500 Cycles Li-ion Battery

Brand Name : OiD

Model Number : OiD553436N640

Certification : Compliant with solid-state Li-ion battery standards: GB/T 18287-2013, IEC 61960, UL 1642 RoHS compliant

Place of Origin : China

MOQ : 100pcs

Name : Lithium Ion Battery

Battery Type : 3.7V, 640mAh Rechargeable

ODM : Free custom design for packs

High Energy Density : 250-300Wh/kg

Superior Cold Weather Performance : Reliable in Extreme Cold (-20°C to 60°C)

Cycle Life : 500+ cycles

Charging/ Discharging : 1C/ 1C

Flexible Form Factor : Thin, Customizable Pouch Design Lithium Ion Battery

Price : $0.5 ~ $100.0 / pcs

Delivery Time : 3 ~ 7 days for storage

Payment Terms : TT, L/C, Western Union

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Product Name

OiD553436N640 Rechargeable Lithium-ion Polymer Battery

Advantages

High energy density (640mAh typical capacity) with stable performance
Built-in protection circuit (overcharge/discharge/short-circuit prevention)
Lightweight (13.0g) and compact design
Compliant with solid-state lithium battery standards

Specifications

Parameter	Value
Nominal Voltage	3.7V
Typical Capacity	640mAh (0.2C discharge)
Minimal Capacity	≥620mAh
Charging Voltage	4.2V
Discharge Cut-off Voltage	3.0V
Standard Charging Current	0.2C (128mA)
Max Charging Current	1.0C (640mA) at 20°C–45°C
Max Discharge Current	1.0C (640mA) at 25°C–60°C
Battery Impedance	≤160mΩ
Weight	Approx. 13.0g
Shipment Voltage	3.90±0.05V

Cycle Life

Condition	Performance
500 cycles (0.2C, 23±2°C)	Capacity retention ≥80%
28-day storage (20±5°C, 50% SOC)	Capacity recovery ≥85%

Discharge Curve

Operating Temperature Range

Mode	Temperature Range	Current Limit
Charging	0°C to 45°C	0.2C (0°C–10°C)
		0.5C (10°C–20°C)
		1.0C (20°C–45°C)
Discharging	-20°C to 60°C	0.2C (-20°C–0°C)
		0.5C (0°C–25°C)
		1.0C (25°C–60°C)

Certifications

Compliant with Li-ion battery standards: GB/T 18287-2013, IEC 61960, UL 1642
RoHS compliant

Key Features

Pet Li-ion Battery compatible (ideal for low-power pet devices like trackers)
Integrated NTC for temperature monitoring
Customizable connector (e.g., Molex 5013300300)

Applications

Wearable devices
Medical equipment
IoT sensors
Pet Li-ion Battery applications (e.g., smart pet collars, GPS trackers)

OiD553436N640 3.7V 640mAh 1C Discharge 500 Cycles Li-ion Battery

Usage Warnings & Precautions

Avoid short-circuiting terminals.
Do not expose to temperatures beyond -20°C–60°C.
Discontinue use if swelling, leakage, or odor occurs.

Storage Guidelines

Temperature	Duration	Capacity Retention
-10°C to 25°C	12 months (50% SOC)	≥85%
-10°C to 45°C	6 months (50% SOC)	≥85%

Warranty & Disclaimer

12-month warranty from shipment date.
Misuse voids warranty.

Product Tags:

3.7v 2a lithium battery

3.7v lithium ion battery

1c 2a lithium battery

OiD553436N640 3.7V 640mAh 1C Discharge 500 Cycles Li-ion Battery Images

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