Home / KYS2037BH Medical Device Battery
This intelligent lithium battery pack features high-quality Panasonic cells for stable performance and long service life. Equipped with SMBus communication, LED power indicator, and multiple safety protections, it ensures reliable operation for portable, industrial, and medical electronic applications.
- Nominal Voltage: 7.2 V
- Rated Capacity: 3300 mAh
- Typical Capacity: 3450 mAh
- Internal Resistance: <200mΩ @ 1kHz at 25°C
- Max. Charge Current: 2.41 A
- Max. Charge Voltage: 8.4 V
- Max. Discharge Current: 4.0 A
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Overview
The Medical device battery adopts a compact lithium-ion battery pack structure with integrated smart management functions. Engineers assemble multiple cylindrical or prismatic cells into a regulated module. The system continuously tracks voltage, current, and temperature through an embedded control circuit. Meanwhile, the battery management system coordinates charge and discharge behavior to maintain electrical consistency. Signal interfaces transmit operational data in real time for monitoring purposes.
Materials and Cell Architecture
Manufacturers select lithium cobalt oxide or lithium nickel-based chemistries for stable electrochemical behavior. Copper foil supports the anode collector, while aluminum foil forms the cathode current pathway. A microporous separator maintains ionic movement while preventing internal short circuits. The outer enclosure uses flame-retardant polymer or reinforced aluminum housing. Additionally, insulation films isolate high-voltage sections and reduce internal leakage risk.
Electrical Assembly and Circuit Control
Technicians connect cells in controlled series-parallel configurations to match rated output design. Precision welding secures electrode tabs and minimizes resistance at joint points. After assembly, the protection board integrates MOSFET switching, voltage sampling, and thermal feedback channels. The system actively balances each cell group during operation. Furthermore, wiring harnesses include strain relief structures to stabilize mechanical connections during vibration or movement.
Thermal Regulation and Structural Design
Designers implement passive airflow channels or conductive heat spreaders to stabilize internal temperature distribution. Some configurations include sensor-triggered thermal cutoffs for abnormal condition response. The mechanical casing resists compression and isolates internal components from external impact. Maintenance access points allow inspection without full disassembly of the pack.
Standards and Compliance Control
Production follows IEC 62133, UN38.3, and ISO-based safety frameworks for lithium battery systems. Each unit undergoes electrical endurance testing, insulation resistance verification, and cycle performance evaluation. Manufacturers record batch traceability data for quality auditing. In addition, transport certification ensures compliance with international shipping regulations for lithium-based energy modules.
Product Details
Product Features
- 2S1P Removable Lithium-ion Battery Pack
- Complies with regulations in multiple regions worldwide
- Standard SMBus v1.1 interface
- Integrated LED State of Charge (SOC) indicator
- Uses Panasonic cells, boasting the highest energy density and stability on the market
- Meets JEITA charging optimization rules
- Comprehensive safety protection features, including overcharge, over-discharge, overcurrent, over-temperature, and short circuit protection
- Equipped with balancing function to effectively improve battery life
- TI Precise Battery Calculation
Product Application Areas
- Class III Medical Devices
- Precision Measuring Instruments
- Industrial Computers
- Non-destructive Testing Equipment
- Portable industrial and medical devices, etc.
Technical Parameters
| Overview | |
| Initial Shipment Capacity | 20%~30% |
| Certifications | CCE / FCC / IEC62133 / UN38.3 / PSE / UKCA / REACH / RoHS / (EU) 2023 / 1542 / GOST-R / CCC |
| Operating Temperature | 0°C ~ 50°C (Charge) -20°C ~ 60°C (Discharge) |
| Storage Temperature | -20°C ~ 50°C (Max) -20°C ~ 25°C (Recommended) |
| Electrical Performance | |
| Nominal Voltage | 7.2V |
| Rated Capacity | 3300mAh |
| Typical Capacity | 3450mAh |
| Internal Resistance | <200mΩ @ 1kHz at 25°C |
| Max. Charge Current | 2.41A |
| Max. Charge Voltage | 8.4V |
| Max. Discharge Current | 4.0A |
| Cycle Life | 500 cycles >80% of rated capacity (Test standard: CC/CV charge 1.65A/8.4V; CC discharge 0.66A to 5.0V @ 25°C) |
| Size Specifications | |
| Length | 84.5mm ± 0.3mm |
| Width | 42.0mm ± 0.3mm |
| Thickness | 22.4mm ± 0.3mm |
| Weight | 127g±10g |
| Interface |  |
