CP431520 3V 220mAh Ultra-Miniature Lithium Manganese Pouch Battery Micro-Scale Power for High-Density Electronics
- Omnergy
- 中国
- 15 days
- 750 million per year
Source the ultra-compact CP431520 3V 220mAh lithium manganese pouch battery. Only 4.3mm thick and 2g light with <2% self-discharge. Perfect for smart banking cards, micro GPS trackers, and active RFID tags.
CP431520 3V 220mAh Ultra-Miniature Lithium Manganese Pouch Battery: Micro-Scale Power for High-Density Electronics

When developing smart wearables, thin-film banking cards, or micro-IoT sensors, conventional batteries become a design bottleneck. Your circuit requires a dependable 3V output, but traditional coin cells add awkward thickness, and standard cylindrical batteries ruin your product's flat form factor.
Enter the CP431520 3V 220mAh Lithium Manganese Dioxide LiMnO2 Soft Pack Battery. Engineered with a micro-footprint of just 15mm × 20mm, a thickness of 4.3mm, and an ultra-lightweight of a mere 2 grams, this non-rechargeable pouch cell delivers localized, high-density power directly into the most space-constrained hardware architectures.
Technical Specifications of CP431520 3V 220mAh
| Core Parameter | Engineered Value |
| Model Number | CP431520 (Micro Soft Pack / Pouch Cell) |
| Chemical Formulation | Lithium Manganese Dioxide LiMnO2 |
| Nominal Voltage | 3.0V |
| Rated Capacity | 220mAh |
| Physical Dimensions | 4.3mm × 15mm × 20mm |
| Unit Weight | ~ 2.0g |
| Operating Temperature | -20°C to +60°C |
| Annual Self-Discharge Rate | ≤2% per year (at ambient room temperature) |
Full Range of Lithium Manganese Pouch Batteries
| Model | Nominal Voltage | Nominal Capacity | Standard Current | Max Continuous Current | Max Pulse Current | Max Dimensions | The Electrode Structure | Weight Approx |
| (V) | (mAh) | (mA) | ( mA) | (mA) | (mm) | (g) | ||
| CP073040 | 3 | 90 | 1 | 15 | 30 | 0.7*30*41 | Laminated | 1.3 |
| CP076045 | 3 | 230 | 2 | 100 | 150 | 0.7*60*45.5 | Laminated | 2.6 |
| CP102833 | 3 | 120 | 1 | 30 | 50 | 1.0*28.5*33.5 | Laminated | 1.2 |
| CP114752 | 3 | 540 | 1 | 100 | 200 | 1.15*47*52.5 | Laminated | 4.8 |
| CP155050 | 3 | 600 | 5 | 150 | 300 | 1.5*50*50 | Spiral | 6.5 |
| CP210619 | 3 | 25 | 0.25 | 3 | 8 | 2.1*6.5*19.5 | Laminated | 0.35 |
| CP223830 | 3 | 400 | 2 | 100 | 200 | 2.3*39*30 | Spiral | 3.6 |
| CP224147 | 3 | 900 | 1 | 500 | 1000 | 2.2*45.5*48 | Spiral | 7.5 |
| CP224642 | 3 | 920 | 2 | 50 | 90 | 2.2*46*42 | Laminated | 8.5 |
| CP301330 | 3 | 200 | 5 | 50 | 100 | 3.0*13.5*30.5 | Spiral | 2 |
| CP302752 | 3 | 950 | 5 | 300 | 500 | 3.0*27*52 | Spiral | 7.5 |
| CP302775 | 3 | 1450 | 5 | 300 | 500 | 3.0*27*75 | Spiral | 10.5 |
| CP303555 | 3 | 1350 | 5 | 500 | 1000 | 3.0*35*55 | Spiral | 10.5 |
| CP305050 | 3 | 1800 | 5 | 800 | 1200 | 3.1*50*51 | Spiral | 13.8 |
| CP332544 | 3 | 750 | 5 | 150 | 300 | 3.3*25*44 | Spiral | 6 |
| CP383047 | 3 | 1300 | 5 | 400 | 800 | 3.9*30*47 | Spiral | 9.5 |
| CP403555 | 3 | 1600 | 5 | 400 | 800 | 4.0*35*55 | Spiral | 12 |
| CP431520 | 3 | 220 | 5 | 200 | 300 | 4.3*15*20 | Spiral | 2 |
| CP451728 | 3 | 400 | 10 | 100 | 200 | 4.5*16.8*28.5 | Spiral | 3.5 |
| CP501728 | 3 | 450 | 10 | 100 | 200 | 5.0*16.8*28.5 | Spiral | 3.8 |
| CP502025 | 3 | 500 | 2 | 100 | 200 | 5.1*20*25 | Spiral | 4.5 |
| CP502030 | 3 | 600 | 5 | 150 | 300 | 5.2*20.5*30.5 | Spiral | 5 |
| CP502425 | 3 | 600 | 5 | 150 | 300 | 5.2*25*26 | Spiral | 4.8 |
| CP502440 | 3 | 1200 | 5 | 300 | 500 | 5.0*24*40.5 | Spiral | 9 |
| CP502495 | 3 | 3200 | 5 | 800 | 1600 | 5.2*24.5*95.5 | Spiral | 23 |
| CP505050 | 3 | 3000 | 10 | 1000 | 3000 | 5.0*50*51 | Spiral | 24 |
| CP505060 | 3 | 4300 | 10 | 1500 | 3000 | 5.2*51*61 | Spiral | 30 |
| CP521728 | 3 | 500 | 10 | 100 | 200 | 5.2*16.5*28.5 | Spiral | 4 |
| CP551728 | 3 | 520 | 10 | 100 | 300 | 5.5*16.8*28.5 | Spiral | 4 |
| CP583083 | 3 | 4000 | 10 | 1000 | 2000 | 5.8*30*83 | Spiral | 27 |
| CP601822 | 3 | 450 | 5 | 200 | 300 | 6.0*18*22 | Spiral | 3.8 |
| CP601967 | 3 | 1800 | 1 | 300 | 500 | 6.0*19*65 | Spiral | 13.5 |
| CP602429 | 3 | 1100 | 2 | 16.5 | 50 | 6.0*24*28.5 | Laminated | 8 |
| CP602429 | 3 | 900 | 1 | 300 | 500 | 6.0*24*28.5 | Spiral | 7 |
| CP602446 | 3 | 1600 | 5 | 400 | 800 | 6.0*24*46 | Spiral | 12 |
| CP653235 | 3 | 1800 | 5 | 800 | 1200 | 6.7*32*35 | Spiral | 13 |
| CP702030 | 3 | 900 | 1 | 300 | 500 | 7.0*20*30 | Spiral | 7 |
| CP702440 | 3 | 1600 | 10 | 500 | 1000 | 7.2*24*41 | Spiral | 11.5 |
| CP702446 | 3 | 2000 | 5 | 500 | 1000 | 7.2*25*47 | Spiral | 13 |
| CP702528 | 3 | 1100 | 5 | 300 | 500 | 7.0*25.5*28.5 | Spiral | 8 |
| CP703235 | 3 | 1800 | 5 | 800 | 1200 | 7.0*32*35 | Spiral | 13.5 |
| CP723434 | 3 | 1950 | 5 | 1000 | 2500 | 7.2*34*34 | Spiral | 14 |
| CP903083 | 3 | 6400 | 10 | 1000 | 2000 | 9.2*30*83.5 | Spiral | 43.5 |
| CP905078 | 3 | 10000 | 10 | 3000 | 5000 | 9.0*50*78 | Spiral | 70 |
| CP1003850 | 3 | 5200 | 10 | 1000 | 2000 | 10.0*38*50 | Spiral | 35 |
| CP1004040 | 3 | 4300 | 5 | 1000 | 1500 | 10.2*40.5*40.5 | Spiral | 27 |
| CP1005050 | 3 | 7500 | 10 | 1000 | 1500 | 10.5*52.5*52.5 | Spiral | 50 |
Engineering Advantages of the CP431520 Micro Cell
■ Pocket-Sized Geometry & 2-Gram Weight Profile
For hardware worn on the body or embedded within card layers, every milligram matters. At just 2 grams, the CP431520 eliminates dead weight entirely. Its flexible aluminum-laminated soft packaging layout lets it slide into tight structural cavities where traditional rigid casings simply cannot fit.
■ Industry-Leading Shelf Life: <2% Annual Self-Discharge
Micro-devices often require long periods of shelf storage or extended deep-sleep intervals between data bursts. Our high-purity chemical matrix keeps passivating layers minimal, ensuring an incredibly low internal self-discharge rate under 2% per year. Your product remains fully operational even after years in standby.
■ Consistent 3V Delivery Across Climate Extremes
Miniaturization shouldn't mean fragile performance. The CP431520 operates confidently across a broad temperature scale from -20°C up to +60°C, preventing voltage drop-offs during sudden temperature shifts in remote asset tracking or outdoor sensor deployments.
Targeted B2B Applications & System Integration
Because of its exceptionally small 15×20mm footprint, the CP431520 is specified globally for specialized micro-hardware use cases:
FinTech & Smart Cards: Fits flawlessly within the laminated structure of next-gen smart banking cards, secure hardware tokens, and dynamic CVV displays.
Micro-Asset Tracking: The ideal choice for miniaturized GPS tracking and positioning systems used for discreet high-value asset protection.
Smart Logistics & RFID: Provides the burst current needed for ultra-small Active RFID tags and wireless proximity beacons.
Medical Machinery & Clinical Wearables: Safely powers portable smart diagnostic tools, patches, and portable smart instruments.
Security & Automation: Reliable, long-term power for micro wireless remote controllers and flat security alarm sensors.
Industrial Monitoring & Backups: Provides localized power for industrial utility meters and essential memory backup support power supplies (RAM/CMOS).
FAQ
Q: Why should a hardware engineer select the CP431520 pouch cell over a standard CR1220 button cell?
A: While a CR1220 coin cell takes up less surface area, its rigid steel body concentrates weight and thickness in a way that makes it impossible to integrate into flat profiles like smart banking cards or thin wearable patches. The CP431520 soft pack spreads its 220mAh capacity across an ultra-flat, flexible 4.3mm architecture weighing only 2g, allowing for smooth, flat product integration without awkward physical bulges.
Q: Is the CP431520 battery stable enough to protect sensitive memory data in industrial meters?
A: Absolutely. Thanks to its exceptionally low annual self-discharge rate of less than 2% and solid-state-like chemical stability, the CP431520 acts as a highly dependable CMOS/RAM memory backup power supply, protecting critical systems during primary power loss across a wide temperature range of -20°C to +60°C.
Secure Your Production Supply Chain: Factory-Direct B2B Orders
When scaling precision electronic hardware, component uniformity is critical. We provide batch-certified, fully verified CP431520 primary lithium pouch cells with customizable tab alignments to interface perfectly with your automated surface-mount or manual soldering production lines.








