CR2050PH 3V 380mAh Lithium Manganese Dioxide Battery
- Omnergy
- China
- 15 days
- 750 million per year
Source heavy-duty CR2050PH 3V 380mAh lithium coin cells. Features 'PH' high-capacity matrix and a -20°C to 70°C thermal range engineered for long-life automotive smart keys.
CR2050PH 3V 380mAh Lithium Manganese Dioxide Battery: The Supreme Endurance Reserve for Advanced Automotive Systems
When Standard Fob Batteries Fall Short: Why Engineers Choose the 2050 Profile
As automotive smart keys evolve beyond simple entry clickers into multi-functional command hubs—featuring continuous Ultra-Wideband (UWB) proximity tracking, passive keyless entry (PKE), and dynamic sub-GHz two-way data relays—energy demands have skyrocketed. Standard thin coin cells force hardware designers into a corner, resulting in frequent battery replacements and premature low-voltage warnings.
The CR2050PH rewrites the playbook. The "PH" moniker stands for Power High (High Capacity). By leveraging the thicker 5.0mm physical architecture and injecting a specialized, hyper-dense 380mAh chemical matrix, this automotive-grade power cell delivers a massive energy reservoir, ensuring your premium remote systems remain operational long after standard cells fade.
Technical Specifications Matrix of CR2050PH 3V 380mAh
| Parameter | Specification | Industrial Relevance for B2B Procurement |
| Model | CR2050PH (High Capacity) | High-volume drop-in upgrade for deep-cavity CR2050 battery slots |
| Chemistry | Lithium Manganese Dioxide (Li/MnO2) | Superior voltage stability, zero toxic heavy metals, 10-year shelf life |
| Nominal Voltage | 3.0V | Rigid discharge plateau guarantees long-range RF signaling power |
| Nominal Capacity | 380mAh | Massive energy density optimized for years of autonomous operation |
| Operating Temperature | -20°C to 70°C | Strict car-grade climate defense against harsh thermal cycling |
| Dimensions | 20.0mm (Diameter) × 5.0mm (Height) | Ruggedized physical casing to resist high-vibration environments |
PH Series High-Capacity Lithium-Manganese Button Cell Batteries
| Model | Nominal Voltage (V) | Nominal Capacity (mAh) | Nominal Current (mA) | Maximum Continuous Current (mA) | Maximum Pluse Current (mA) | Max Dimension (mm) | Weight (g) |
| CR1620PH | 3 | 80 | 0.1 | 4 | 10 | Φ16.0X2.0 | 1.3 |
| CR1632PH | 3 | 1 40 | 0.2 | 4 | 10 | Φ16.0X3.2 | 2.0 |
| CR2016PH | 3 | 85 | 0.1 | 6 | 10 | Φ20.0X1.6 | 2.0 |
| CR2025PH | 3 | 165 | 0.2 | 6 | 18 | Φ20.0X2.5 | 2.7 |
| CR2032PH | 3 | 245 | 0.2 | 6 | 18 | Φ20.0X3.2 | 3.2 |
| CR2050PH | 3 | 380 | 0.4 | 6 | 18 | Φ20.0X5.0 | 4.7 |
| CR2430PH | 3 | 300 | 0.2 | 8 | 28 | Φ24.5X3.0 | 4.5 |
| CR2450PH | 3 | 620 | 0.4 | 8 | 28 | Φ24.5X5.0 | 6.9 |
| CR3032PH | 3 | 550 | 0.4 | 10 | 35 | Φ30.0X3.2 | 6.9 |
| CR3832PH | 3 | 950 | 0.8 | 20 | 75 | Φ38.0X3.2 | 11.5 |
| CR2477PH | 3 | 1050 | 0.6 | 8 | 28 | Φ24.5X7.7 | 10.5 |
Strategic Value Pillars of 380mAh Lithium Manganese Dioxide Battery
1. Disruptive "PH" 380mAh High-Density Formula
While typical consumer-tier button cells maximize profitability by limiting material density, our PH engineering optimizes the internal active material compression ratio. This results in a heavy-duty 380mAh capacity capable of effortlessly absorbing rapid, high-amplitude pulse currents required for encrypted multi-frequency automotive handshakes without inducing internal voltage sag.
2. Automotive-Grade Environmental Hardening (-20°C to 70°C)
Vehicle components are subjected to brutal climate shifts. Locked in a blistering dashboard tray under direct desert sunlight or frozen solid inside a car door during a sub-zero winter freeze, the CR2050PH relies on an advanced, low-volatility electrolyte formulation that maintains steady chemical kinetic speeds, wiping out weather-induced signal loss.
3. Reinforced Dual-Crimp Leak-Proof Security
Modern automotive fobs represent a steep financial investment for OEMs and end-consumers alike. To guard complex internal PCBs from structural harm, the CR2050PH is built with an automated, ultra-precise hermetic sealing ring and an anti-oxidation chassis plating, keeping the structural leakage rate down to a strict near-zero benchmark.
Primary Application Environments
Advanced Automotive Systems: Long-life Passive Entry Passive Start (PEPS) transponders, heavy-duty fleet tracking modules, Ultra-Wideband (UWB) smart keys, and remote immobilizer remotes.
Industrial IoT Infrastructure: High-frequency environmental sensor arrays, long-range active RFID cargo beacons, and smart grid utility tracking hardware.
Security & Enterprise Telecom: Biometric building access badges, facility tracking networks, and medical device hardware requiring extended maintenance-free life.
Frequently Asked Questions
What does the "PH" indicate on the CR2050PH battery? The "PH" stands for Power High / High Capacity. It represents our specialized industrial grade where the cell's chemical structure is densely packed to deliver an enhanced 380mAh capacity, specifically optimized to withstand heavy pulse-current draws without experiencing premature life decay.
Why choose a CR2050PH over a more common, thinner coin cell? The CR2050PH offers a significantly thicker 5.0mm profile, which allows it to hold a much larger 380mAh volume of active materials. For high-drain systems like automotive smart keys running constant proximity handshakes, this provides up to double the total operational lifespan of standard, low-profile coin cells.
Secure Your Wholesale Global Supply Chain
We specialize in supplying high-performance micro-power components to global Tier-1 automotive manufacturers, security hardware developers, and industrial IoT innovators. We provide bulk industrial tray layouts optimized for automated factory assembly lines, as well as customized retail blister configurations. Every batch is certified under UN38.3, MSDS, and international air/maritime transport regulations.
