TitanCharge 20K High-Capacity Portable Power Station
A high-density 20,000mAh portable energy storage system featuring USB-C Power Delivery, intelligent fast charging, and an integrated digital status display.
Level: system
Created: April 7, 2026
Engineering Artifacts (1)
Requirements (1)
Requirements — TitanCharge 20K High-Capacity Portable Power Station Requirements [general]
- Offer a high‑capacity portable power solution for consumer electronics.
- Achieve $5 million annual revenue within 24 months of product launch.
- Comply with applicable safety and electromagnetic regulations.
- Support global market entry with CE, UL, and RoHS certifications.
- Provide 20 000 mAh (70 Wh) energy storage using Li‑ion cells with a nominal voltage of 3.7 V.
- Supply USB‑C Power Delivery up to 100 W (20 V × 5 A) and USB‑A Fast‑Charge up to 18 W (5 V × 3.6 A).
- Integrate a 2.2‑inch LCD showing battery percentage, voltage, current, remaining runtime, and charging status.
- Implement a fast‑charging algorithm that accepts up to 65 W input while maintaining cell health.
- Encapsulate the system within a compact housing ≤150 mm × 100 mm × 80 mm and mass ≤1.2 kg, providing IP54 protection.
- Monitor cell voltage, temperature, and SOC; enforce balancing, over‑charge, over‑discharge, and over‑current protection.
- USB‑C PD Negotiation
- Battery Status Display
- Over‑Temperature Power Limiting
- Charging Indicator LED
- AC Input Charging
- Safe Output Shutdown
- Physical Size
- Bill of Materials Cost
- Operating Temperature
- EMC Compliance
- RoHS/REACH
- Thermal Runaway of Li‑ion Cells
- Supply Chain Delays for High‑Capacity Cells
- Regulatory Certification Delays
- Availability of 20 Ah Li‑ion Cells
- Market Growth for Portable Power
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