National Semiconductor LM3420AM5X-4.2/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 4.08 | Dhs. 4.08 |
| 15+ | Dhs. 3.97 | Dhs. 59.55 |
| 25+ | Dhs. 3.88 | Dhs. 97.00 |
| 50+ | Dhs. 3.66 | Dhs. 183.00 |
| 100+ | Dhs. 3.23 | Dhs. 323.00 |
| N+ | Dhs. 0.65 | Price Inquiry |
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LM3420AM5X-4.2/NOPB Lithium-Ion Battery Charger IC
The LM3420AM5X-4.2/NOPB from National Semiconductor is a precision lithium-ion battery charger integrated circuit designed for reliable charging of 1 to 4 cell battery configurations. This compact SOT-23-5 surface mount device delivers exceptional performance in industrial and consumer electronics applications requiring efficient power management.
Key Features & Benefits
- Precision Charging: Constant programmable current charging ensures optimal battery health and longevity
- Wide Operating Range: Functions reliably from -40°C to 85°C, perfect for harsh industrial environments
- Compact Design: SOT-23-5 package (SC-74A, SOT-753) saves valuable PCB space
- Flexible Configuration: Supports 1-4 lithium-ion cells with 4.2V battery pack voltage
- High Voltage Tolerance: Accepts supply voltages up to 20V maximum
- Programmable Timer: Built-in timer feature for enhanced safety and control
- Maximum Charge Current: 15mA
- Battery Chemistry: Lithium Ion
- Operating Temperature: -40°C to 85°C (TA)
- Mounting Type: Surface Mount
- RoHS Compliant
Applications
Ideal for portable electronics, IoT devices, medical equipment, industrial sensors, and consumer gadgets requiring compact, efficient lithium-ion battery charging solutions. The programmable features and wide temperature range make it suitable for demanding applications across multiple industries.
Quality & Authenticity
HQICKEY supplies only genuine National Semiconductor components with full traceability and quality assurance. Each unit is carefully inspected to ensure it meets original manufacturer specifications.
Complete Product Specifications
Related Resources
Looking for more battery charging solutions? Explore Our Complete Battery Chargers Collection featuring a wide range of charging ICs and power management components for your design needs.
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| Product attributes | Property Value |
| Manufacturer | National Semiconductor |
| Product Series | |
| Packaging | Bulk | |
| Battery Chemistry | Lithium Ion |
| Number of Cells | 1 ~ 4 |
| Current - Charging | Constant - Programmable |
| Programmable Features | Timer |
| Fault Protection | - |
| Charge Current - Max | 15mA |
| Battery Pack Voltage | 4.2V |
| Voltage - Supply (Max) | 20V |
| Interface | - |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 |
| ROHS |  |
LM3420AM5X-4.2/NOPB.pdf