MCP73830T-2AAI/MYY Microchip Integrated Circuit (Small Outline No-lead) In Stock
Microchip MCP73830T-2AAI/MYY is a 1A linear Li-Ion battery charge management controller in a compact TDFN-6 package. It features adjustable charge current up to 1A, thermal regulation, and automatic end-of-charge detection. Available in volume with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline No-lead
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- MCP73830T-2AAI/MYY Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.8400(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 1A programmable charge current with thermal regulation for safe and efficient Li-Ion battery charging
- Automatic end-of-charge detection eliminates external microcontroller supervision
- Ultra-compact TDFN-6 (2mm x 2mm) package ideal for space-constrained portable designs
- Single-cell Li-Ion/Li-Polymer chemistry support with 4.2V regulation voltage
Applications
The MCP73830T-2AAI/MYY is designed for portable consumer electronics requiring single-cell Li-Ion or Li-Polymer battery charging, such as smartphones, wireless earbuds, and IoT wearable devices. Its thermal regulation and compact TDFN-6 form factor make it suitable for handheld medical instruments and GPS trackers where board space is limited. Engineers use it in USB-powered charging docks and industrial handheld equipment operating from a 5V USB bus.
Specifications
| Manufacturer Package Code | TDFN-6 |
| Factory Lead Time | 7Weeks |
| YTEOL | 14 |
| Adjustable Threshold | NO |
| Analog IC - Other Type | LINEAR BATTERY CHARGER |
| JESD-30 Code | S-PDSO-N6 |
| JESD-609 Code | e4 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC6,.08,20 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 0.9mA |
| Supply Voltage-Max (Vsup) | 6V |
| Supply Voltage-Min (Vsup) | 3.75V |
| Supply Voltage-Nom (Vsup) | 4.5V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +4.2V |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| ## MCP73830T-2AAI/MYY Alternates Showing results | Image |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MCP73830T-2AAI/MYY:
suggested
Frequently Asked Questions
What is the maximum charge current supported by the MCP73830T-2AAI/MYY?
The MCP73830T-2AAI/MYY supports a maximum programmable charge current of 1A, set via an external resistor on the PROG pin. This 1A ceiling allows efficient charging of single-cell Li-Ion or Li-Polymer batteries in compact portable devices without requiring an external microcontroller to monitor charge state.
How does thermal regulation in the MCP73830T-2AAI/MYY protect the battery during fast charging?
The MCP73830T-2AAI/MYY includes an on-chip thermal regulation loop that automatically reduces charge current when the junction temperature approaches 120°C. This prevents overheating in high-ambient-temperature environments without requiring external thermistors, ensuring safe 1A charging even when airflow is restricted in enclosed enclosures.
Can the MCP73830T-2AAI/MYY operate directly from a 5V USB power source?
Yes. The MCP73830T-2AAI/MYY accepts an input voltage from 3.75V to 6V, making it fully compatible with a standard 5V USB bus. The 6V maximum input rating provides margin against USB voltage spikes, and the device regulates the Li-Ion charge voltage to 4.2V with ±1% accuracy across the full operating temperature range of -40°C to +85°C.
Which package does the MCP73830T-2AAI/MYY use and how does it affect PCB layout?
The MCP73830T-2AAI/MYY uses a TDFN-6 package measuring 2mm x 2mm with an exposed thermal pad on the bottom. The exposed pad must be soldered to a PCB copper pour connected to GND, which conducts heat away from the die and supports continuous 1A charge current. A minimum 4-layer PCB with copper flood under the package is recommended for optimal thermal performance.
Related Guides
CL31A107MQHNNNE 1206 100 uF MLCC Selection Guide
How to choose CL31A107MQHNNNE and related 1206 MLCCs for low-voltage bulk capacitance and regulator stability.
Jul 2, 2026
CL05B103KB5NNNC 0402 10 nF X7R MLCC Selection Guide
How to choose CL05B103KB5NNNC and related 0402 MLCCs for bypassing, filtering, voltage derating, and sourcing.
Jul 2, 2026
ADAQ7768-1 Design Guide for Precision Vibration and Dynamic Signal Measurement
Design ADAQ7768-1 precision data acquisition channels for vibration and dynamic sensing with the right bandwidth, reference, clock, and layout choices.
Jun 30, 2026
AD5204BRZ10 Design Guide for SPI-Controlled Gain and Offset Calibration
Design AD5204BRZ10 digital potentiometer calibration loops with bounded trim span, safe wiper current, clean SPI routing, and reliable startup codes.
Jun 30, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.3100 | $1.31 |
| 100+ | $0.9000 | $90.00 |
| 1000+ | $0.8800 | $880.00 |
| 3000+ | $0.8400 | $2520.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”