MCP4632-103E/UN Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP4632-103E/UN is a dual-channel 10 kΩ digital potentiometer with 129 steps controlled via 2-wire I2C interface in a compact MSOP-10 package. Supports 5 kΩ, 10 kΩ, and 50 kΩ resistor array configurations and up to 2 kHz bandwidth. Suitable for audio balance control, gain adjustment, and precision analog trimming in compact embedded systems.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- MCP4632-103E/UN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.7930(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of MCP4632-103E/UN?
- Dual-channel digital potentiometer with 129 steps
- 10 kΩ nominal resistance (also available in 5 kΩ and 50 kΩ)
- 2-wire I2C serial control interface
- 2 kHz bandwidth for audio and low-frequency applications
- MSOP-10 package for compact board layouts
- Wide supply voltage compatibility for mixed-signal designs
What is MCP4632-103E/UN used for?
The MCP4632-103E/UN is ideal for dual-channel audio volume and balance control, programmable gain amplifier circuits, and sensor offset calibration where I2C bus integration is preferred. Its 129-step resolution over 10 kΩ provides fine 78 Ω per step adjustment, enabling accurate analog tuning under software control. The MSOP-10 form factor makes it suitable for handheld consumer electronics, portable test equipment, and compact industrial controllers.
What are the specifications of MCP4632-103E/UN?
| Manufacturer Package Code | MSOP-10 |
| Factory Lead Time | 7Weeks |
| YTEOL | 9 |
| Additional Feature | THE RESISTOR ARRAY VALUES ARE 5000 OHM,10000 OHM, 50000 OHM |
| Bandwidth-Nom | 2kHz |
| Control Interface | 2-WIRE SERIAL |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | S-PDSO-G10 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Positions | 257 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP10,.19,20 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Resistance Law | LINEAR |
| Resistance Tolerance-Max | 20% |
| Resistor Terminal Voltage-Max | 5.5V |
| Screening Level | TS 16949 |
| Supply Current-Max | 0.6mA |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Coefficient-Nom | 150ppm/°C |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Total Resistance-Nom | 100000Ω |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Where can I find the MCP4632-103E/UN datasheet?
MCP4632-103E/UN Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4632-103E/UN?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the MCP4632-103E/UN's I2C interface simplify system integration compared to SPI-based potentiometers?
The MCP4632-103E/UN uses a 2-wire I2C interface, requiring only SDA and SCL lines to control both channels simultaneously. This reduces wiring versus a 3- or 4-wire SPI bus, and allows up to 8 MCP4632 devices to share the same I2C bus via address pin configuration, saving microcontroller GPIO pins in multi-potentiometer designs.
What resistance resolution does the MCP4632-103E/UN's 129-step range provide over its 10 kΩ scale?
With 129 steps over a 10 kΩ end-to-end range, each step of the MCP4632-103E/UN equals approximately 78 Ω. This resolution supports fine gain adjustments of about 0.78% per step, making it precise enough for audio balance trimming and low-frequency filter center-frequency tuning within its 2 kHz bandwidth.
When should a designer choose the MCP4632-103E/UN's MSOP-10 package over a larger DIP alternative for a dual-potentiometer design?
The MSOP-10 package occupies roughly 3 mm x 3 mm versus the 10 mm x 6 mm footprint of a DIP-8, making the MCP4632-103E/UN the preferred choice for handheld instruments, wearables, and multilayer PCBs where both channels of a 10 kΩ digital potentiometer must fit in less than 10 mm² of board area.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.2000 | $1.20 |
| 100+ | $0.8900 | $89.00 |
| 400+ | $0.8500 | $340.00 |
| 5000+ | $0.8000 | $4000.00 |
| 7500+ | $0.7980 | $5985.00 |
| 10000+ | $0.7930 | $7930.00 |
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