MCP4662-503E/UN Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP4662-503E/UN is a dual-channel, 256-step, 50 kOhm non-volatile digital potentiometer with I2C interface in 10-pin MSOP package. Ideal for automated gain control, signal conditioning, and programmable voltage divider applications.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 10
- Lifecycle
- ACTIVE
- Datasheet
- MCP4662-503E/UN Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.0000(MOQ 25)
- 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 MCP4662-503E/UN?
- Dual independent 50 kOhm (end-to-end) digital potentiometers
- 256 wiper positions per channel for fine-resolution adjustment
- Non-volatile EEPROM storage retains wiper position after power loss
- I2C serial interface with increment/decrement and direct-set commands
- Wide supply voltage range 1.8 V to 5.5 V
- Compact 10-pin MSOP package with 3 mm x 3 mm footprint
- Low quiescent current suitable for battery-powered designs
What is MCP4662-503E/UN used for?
The MCP4662-503E/UN suits audio volume control, programmable gain amplifiers, and sensor calibration circuits where digitally controlled resistance adjustment must survive power cycling without losing calibration data. Its non-volatile wiper storage eliminates re-initialization routines at startup, reducing firmware complexity in embedded systems. The dual-channel configuration in a single 10-pin MSOP package allows simultaneous independent adjustment of two signal paths, making it efficient for balance control, differential signal trimming, and multi-axis sensor calibration.
What are the specifications of MCP4662-503E/UN?
| Pbfree Code | Yes |
| Manufacturer Package Code | MSOP-10 |
| Factory Lead Time | 7Weeks |
| YTEOL | 9 |
| Additional Feature | NON-VOLATILE MEMORY |
| Bandwidth-Nom | 0.2kHz |
| Control Interface | INCREMENT/DECREMENT |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | S-PDSO-G10 |
| JESD-609 Code | e3 |
| Number of Functions | 2 |
| Number of Positions | 257 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP10,.19,20 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| 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 | 2.7V |
| 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 | 50000Ω |
| ## MCP4662-503E/UN Alternates Showing results | Image |
| 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 MCP4662-503E/UN datasheet?
MCP4662-503E/UN Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4662-503E/UN?
Compatible alternatives and drop-in replacements for MCP4662-503E/UN:
Frequently Asked Questions
Does the MCP4662-503E/UN retain its wiper position after a power cycle, and how is the stored value restored?
Yes, the MCP4662-503E/UN uses internal non-volatile EEPROM to store the last written wiper position for both channels. At power-up, the device automatically loads the stored values so the resistance returns to the same setting without any MCU initialization command. This simplifies firmware and ensures consistent behavior across 10,000 EEPROM write cycles.
What resistance resolution does the MCP4662-503E/UN provide and how is it calculated for a 50 kOhm end-to-end value?
With 256 wiper steps across a 50 kOhm end-to-end resistance, each step of the MCP4662-503E/UN changes the wiper-to-terminal resistance by approximately 196 ohms (50,000 / 255 steps). This fine resolution enables precise gain trimming and signal offset calibration, particularly in 12-bit or 16-bit ADC front-end circuits where small resistance errors impact measurement accuracy.
Which supply voltages are compatible with the MCP4662-503E/UN, and can it interface with both 3.3 V and 5 V microcontrollers?
The MCP4662-503E/UN operates across a 1.8 V to 5.5 V supply voltage range, making it compatible with both 3.3 V and 5 V microcontroller I2C buses without level translation. At 3.3 V supply, the I2C logic thresholds scale accordingly, and the 50 kOhm potentiometer channels remain fully functional with no derating in step count or wiper resistance across the -40 °C to 125 °C operating temperature range.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 25+ | $1.3900 | $34.75 |
| 50+ | $1.3400 | $67.00 |
| 100+ | $1.1600 | $116.00 |
| 1000+ | $1.1200 | $1120.00 |
| 5000+ | $1.0100 | $5050.00 |
| 7500+ | $1.0000 | $7500.00 |
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