MCP4017T-103E/LT Microchip Integrated Circuit (SOT23 (6-Pin)) In Stock
Microchip MCP4017T-103E/LT is a single-channel 7-bit I2C digital potentiometer with 10 kΩ end-to-end resistance and 128 wiper positions in a tiny SOT-23-6 package. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- OBSOLETE
- Datasheet
- MCP4017T-103E/LT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.4290(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 MCP4017T-103E/LT?
- 7-bit resolution with 128 wiper positions for fine-grained 10 kΩ resistance adjustment over I2C
- Single 2-wire I2C interface reducing GPIO usage to just SDA and SCL lines
- Ultra-compact SOT-23-6 package occupying less than 3 mm x 3 mm board area
What is MCP4017T-103E/LT used for?
The MCP4017T-103E/LT suits programmable gain amplifier tuning, LCD contrast adjustment, and sensor offset calibration circuits where software-controlled resistance trimming replaces manual potentiometers. Its I2C interface allows multiple devices to share a single bus with minimal firmware overhead. The tiny SOT-23-6 footprint makes it ideal for wearables, portable instruments, and space-constrained consumer electronics boards.
What are the specifications of MCP4017T-103E/LT?
| Pbfree Code | Yes |
| Factory Lead Time | 4Weeks |
| YTEOL | 0 |
| Bandwidth-Nom | 1kHz |
| Control Interface | 2-WIRE SERIAL |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Positions | 128 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP6,.08 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Qualification Status | Not Qualified |
| Resistance Law | LINEAR |
| Resistance Tolerance-Max | 20% |
| Resistor Terminal Voltage-Max | 5.5V |
| Supply Current-Max | 0.6mA |
| Surface Mount | YES |
| Temperature Coefficient-Nom | 150ppm/°C |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Total Resistance-Nom | 10000Ω |
| Package | SOT23 (6-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Where can I find the MCP4017T-103E/LT datasheet?
MCP4017T-103E/LT Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4017T-103E/LT?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many discrete resistance steps does the MCP4017T-103E/LT provide across its 10 kΩ range?
The MCP4017T-103E/LT offers 128 wiper positions across a 10 kΩ end-to-end resistance, giving a step size of approximately 78 Ω per increment, which is precise enough for audio volume, gain, and analog signal trimming applications requiring sub-100 Ω resolution.
What I2C address does the MCP4017T-103E/LT use and can multiple units share the same bus?
The MCP4017T-103E/LT uses a fixed I2C address of 0x2F (7-bit), which means only one unit per I2C bus is supported. For designs needing multiple independent digital potentiometers, use different MCP401x variants or a multiplexed bus with 2-wire serial connections.
In a programmable-gain instrumentation amplifier design, how does the MCP4017T-103E/LT's bandwidth of 1 kHz affect signal integrity?
With a nominal bandwidth of 1 kHz, the MCP4017T-103E/LT is suitable for DC and low-frequency gain control rather than high-frequency signal path elements. Designers should place it in the gain-setting feedback network of op-amps handling signals below a few hundred Hz to avoid bandwidth limiting.
What package does the MCP4017T-103E/LT come in and how does it compare to DIP potentiometer alternatives for PCB footprint?
The MCP4017T-103E/LT uses a 6-pin SOT-23 package measuring approximately 2.9 mm x 1.6 mm, which is roughly 10 times smaller than a through-hole single-turn trimpot footprint, making it the preferred choice for automated SMT assembly on high-density boards.
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| Qty. | Unit Price | Ext. Price |
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| 1+ | $0.7420 | $0.74 |
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