MCP4261-103E/SL Microchip Integrated Circuit (Small Outline Packages) In Stock
The MCP4261-103E/SL is a dual-channel, 257-step, 10 kOhm SPI digital potentiometer from Microchip in a 14-pin SOIC package. It features non-volatile wiper memory, 1 kHz bandwidth, and an SPI increment/decrement interface for fine analog adjustment. Available worldwide with competitive pricing.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- MCP4261-103E/SL Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.1700(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 MCP4261-103E/SL?
- Dual-channel 257-step digital potentiometer with 10 kOhm end-to-end resistance for high-resolution analog control
- Non-volatile wiper position storage retains resistance settings through power cycles without host MCU intervention
- SPI increment/decrement interface with 1 kHz bandwidth in a 14-pin SOIC for precise signal conditioning applications
What is MCP4261-103E/SL used for?
The MCP4261-103E/SL is used in analog gain control, active filter tuning, and calibration trim circuits where a microcontroller adjusts a 10 kOhm resistance across 257 discrete steps via SPI. Its dual-channel design suits stereo audio level control, dual-axis sensor offset trimming, and multi-channel power supply voltage adjustment in a single 14-pin SOIC footprint. Non-volatile wiper retention makes it ideal for set-and-forget calibration in industrial sensors, medical devices, and consumer electronics requiring consistent performance after power cycling.
What are the specifications of MCP4261-103E/SL?
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-14 |
| Factory Lead Time | 7Weeks |
| YTEOL | 9 |
| Bandwidth-Nom | 1kHz |
| Control Interface | INCREMENT/DECREMENT |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Positions | 257 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Resistance Law | LINEAR |
| Resistance Tolerance-Max | 20% |
| Resistor Terminal Voltage-Max | 5V |
| Supply Current-Max | 1mA |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Coefficient-Nom | 150ppm/°C |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Total Resistance-Nom | 10000Ω |
| Package | Small Outline Packages |
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 | Thailand |
Where can I find the MCP4261-103E/SL datasheet?
MCP4261-103E/SL Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for MCP4261-103E/SL?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the 257-step resolution of MCP4261-103E/SL compare to the 128-step MCP4241, and when should each be chosen?
The MCP4261-103E/SL offers 257 steps across 10 kOhm, giving a step size of approximately 39 ohms, compared to the MCP4241's 128 steps at 50 kOhm (approximately 390 ohms per step). Choose the MCP4261 when fine-grained resolution is needed for precision gain trimming or active filter tuning; choose the MCP4241 when higher total resistance and lower resolution are acceptable for volume control or coarse offset adjustment.
What is the bandwidth specification of MCP4261-103E/SL and how does it affect AC signal applications?
The MCP4261-103E/SL has a nominal bandwidth of 1 kHz, which limits its use in AC signal paths to low-frequency applications such as audio sub-bass equalization, DC to low-frequency active filter adjustment, and quasi-static gain control. For higher-frequency signal paths above 1 kHz, a wider-bandwidth digital potentiometer with 100 kHz or higher bandwidth should be selected instead.
How does MCP4261-103E/SL's non-volatile memory benefit a calibrated industrial sensor transmitter?
In a calibrated 4-20 mA industrial sensor transmitter, the MCP4261-103E/SL stores the trimmed 257-step wiper position in non-volatile memory, so the calibration offset and gain remain correct after power interruptions. This eliminates the need for an external EEPROM to save calibration data and avoids a factory recalibration procedure after power cycling in the field.
What supply voltage range does MCP4261-103E/SL support, and does it work at 3.3 V?
The MCP4261-103E/SL operates from a supply voltage of 1.8 V to 5.5 V, fully supporting 3.3 V microcontroller systems without level translation. At 3.3 V, the SPI interface is compatible with standard logic levels and the 10 kOhm, 257-step wiper operates within specification across the -40°C to 125°C extended temperature range.
Related Guides
LM34966QPWPRQ1 Converter Selection and Procurement Guide
Select LM34966QPWPRQ1 and compare four power-management paths using topology, compatibility, qualification, and procurement checks.
Oct 27, 2026
ERJ-2RKF49R9X Design Guide for PCB Validation
Validate a 49.9 ohm resistor position with power calculations, termination topology, thermal checks, and controlled PCB measurements.
Oct 27, 2026
LM34966QPWPRQ1 Design Guide for SEPIC Power Supplies
Design an LM34966QPWPRQ1 SEPIC supply with practical current, voltage, magnetic, thermal, and validation checks.
Oct 26, 2026
NSI50350AST3G Selection Guide: Package, Current and Procurement Fit
Select NSI50350AST3G and screen four NSI alternatives by current, package, thermal limits, compliance evidence, and traceable supply.
Oct 26, 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.
More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.6000 | $1.60 |
| 10+ | $1.4700 | $14.70 |
| 25+ | $1.4200 | $35.50 |
| 100+ | $1.2300 | $123.00 |
| 116+ | $1.2000 | $139.20 |
| 1000+ | $1.1700 | $1170.00 |
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.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit