MCP4541-503E/MS Microchip Integrated Circuit (Small Outline Packages) In Stock
Microchip MCP4541-503E/MS is a single-channel 7-bit non-volatile digital potentiometer with 50 kOhm end-to-end resistance and I2C increment/decrement interface in an 8-pin MSOP package. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- MCP4541-503E/MS Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.7120(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 7-bit single-channel digital potentiometer with 50 kOhm end-to-end resistance and non-volatile wiper position memory
- I2C increment/decrement control interface with up to 128 wiper positions for precise resistance adjustment
- Compact 8-pin MSOP package with 0.2 kHz bandwidth suitable for audio and signal conditioning circuits
Applications
The MCP4541-503E/MS is ideal for applications requiring electronically adjustable resistance with power-cycle retention, such as LCD contrast control, audio volume adjustment, and sensor offset trimming. Its non-volatile memory ensures the wiper position is preserved across power cycles, making it well suited for industrial calibration systems, consumer electronics, and portable instrumentation where manual trimmer replacement is impractical.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | MSOP-8 |
| Factory Lead Time | 25Weeks |
| YTEOL | 8 |
| Additional Feature | NON-VOLATILE MEMORY |
| Bandwidth-Nom | 0.2kHz |
| Control Interface | INCREMENT/DECREMENT |
| Converter Type | DIGITAL POTENTIOMETER |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Number of Positions | 129 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.19 |
| 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 | 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 | 0.65mm |
| Terminal Position | DUAL |
| Total Resistance-Nom | 50000Ω |
| ## MCP4541-503E/MS Alternates Showing results | Image |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MCP4541-503E/MS:
Frequently Asked Questions
What resistance range and resolution does MCP4541-503E/MS provide for signal conditioning?
The MCP4541-503E/MS offers a 50 kOhm end-to-end resistance with 7-bit resolution, providing 128 discrete wiper positions. Each step represents approximately 390 Ohm, enabling fine-grained voltage division and gain control in signal conditioning applications.
How does the non-volatile memory in MCP4541-503E/MS benefit embedded system designs?
Non-volatile EEPROM stores the current wiper position across power cycles, eliminating the need for a microcontroller to restore settings on startup. This reduces firmware complexity and ensures consistent 50 kOhm range calibration in industrial instruments and consumer devices after power interruptions.
Which control interface does MCP4541-503E/MS use and what bus speeds are supported?
The MCP4541-503E/MS uses an I2C serial interface with increment/decrement commands. It supports standard 100 kHz and fast 400 kHz I2C clock modes, allowing straightforward integration with most microcontrollers and SoCs that provide a hardware I2C peripheral.
For a compact PCB design, how does the MSOP-8 package of MCP4541-503E/MS compare to DIP alternatives?
The 8-pin MSOP package measures approximately 3 mm x 3 mm, consuming significantly less PCB area than an 8-pin DIP package at 9.27 mm x 6.35 mm. This makes MCP4541-503E/MS preferable for space-constrained portable and wearable designs requiring a 50 kOhm digital potentiometer.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.0700 | $1.07 |
| 25+ | $0.8800 | $22.00 |
| 100+ | $0.8100 | $81.00 |
| 1000+ | $0.7900 | $790.00 |
| 5000+ | $0.7140 | $3570.00 |
| 7500+ | $0.7120 | $5340.00 |
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