Microchip Technology MCP1826ST-3302E/DB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $0.86 | $0.86 |
| 15+ | $0.84 | $12.60 |
| 25+ | $0.82 | $20.50 |
| 50+ | $0.77 | $38.50 |
| 100+ | $0.68 | $68.00 |
| N+ | $0.14 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.4V @ 1A |
| Current - Output | 1A |
| Current - Quiescent (Iq) | 220 µA |
| Current - Supply (Max) | - |
| PSRR | 60dB (100Hz) |
| Control Features | - |
| Protection Features | Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-261-4, TO-261AA |
| Supplier Device Package | SOT-223-3 |
| ROHS |
The MCP1826ST-3302E/DB is a 1A low dropout linear regulator from Microchip Technology, delivering a fixed 3.3V output. With a low dropout voltage of 0.4V at full load and a quiescent current of 220 µA, it offers efficient power conversion for battery-powered and industrial applications. The SOT-223-3 package ensures easy thermal management, while 60dB PSRR at 100Hz provides excellent ripple rejection.
- High Output Current: 1A capability supports power-hungry loads like microcontrollers and sensors.
- Low Dropout Voltage: 0.4V at 1A allows operation with minimal headroom, improving efficiency.
- Excellent Ripple Rejection: 60dB PSRR at 100Hz ensures clean output from noisy input sources.
- Low Quiescent Current: 220 µA helps extend battery life in portable devices.
Battery-Powered Devices
The low 220 µA quiescent current and 1A output capability make it ideal for powering microcontrollers and sensors in battery-operated equipment, extending battery life while providing stable 3.3V rail.
Networking Equipment
With 60dB PSRR at 100Hz, this LDO effectively filters ripple from switching power supplies in routers and switches, ensuring clean power for sensitive communication ICs.
Industrial Control Systems
The SOT-223 package with thermal pad allows efficient heat dissipation at 1A continuous load, suitable for industrial sensors and actuators requiring a regulated 3.3V supply.
Automotive Infotainment
Stable 3.3V output with 0.4V dropout at 1A supports infotainment processors and display drivers, maintaining operation during battery voltage dips.
Portable Medical Devices
Low noise and high PSRR ensure reliable operation for patient monitoring equipment, where consistent voltage is critical for accurate readings.
FPGA and DSP Power
Provides a dedicated 3.3V rail for I/O banks of FPGAs and DSPs, with fast transient response to handle dynamic load changes.
- Q: What is the output voltage of the MCP1826ST-3302E/DB?
- A: The fixed output voltage is 3.3V.
- Q: What is the maximum output current?
- A: It can deliver up to 1A of continuous current.
- Q: What is the input voltage range?
- A: The input voltage range is from 3.6V to 6.0V (based on 3.3V output plus dropout).
- Q: What is the dropout voltage?
- A: The dropout voltage is typically 0.4V at a 1A load.
- Q: What is the quiescent current?
- A: The quiescent current is typically 220 µA.
- Q: What package is available?
- A: It comes in a SOT-223-3 package.
- Q: What is the output voltage of the MCP1826ST-3302E/DB?
- A: The fixed output voltage is 3.3V.
- Q: What is the maximum output current?
- A: It can deliver up to 1A of continuous current.
- Q: What is the input voltage range?
- A: The input voltage range is from 3.6V to 6.0V (based on 3.3V output plus dropout).
- Q: What is the dropout voltage?
- A: The dropout voltage is typically 0.4V at a 1A load.
- Q: What is the quiescent current?
- A: The quiescent current is typically 220 µA.
- Q: What package is available?
- A: It comes in a SOT-223-3 package.

MCP1826ST-3302E/DB.pdf