Analog Devices Inc./Maxim Integrated MAX8877EUK42-T
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.48 | $1.48 |
| 15+ | $0.34 | $5.10 |
| 25+ | $0.33 | $8.25 |
| 50+ | $0.31 | $15.50 |
| 100+ | $0.28 | $28.00 |
| N+ | $0.06 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Analog Devices Inc./Maxim Integrated |
| Product Series | |
| Packaging | Bulk | |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 6.5V |
| Voltage - Output (Min/Fixed) | 4.2V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 0.165V @ 150mA (Typ) |
| Current - Output | 150mA |
| Current - Quiescent (Iq) | 180 µA |
| Current - Supply (Max) | 100 µA |
| PSRR | - |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Reverse Polarity, Short Circuit |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | SC-74A, SOT-753 |
| Supplier Device Package | SOT-23-5 |
The MAX8877EUK42-T is a fixed 4.2V low dropout linear regulator capable of delivering 150mA. Its low 165mV dropout at full load and 180µA quiescent current make it efficient for battery-operated systems. Housed in a compact SOT-23-5 package, it provides a clean, stable output for noise-sensitive applications.
- Extended Battery Life: Low 180µA quiescent current reduces standby power consumption.
- Stable Output: 165mV dropout at 150mA ensures regulation near end-of-life battery voltage.
- Compact Design: SOT-23-5 package saves PCB space for portable devices.
- Fixed 4.2V Output: Eliminates external resistor divider, simplifying design.
Battery-Powered Portable Devices
The 4.2V fixed output and low 180µA quiescent current make it ideal for extending battery life in handheld instruments, remote controls, and portable medical devices.
Noise-Sensitive Analog Circuits
With a low dropout of 165mV at 150mA, it maintains a stable 4.2V rail even as the battery discharges, ensuring consistent performance for op-amps and ADCs.
Wireless Modules and RF Transceivers
The SOT-23-5 package and clean output help power RF modules where voltage ripple can affect signal integrity.
Industrial Sensor Interfaces
Provides a regulated 4.2V supply for sensor bridges and signal conditioning circuits, reducing measurement errors caused by supply variation.
Automotive Infotainment Backup
Its compact footprint and thermal performance suit always-on backup power for microcontrollers in infotainment systems.
Wearable Electronics
The small SOT-23-5 package fits space-constrained wearables while delivering stable power for low-power MCUs and sensors.
- Q: What is the output voltage of the MAX8877EUK42-T?
- A: The fixed output voltage is 4.2V.
- Q: What is the maximum output current?
- A: It can deliver up to 150mA.
- Q: What is the input voltage range?
- A: The input voltage is 4.2V (typical operating condition).
- Q: What is the dropout voltage?
- A: The dropout voltage is typically 0.165V at 150mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 180µA.
- Q: What package is available?
- A: It comes in a SOT-23-5 package.
- Q: What is the output voltage of the MAX8877EUK42-T?
- A: The fixed output voltage is 4.2V.
- Q: What is the maximum output current?
- A: It can deliver up to 150mA.
- Q: What is the input voltage range?
- A: The input voltage is 4.2V (typical operating condition).
- Q: What is the dropout voltage?
- A: The dropout voltage is typically 0.165V at 150mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 180µA.
- Q: What package is available?
- A: It comes in a SOT-23-5 package.

MAX8877EUK42-T.pdf