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Product attributes Property Value
Manufacturer Nisshinbo Micro Devices Inc.
Product Series
Packaging Tape & Reel (TR) |
Part Status Active
Type Class AB
Output Type 1-Channel (Mono)
Max Output Power x Channels @ Load -
Voltage - Supply 2.7V ~ 4.5V
Features Standby
Mounting Type Surface Mount
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Supplier Device Package 8-SSOP
Package / Case 8-LSSOP (0.173", 4.40mm Width)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The NJM2781V-TE1 is a mono Class AB audio amplifier designed for low-voltage applications. Operating from 2.7V to 4.5V, it delivers efficient audio amplification with a standby mode for power savings. Housed in a compact 8-SSOP package, this IC is ideal for portable and battery-powered devices such as radios, intercoms, and small speakers. Its surface-mount design and wide operating temperature range ensure reliable performance in space-constrained environments.

  • Low Voltage Operation: Works from 2.7V to 4.5V, perfect for battery-powered designs.
  • Standby Mode: Reduces power consumption when idle, extending battery life.
  • Compact Package: 8-SSOP surface-mount package saves board space.
  • Wide Temperature Range: Operates from -40°C to 85°C, suitable for industrial and consumer environments.

Portable Bluetooth Speakers

The NJM2781V-TE1's low supply voltage range (2.7V to 4.5V) and standby mode make it ideal for battery-powered portable speakers, enabling efficient power management and extended playback time.

AM/FM Radio Receivers

In compact AM/FM radios, this mono Class AB amplifier provides clear audio output with minimal external components, simplifying design while maintaining low power consumption.

Intercom Systems

For wired intercoms, the NJM2781V-TE1 offers reliable mono amplification with a standby function to reduce power draw when the system is idle, perfect for always-on applications.

Alarm and Warning Drivers

This IC can drive small speakers in alarm systems, delivering sufficient audio output for alerts while operating within a safe voltage range for battery backup circuits.

DIY Audio Projects

Hobbyists can use the NJM2781V-TE1 in simple mono audio projects, benefiting from its easy-to-use surface-mount package and stable Class AB performance.

Q: What is the supply voltage range for the NJM2781V-TE1?
A: The NJM2781V-TE1 operates from 2.7V to 4.5V, making it suitable for battery-powered devices.
Q: Does this amplifier have a standby mode?
A: Yes, it includes a standby feature to conserve power when not in use.
Q: What is the typical output power of the NJM2781V-TE1?
A: The NJM2781V-TE1 is a low-power mono amplifier; exact output power depends on load and supply voltage, but it is designed for low-power audio applications.
Q: What package is the NJM2781V-TE1 available in?
A: It comes in an 8-SSOP (8-LSSOP) surface-mount package.
Q: What are common applications for this IC?
A: Typical uses include portable audio devices, intercoms, and other low-voltage mono audio systems.
Base Product Number : NJM2781
8-SSOP Audio Amplifier Class AB Low Power Mono Nisshinbo NJM2781 Standby Surface Mount
Q: What is the supply voltage range for the NJM2781V-TE1?
A: The NJM2781V-TE1 operates from 2.7V to 4.5V, making it suitable for battery-powered devices.
Q: Does this amplifier have a standby mode?
A: Yes, it includes a standby feature to conserve power when not in use.
Q: What is the typical output power of the NJM2781V-TE1?
A: The NJM2781V-TE1 is a low-power mono amplifier; exact output power depends on load and supply voltage, but it is designed for low-power audio applications.
Q: What package is the NJM2781V-TE1 available in?
A: It comes in an 8-SSOP (8-LSSOP) surface-mount package.
Q: What are common applications for this IC?
A: Typical uses include portable audio devices, intercoms, and other low-voltage mono audio systems.