NJM2762

2-Channel Audio Limiter IC

The NJM2762 is a 2-channel audio limiter ic from Nisshinbo Micro Devices Inc.. View the full NJM2762 datasheet below including key specifications, electrical characteristics, absolute maximum ratings.

NJM2762 shares its datasheet with NJM2762V-TE2, whose page lists every part number it covers.

Official NJM2762 datasheet (PDF) — the source this page was extracted from.

Manufacturer

Nisshinbo Micro Devices Inc.

NJM2762 Key Specifications

Parameter	Value
THD+N	1% max
Channels	2
Cross Talk	-70dB max
Output Noise	-90dBV max
Ripple Rejection	-70dBV max
Operating Current	2.5mA typ, 3mA max (no signal, V+=5V)
Operating Voltage	2.7V to 13.0V
Power Dissipation	320mW (MSOP10), 300mW (SSOP14)
Reference Voltage	2.5V typ (2.2V to 2.8V)
Control Input Low Level	0V to 0.5V
Control Input High Level	2V to V+
Storage Temperature Range	-40°C to +125°C
Operating Temperature Range	-40°C to +85°C
Supply Voltage (Absolute Max)	14V
Limit Level (V+=5V, Rsense=8kΩ)	180mVrms typ (130 to 230mVrms)
Limit Level (V+=13V, Rsense=40kΩ)	1.0Vrms typ

NJM2762 Overview

Part: NJM2762 — Nisshinbo Micro Devices

Type: 2-Channel Audio Limiter

Description: Dual-channel audio limiter IC operating from 2.7 V to 13 V with adjustable limit levels from 180 mVrms to 1 Vrms for speaker protection.

Operating Conditions:

Supply voltage: 2.7 to 13 V
Operating temperature: -40 to +85 °C

Absolute Maximum Ratings:

Max supply voltage: +14 V
Max junction/storage temperature: -40 to +125 °C (Storage Temperature Range)

Key Specs:

Operating current: 2.5 mA typ, 3 mA max (V+ = 5 V, no signal, SW = 0)
Reference voltage: 2.2 V min, 2.5 V typ, 2.8 V max (V+ = 5 V, no signal)
Limit level 1: 180 mVrms typ (130 to 230 mVrms, V+ = 5 V, VIN = 1 Vrms, RL = 10 kΩ, f = 1 kHz, Rsense = 8 kΩ)
Limit level 2: 1.0 Vrms typ (0.7 to 1.3 Vrms, V+ = 13 V, VIN = 2 Vrms, Rsense = 40 kΩ)
Output noise: -100 dBV (10 μVrms) typ, -90 dBV (31.6 μVrms) max (RS = 0 Ω, A-weighting)
Total harmonic distortion: 1% max (VIN = 1 Vrms, RL = 10 kΩ, f = 1 kHz, Rsense = 8 kΩ)
Crosstalk: -70 dB max (f = 1 kHz, BW = 400 Hz to 30 kHz)
Ripple rejection: -70 dBV max (Vripple = 100 mVrms)

Features:

Wide operating voltage (2.7 V to 13.0 V)
Variable limit level via external resistor
Balanced attenuation sensing both channels independently
Low output noise
Limiter ON/OFF control terminal

Applications:

PC audio applications
Audio products requiring speaker protection

Package:

MSOP10 (TVSP10)
SSOP14

NJM2762 Features

Wide Operating Voltage
Variable Limit Level by external resistor
Low Output Noise
Bipolar Technology
Package Outline

NJM2762 Pin Configuration

No.	Symbol	Function
1	V+	Power Supply Terminal
2	OUTa	Ach Output Terminal
3	INa	Ach Input Terminal
4	INT	Smoothing Capacitor Terminal
5	VREF	Reference Voltage Terminal
6	SENSE	Preset Limit Level Terminal
7	SW	Limiter On/Off Control Terminal
8	INb	Bch Output Terminal
9	OUTb	Bch Input Terminal
10	GND	Ground

NJM2762 Electrical Characteristics

POWER SUPPLY (Ta=25 C, V + =5V, SW=0 unless otherwise specified)

PARAMETER	SYMBOL	TEST CONDITION	MIN.	TYP.	MAX.	UNIT
Operating Voltage	V +		2.7	5	13	V
Operating Current	I CC	No signal	-	2.5	3	mA
Reference Voltage	V ref	No signal	2.2	2.5	2.8	V

NJM2762 Absolute Maximum Ratings

PARAMETER	SYMBOL	RATING	UNIT
Supply Voltage	V +	+14	V
Power Dissipation	P D	320 [MSOP10(TVSP10)] 300 [SSOP14]	mW
Maximum Input Voltage	V IMAX	0 ~ V + (Note1)	V
Operating Temperature Range	Topr	-40 ~ +85	C
Storage Temperature Range	Tstg	-40 ~ +125	C

(Note1) Don't put Input Voltage more than Power Supply Voltage.

NJM2762 Typical Application

RSENSE Setting => See graph on page 9

SSOP14

NJM2762 Package Information

NJM2762RB2 MSOP10 (TVSP10)

2.7V to 13.0V 180mVrms to 1Vrms -90dBV max.

MSOP10 (TVSP10)* SSOP14 *MEET JEDEC MO-187-DA / THIN TYPE

NJM2762V (SSOP14)

Variants on the same datasheet

These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.

Part Number	Manufacturer	Package
NJM2762RB2	Nisshinbo Micro Devices Inc.	MSOP10 (TVSP10)
NJM2762RB2-TE2	Nisshinbo	MSOP-10
NJM2762V	Nisshinbo Micro Devices Inc.	SSOP-14
NJM2762V-TE2	Nisshinbo Micro Devices Inc.	SSOP-14
NJM2762V(TE2)	Nisshinbo	SSOP-14

More datasheets

All Nisshinbo Micro Devices datasheets (4)

Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

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