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Details, datasheet, quote on part number:NJM2761RB2
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| Part: | NJM2761RB2 |
| Category: | Multimedia => Audio |
| Description: | Audio Limiter <<<>>>The NJM2761 is The Audio Limiter For Speaker Protection.<<<>>>the Limit Level is Adjustable BY External Resistor.<<<>>>it is Suitable For PC, Potable Audio And Others.<<<>>> FEATURES<<<>>> Wide Operating Voltage +2.7V to +13.0V<<<>>> Variable Limit Level BY External Resistor 0.2 To1V<<<>>> Low Output Noise -90dBV Max.<<<>>> Bipolar Technology<<<>>> Package Outline TVSP10 |
| Company: | NJR Corporation |
| Datasheet: | Download NJM2761RB2 datasheet File size : 204 kB |
| Request For quote: | Find where to buy NJM2761RB2
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Datasheet text preview:
NJM2761
Audio Limiter
s GENERAL DESCRIPTION The NJM2761 is the audio limiter for speaker protection. The limit level is adjustable by external resistor. It is suitable for PC, potable audio and others. s PACKAGE OUTLINE
NJM2761RB2 s FEATURES q Wide Operating Voltage q Variable Limit Level by external resistor q Low Output Noise q Bipolar Technology q Package Outline s PIN CONFIGURATION
1 10
+2.7V to +13.0V 0.2 to1V -90dBV max. TVSP10
2
9
3
8
4
7
5
6
1. 2. 3. 4. 5. 6. 7. 8. 9. 10.
V+ OUTa INa INT VREF SENCE SW INb OUTb GND
s BLOCK DIAGRAM
Vcc
Vref
INa
OUTa
INb
OUTb
SW
INT
SE NS E
-1-
NJM2761
sABSOLUTE MAXIMUM RATING (Ta=25°C)
PARAMETER Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range SYMBOL V
+
RATINGS 14 320 -20 to +75 -40 to +125
UNIT V mW °C °C
PD Topr Tstg
sELECTRICAL CHARACTERISTICS + q POWER SUPPLY (Ta=25°C, V =5V unless otherwise specified)
PARAMETER Operating Voltage Operating Current Reference Voltage SYMBOL V
+
TEST CONDITION No Signal No Signal
MIN. 2.7 2.2
TYP. 5.0 1.5 2.5
MAX. 13.0 2.0 2.7
UNIT V mA V
ICC Vref
q AC CHARACTERISTICS + (Ta=25°C, V =5V, VIN=1Vrms/f=1kHz, Rsense=20k, BW=400-30kHz unless otherwise specified)
PARAMETER Limit Level 1 Limit Level 2 Limit Off Output Noise Total Harmonic Distortion Cross Talk Ripple Rejection SYMBOL GLIM1 GLIM2 GOFF VNO THD+N CT RR Vripple=100mVrms, f=1kHz
+
+
TEST CONDITION
MIN. 150
TYP. 200 1.0 1.0 -100 (10) -
MAX. 250 1.3 1.1 -90 (31.6) 1 -70 -70 (316)
UNIT mVrms Vrms Vrms dBV (µVrms) % dB dBV (µVrms)
V =13V, Rsense=4k SW=2V RS=0, A-weighting, VIN=2Vrms
0.7 0.9 -
q CONTROL CHARACTERISTICS (Ta=25°C, V =5V unless otherwise specified)
PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT
Low Level Input Voltage High Level Input Voltage
VIL VIH
-
2.0
-
0.5 -
V V
sCONTROL TERMINAL EXPLANATION SW(7pin)
MODE Limiter ON Limiter OFF STATUS L H Limiter is active. Limiter is not active. NOTE
-2-
NJM2761
sTERMINAL DESCRIPTION No. SYMBOL FUNCTION EQUIVALENT CIRCUIT VOLTAGE
1
V+
Power Supply Terminal
-
2 9
OUTa OUTb
Ach Output Terminal Bch Output Terminal
OUTa OUTb 100
V+/2
1k
3 8
INa INb
Ach Input Terminal Bch Input Terminal
INa INb 96k
V+/2
48k
4
INT
Smoothing Capacitor Connection Terminal
INT
400
0.7V
300k
5
VREFIN
Reference Voltage Stabilizing Capacitor Connection Terminal
V RE FIN
300k
V+/2
300k
-3-
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