NJM2160B Dual Boost Amplifier ■ PACKAGE OUTLINE ■ GENERAL DESCRIPTION The NJM2160B is a dual boost amplifier designed for car audio system. It expands the frequency characteristics by high slew rate. It can swing 14V peak-to-peak output voltage at 9V. It consists of two channel non-inverting amplifier with the gain of 8dB. It is suitable for car audio system and other boost amplifier system. ■ FEATURES ● Operating Voltage ● Operating Current ● Boost output Function ● Maximum Output Voltage ● Supply Voltage Rejection Ratio ● Total Harmonic Distortion ● Noise Output Voltage ● Bipolar Technology ● Package Outline NJM2160BM (6 to 12V) (6mA typ. ) + (VO=14Vpp:@V =9V) (3.5V typ., @ f=30kHz ) (50dB typ. ) (0.003% typ. ) (6µVrms typ. ) NJM2160BV DMP16 , SSOP16 ■ BLOCK DIAGRAM 16 15 24k 14 13 12 36k 11 36k 10 24k Vref 1 9 Vref 2 3 4 5 6 7 8 –1– NJM2160B ■ PIN FUNCTION 1 16 8 9 PIN NUMBER 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ■ ABSOLUTE MAXIMUM RANGES PARAMETER VCCL +Lin CRPL -Lin -Rin CRPR +Rin VCCR +CR -CR GNDR ROUT LOUT GNDL -CL +CL Power Supply for Left Channel +Input of Left Channel Capacitance for Left Channel Ripple Rejection -Input of Left Channel -Input of Right Channel Capacitance for Right Channel Ripple Rejection -Input of Right Channel Power Supply for Right Channel Capacitance for +Level-shift Right Channel Capacitance for -Level-shift Right Channel Ground for Right Channel Output of Right Channel Output of Left Channel Ground for Left Channel Capacitance for -Level-shift Left Channel Capacitance for +Level-shift Left Channel (Ta=25°C) SYMBOL + PIN FUNCTION PIN NAME RANGE UNIT Supply Voltage V +15 V Output Current IO 20 mA Power Dissipation PD 300 mW Operating Temperature Topr -40 to +85 °C Storage Temperature Tstg -40 to +125 °C –2– NJM2160B + ■ ELECTRICAL CHARACTERRISTIC (V =9V,Ta=25°C) PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT 6.0 9.0 12.0 V - 6.0 8.0 mA - 7.8 - V 7.5 8.0 8.5 dB 70 75 - dB - - 0.5 dB DC CHARACTERRISTIC + Operating Voltage V Operating Current ICC Output Voltage No Signal VODC AC CHARACTERRISTIC (f=1kHz , RL=10kΩ) Voltage Gain Av Channel Separation CS Channel Balance BAL RS=600Ω , VO=1Vrms Roll-off Low Frequency fRL -1dB - - 5 Hz Roll-off High Frequency fRH -1dB 20 50 - kHz Input Resistance RIN 22 30 38 kΩ Output Resistance ROUT - - 10 Ω Maximum Output Voltage 1 VOM1 THD=0.1%, f = 1kHz 5.0 5.2 - Vrms Maximum Output Voltage 2 VOM2 THD=0.1%, f = 30kHz - 3.5 - Vrms Noise Output Voltage VNO Rs=600Ω , A-Weighting - 6 10 µVrms THD1 f=1kHz , VO=3Vrms, A-Weighting - 0.003 0.01 % THD2 f=17Hz to 20kHz , VO=3Vrms - 0.01 - % 55 - - dB - 50 - dB Total Harmonic Distortion Supply Voltage Rejection Ratio SVR1 SVR2 Rs=600Ω, f=1kHz , VRP=100mVrms Rs=600Ω, f=20Hz to 20kHz , VRP=100mVrms –3– NJM2160B ■ APPLICATION CIRCUIT Lout V+ V+ 10k 10k 1.5nF 1.5nF 100uF 100uF 22uF 16 15 14 24k 22uF 13 12 36k 11 10 24k 36k Vref 36k 1 9 Vref 2 24k 3 4 5 22uF 100nF 6 7 36k 8 22uF 47uF 100nF V+ 24k V+ Lin Rin [CAUTION] The specifications on this data book are only given for information, without any guarantee as regards either mistakes or omissions. The application circuits in this data book are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. –4–