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NTE7114 Integrated Circuit Audio Power Amplifier, Quad 11W (2 x 22W)
Description: The NTE7114 is an integrated class-B output amplifier in a 17-Lead Staggered SIP type package designed for use in car radio applications. The circuit contains 4 x 11W single-ended or 2 x 22W bridge amplifiers. Features: D Few External Components D Flexible in Use: Quad Single-Ended or Stereo BTL D High Output Power D Low Offset Voltage at Outputs (Important for BTL) D Fixed Gain D Good Ripple Rejection D Mute/Stand-by Switch D AC & DC Short-Circuit-Safe to GND and VP D Load Dump Protection D Thermally Protected D Protected Against Electrostatic Discharge D Low Thermal Resistance D Capable of Handling High Energy on Output (VP = 0V) D Identical Inputs (Inverting & Non-Inverting) Absolute Maximum Ratings: Supply Voltage, VP Operating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V Non-Operating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30V Load Dump Protected (During 50ms, tr 2.5ms) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45V Peak Output Current, IOM Repetitive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4A Non-Repetitive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6A Total Power Dissipation, Ptot . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60W AC & DC Short-Circuit-Safe Voltage, VPSC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V Energy Handling Capability at Outputs (VP = 0V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200mJ Reverse Polarity, VPR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to +150C
DC Characteristics: (VP = 14.4V, TA = +25C unless otherwise specified)
Parameter Supply Supply Voltage Range Total Quiescent Current DC Output Voltage DC Output Offset Voltage Mute/Stand-by Switch Switch-ON Voltage Level Mute Condition Output Signal in Mute Position DC Output Offset Voltage (Between Pins 6 to 8 & 10 to 12) Stand-by Condition DC Current in Stand-by Condition Switch-ON Current VON Vmute VO |VO| Vsb Isb Isw VI = 1V (max), f = 1kHz 8.5 3.3 - - 0 - - - - - - - - 12 - 6.4 2 100 2 100 40 V V mV mV V A A VP Itot VO |VO| Note 2 Note 1 8.0 - - - 14.4 80 8.9 - 18.0 180 - 100 V mA V nV Symbol Test Conditions Min Typ Max Unit
Note 1. The circuit is DC adjusted at VP = 6V to 18V and AC operating at VP = 8.5V to 18V. Note 2. At 18V < VP < 30V the DC output voltage VP/2. AC Characteristics: (VP = 14.4V, RL = 4, f = 1kHz, TA = +25C unless otherwise specified)
Parameter Stereo BTL Application Output Power PO THD = 0.5% THD = 0.5%, VP = 13.2V THD = 10% THD = 10%, VP = 13.2V Total Harmonic Distortion Power Bandwidth Low Frequency Roll-Off High Frequency Roll-Off Closed Loop Voltage Gain Supply Voltage Ripple Rejection ON Mute Stand-by Input Impedence |Zi| THD BW fL fH GV RR Note 4 PO = 1W THD = 0.5%, PO = -1dB, w.r.t = 15W -1dB, Note 3 -1dB, Note 3 - 20 25 48 48 80 25 15 - 20 - - 17 12 22 17 0.1 20 to 15000 45 - 26 - - - 30 - - 27 - - - 38 - - - - - W W W W % Hz Hz kHz dB dB dB dB k Symbol Test Conditions Min Typ Max Unit
Note 3. Frequency response externally fixed. Note 4. Ripple Rejection measured at the output with source impedence of 0 (maximum ripple amplitude of 2V) and a frequency between 100Hz and 20kHz.
AC Characteristics (Cont'd): (VP = 14.4V, RL = 4, f = 1kHz, TA = +25C unless otherwise specified)
Parameter Noise Output Voltage (rms) ON Mute Channel Separation Channel Unbalance Power Output Quad Single-Ended Application PO THD = 0.5%, Note 7 THD = 0.5%, RL = 2, Note 7 THD = 10%, Note 7 THD = 10%, RL = 2, Note 7 Total Harmonic Distortion Low Frequency Roll-Off High Frequency Roll-Off Closed Loop Voltage Gain Supply Voltage Ripple Rejection ON Mute Stand-by Input Impedence Noise Output Voltage (rms) ON Mute Channel Separation Channel Unbalance |GV| |Zi| VNO(rms) RS = 0, Note 5 RS = 10k, Note 5 Note5 & Note 6 RS = 10, Note 5 THD fL fH GV RR Note 4 PO = 1W -3dB, Note 3 -1dB, Note 3 4.0 7.5 5.5 10.0 - - 20 19 48 48 80 50 - - - - - 5.0 8.5 6.0 11.0 0.1 45 - 20 - - - 60 50 70 50 70 - - - - - - - - 21 - - - 75 - 100 - - 1 W W W W % Hz kHz kHz dB dB dB k V V V dB dB |GV| Symbol VNO(rms) Test Conditions Min Typ Max Unit Stereo BTL Application (Cont'd) RS = 0, Note 5 RS = 10k, Note 5 Note5 & Note 6 RS = 10, Note 5 - - - - - 70 100 60 70 - - 200 - - 1 V V V dB dB
Note 3. Frequency response externally fixed. Note 4. Ripple Rejection measured at the output with source impedence of 0 (maximum ripple amplitude of 2V) and a frequency between 100Hz and 20kHz. Note 5. Noise voltage measured in a bandwidth of 20Hz to 20kHz. Note 6. Noise output voltage independent of RS (VI = 0V). Note 7. Output power is measured directly at the output pins on the IC.
Pin Connection Diagram (Front View) 17 (+) Input 2 16 (-) Input 2 15 N.C. 14 Mute/Standby 13 (+) VS 2 12 Output 4 11 GND 2 10 Output 3 9 8 7 6 4 3 2 1 N.C. Output 2 GND 1 Output 1 Ripple Rejection Signal GND (-) Input 1 (+) Input 1
5 (+) VS 1
.961 (24.4) Max .787 (20.0) Max .185 (4.7) Max
.134 (3.4) 1 17
.488 (12.4) .669 (17.0) Max
.433 (11.0) Min
.169 (4.3) .050 (1.27) .087 (2.2) .030 (0.75) .200 (5.08)

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