NTE1627 Integrated Circuit Power Amp, 550mW, for Battery Operated Radios
Description: The NTE1627 is a monolithic integrated circuit in a 9-Lead SIP type package consisting of a power amplifier intended for applications such as portable radios, tape recorders, and intercoms. It operates from a supply voltage of 6V and can deliver the rated output power of 350mW (THD = 10%) to a load of 8. A maximum output power of 550mW is attainable. Features: D Delivers 350mW (THD = 10%) of Output Power to a 8 Load with 6V Operation D Excellent Low-Voltage Characteristics (Starting Voltage < 2V) D Housed in a Compact 9-Lead SIP Package Comparable in Size to a Preamplifier IC D Low Current Consumption (Typically 4.8mA) Applications: D Portable Radios D Portable Tape Recorders D Intercoms Absolute Maximum Ratings: (TA = +25C unless otherwise specified) Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12V Power Dissipation, PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mW Operating Temperature Range, Topr . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -25 to +75C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 to +125C Electrical Characteristics: (TA = +25C, VCC = 6V, RL = 8, f = 1kHz unless otherwise specified)
Parameter Quiescent Current Voltage Gain (Closed Loop) Maximum Output Power Rated Output Power Total Harmonic Distortion Output Noise Voltage Input Resistance Symbol IQ GVC POM POUT THD VNO RIN Test Conditions VIN = 0V RNF = 68 VIN = -30dBm THD = 10% PO = 100mW Rg = 10k Min - 47 420 250 - - - Typ 4.8 50 550 350 1.1 1.0 25 Max 7 53 - - 2.5 2.5 - Unit mA dB mW mW % mVrms k
Pin Connection Diagram (Front View)
9 Bypass 8 Input 7 NFB 6 Filter 5 GND 4 Output 3 VCC 2 Phase 1 Phase
.870 (22.0)
.110 (2.8)
.235 (6.0) 1 9 .195 (5.0)
.100 (2.54) .800 (20.32)
.012 (0.30)
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