8MHz Power Amps Military, Industrial Commercial Equipment CA3020

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8MHz Power Amps Military, Industrial Commercial Equipment CA3020

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CA3020, CA3020A
8MHz Power Amps Military, Industrial Commercial Equipment
CA3020 CA3020A integrated-circuit, multistage, multipurpose, wide-band power amplifiers single monolithic silicon chip. They employ highly versatile stable direct coupled circuit configuration featuring wide frequency range, high voltage power gain, high power output. These features plus inherent stability over wide temperature range make CA3020 CA3020A extremely useful wide variety applications military, industrial, commercial equipment. CA3020 CA3020A particularly suited service class power amplifiers. CA3020A provide maximum power output from 12VDC supply with typical power gain 75dB. CA3020 provides 0.5W power output from supply with same power gain. Refer AN5766 application information.
Features
High Power Output Class Amplifier CA3020 0.5W (Typ) CA3020A 1.0W (Typ) Wide Frequency Range 8MHz with Resistive Loads High Power Gain. 75dB (Typ) Single Power Supply Class Operation With Transformer CA3020 CA3020A Built-In Temperature-Tracking Voltage Regulator Provides Stable Operation Over -55oC 125oC Temperature Range
/Title (CA30 CA302 /Subject (8MHz Power Amps Military, Industrial Commercial Equipment) /Autho /Keywords (Intersil Corporation, Semiconductor, single, power amplifier, class amplifier, military
Applications
Power Amplifiers Portable Fixed Sound Communications Systems Servo-Control Amplifiers Wide-Band Linear Mixers Video Power Amplifiers Transmission-Line Driver Amplifiers (Balanced Unbalanced) Fan-In Fan-Out Amplifiers Computer Logic Circuits Lamp-Control Amplifiers Motor-Control Amplifiers Power Multivibrators Power Switches
Ordering Information
PART NUMBER CA3020 CA3020A TEMP. RANGE (oC) PACKAGE Metal Metal PKG. T12.B T12.B
Pinout
CA3020 (METAL CAN) VIEW
VBUFFER DIFF DIFF OUTPUT RB11 BUFFER VCC1
Schematic Diagram
1.5K
1.5K
0.47K
0.3K
OUTPUT
OUTPUT
OUTPUT
0.3K
resistance values included schematic diagram have been supplied convenience assist Equipment Manufacturers optimizing selection "outboard" components equipment designs. values shown vary much 30%. Intersil reserves right make changes Resistance Values provided such changes adversely affect published performance characteristics device.
CAUTION: These devices sensitive electrostatic discharge; follow proper Handling Procedures. 1-888-INTERSIL 321-724-7143 Copyright Intersil Corporation 1999
File Number
339.5
CA3020, CA3020A
Absolute Maximum Ratings
Maximum Supply Voltage, VCC1 (Note CA3020 CA3020A. Maximum Supply Current, ICC1 20mA Maximum Sink Current, 20mA Output Voltage, (Note CA3020 CA3020A. Output Current, 300mA Input Voltage Range, Maximum Input Voltage, (Ref Maximum Source Current,
Operating Conditions
Temperature Range -55oC 125oC
Thermal Information
Thermal Resistance (Typical, Note (oC/W) (oC/W) Metal Package Maximum Junction Temperature (Metal CanPackage) 175oC Maximum Storage Temperature Range -65oC 150oC Maximum Lead Temperature (Soldering 10s) 300oC
CAUTION: Stresses above those listed "Absolute Maximum Ratings" cause permanent damage device. This stress only rating operation device these other conditions above those indicated operational sections this specification implied.
NOTES: voltage ratings referenced (Pin 12). normal bias configuration shown Figure Refer Application Note AN5766 other options. measured with component mounted evaluation board free air.
Electrical Specifications
25oC TEST CONDITIONS CIRCUIT SUPPLY PROCEDURE VOLTAGE CA3020 21.5 1.11 2.35 1000 12.5 35.0 14.0 CA3020A 21.5 1.11 2.35 1000 1000 12.5 30.0 UNITS
PARAMETER Collector-to-Emitter Breakdown Voltage, 10mA Collector-to-Emitter Breakdown Voltage, 0.1mA Idle Currents, Peak Output Currents, Cutoff Currents, Differential Amplifier Current Drain Total Current Drain Differential Amplifier Input Terminal Voltages Regulator Terminal Voltage Cutoff (Leakage) Currents: Collector-to-Emitter Emitter-to-Base Collector-to-Base Forward Current Transfer Ratio, Bandwidth -3dB Point Maximum Power Output Maximum Power Output Sensitivity POUT 400mW, Sensitivity POUT 800mW, Input Resistance Terminal Ground
SYMBOL V(BR)CER V(BR)CEO IDLE IDLE I4PK I7PK CUTOFF CUTOFF ICC1 ICC1 ICC2 ICEO IEBO ICBO hFE1 PO(MAX)
FIGURE
VCC1 VCC2 10.0 12.0 12.0
RIN3
CA3020, CA3020A
Typical Performance Data (Note heat sink recommended high ambient temperature operation.
PARAMETER Power Supply Voltage SYMBOL VCC1 VCC2 Zero Signal Current Differential Amplifier Output Amplifier Maximum Signal Current Differential Amplifier Output Amplifier Maximum Power Output Sensitivity Power Gain Input Resistance Efficiency Signal-to-Noise Ratio 150mW Level Test Signal Frequency from Generator Equivalent Collector-to-Collector Load Resistance NOTE: Refer Figures through measurement symbol information. ICC1 ICC2 ICC1 ICC2 CA3020 1000 CA3020A 12.0 16.6 1000 1000 UNITS
Test Circuits Waveforms
VCC1 10mA 10mA CA3020 CA3020A 5.1K VBR(CER) VBR(CER) 510K CA3020 CA3020A 0.01 VCC2
FIGURE COLLECTOR-TO-EMITTER BREAKDOWN VOLTAGE CIRCUIT
FIGURE TYPICAL AUDIO AMPLIFIER CIRCUIT UTILIZING CA3020 CA3020A AUDIO PREAMPLIFIER CLASS POWER AMPLIFIER FIGURE
CA3020, CA3020A Test Circuits Waveforms
(Continued)
POWER AMPLIFIER OUTPUT, (mA)
-45oC 25oC 125oC 125oC -45oC 25oC
CA3020 CA3020A
"ON" "ON"
DIFFERENTIAL AMPLIFIER INPUT, (mV)
FIGURE TEST SETUP FIGURE CHARACTERISTICS WITH SHORTED FIGURE TYPICAL TRANSFER CHARACTERISTICS
POWER AMPLIFIER OUTPUT, (mA)
-45oC 25oC -45oC 25oC 125oC 125oC
CA3020 CA3020A
"ON" "ON"
DIFFERENTIAL AMPLIFIER INPUT, (mV)
FIGURE TEST SETUP
FIGURE CHARACTERISTIC WITH CIRCUIT
FIGURE TYPICAL TRANSFER CHARACTERISTICS
(MAX CURRENT WITH RETURNED THROUGH 10k) POWER AMPLIFIER OUTPUT, (mA) 25oC
(MAX CURRENT WITH RETURNED THROUGH 10k) CA3020 CA3020A
POWER AMPLIFIER COLLECTOR VOLTAGE,
FIGURE TEST SETUP FIGURE CHARACTERISTIC FIGURE "MINIMUM DRIVE" TYPICAL CURRENT-VOLTAGE SATURATION CURVE
CA3020, CA3020A Test Circuits Waveforms
ICC1 VCC1 ICC2 DIFFERENTIAL AMPLIFIER CURRENT (mA) 25oC
(Continued)
CLOSED OPEN
CA3020 CA3020A
DIFFERENTIAL AMPLIFIER SUPPLY VOLTAGE
FIGURE TEST SETUP
FIGURE DIFFERENTIAL AMPLIFIER CHARACTERISTICS ICC1 CURRENT VCC1 VOLTAGE
25oC ZERO SIGNAL OUTPUT AMPLIFIER CURRENT (mA) CLOSED OPEN
DIFFERENTIAL AMPLIFIER SUPPLY VOLTAGE
FIGURE OUTPUT AMPLIFIER CHARACTERISTICS ICC2 CURRENT VCC1 VOLTAGE FIGURE ZERO SIGNAL AMPLIFIER CURRENT DIFFERENTIAL AMPLIFIER SUPPLY VOLTAGE
ICC1 VCC1 ZERO SIGNAL DIFFERENTIAL AMPLIFIER CURRENT (mA) ICC2
VCC1 VCC1 VCC1 VCC1 CLOSED CLOSED OPEN CLOSED
CA3020 CA3020A
TEMPERATURE (oC)
FIGURE TEST SETUP
FIGURE DIFFERENTIAL AMPLIFIER CHARACTERISTICS ICC1 CURRENT AMBIENT TEMPERATURE FIGURE ZERO SIGNAL AMPLIFIER CURRENT AMBIENT TEMPERATURE
CA3020, CA3020A Test Circuits Waveforms
(Continued)
ZERO SIGNAL OUTPUT AMPLIFIER CURRENT (mA)
VCC1 CLOSED VCC1 VCC1 CLOSED OPEN CLOSED VCC1 TEMPERATURE (oC)
FIGURE OUTPUT AMPLIFIER CHARACTERISTICS ICC2 CURRENT AMBIENT TEMPERATURE FIGURE ZERO SIGNAL AMPLIFIER CURRENT AMBIENT TEMPERATURE
VCC1
VCC2
ICC1
ICC2
CURRENTS VOLTAGES -IDLE
OPEN OPEN OPEN CLOSE CLOSE OPEN
OPEN OPEN CLOSE OPEN OPEN CLOSE
CURRENTS VOLTAGES ICC1 ICC2
OPEN OPEN OPEN OPEN OPEN
OPEN OPEN OPEN OPEN OPEN
CA3020 CA3020A
-IDLE -PEAK
-PEAK -CUTOFF -CUTOFF
FIGURE STATIC CURRENT VOLTAGE TEST CIRCUIT
CA3020, CA3020A
PROCEDURES:
+VCC1 +VCC2
Apply desired value VCC1 VCC2 Apply 1kHz input signal adjust 5mVRMS Record resulting value eOUT (reference value).
10µF
SIGNAL SOURCE
CA3020 CA3020A
eOUT
Vary input-signal frequency, keeping constant 5mV, record frequencies above below 1kHz which eOUT decreases below reference value. Record bandwidth frequency range between -3dB points.
FIGURE MEASUREMENT BANDWIDTH -3dB POINTS
+VCC1 ICC1
+VCC2 ICC2
PROCEDURES: Apply desired value VCC1 VCC2 reduce Record resulting values ICC1 ICC2 ZeroSignal Current Drain.
(NOTE)
1kHz SIGNAL SOURCE 0.01 CA3020 CA3020A
Apply desired value VCC1 VCC2 adjust value which Total Harmonic Distortion output amplifier 10%. Record resulting value ICC1 ICC2 Maximum Signal Current Drain. Determine resulting amplifier power output watts record Maximum Power Output (POUT). Calculate Circuit Efficiency follows:
eOUT
NOTE: Push-pull output transformer; load resistance (RL) should selected provide indicated collector-to-collector load impedance (RCC).
where POUT watts, VCC1 VCC2 volts, ICC1 ICC2 amperes. Record value mVRMS required Step Sensitivity (eIN). Calculate Transducer Power Gain (Gp) follows:
10log
where -3000 Note NOTE: Figure definition RIN(10) FIGURE MEASUREMENTS ZERO-SIGNAL CURRENT DRAIN, MAXIMUM-SIGNAL CURRENT DRAIN, MAXIMUM POWER OUTPUT, CIRCUIT EFFICIENCY, SENSITIVITY, TRANSDUCER POWER GAIN
CA3020, CA3020A
+VCC1 +VCC2
PROCEDURES: Input Resistance Terminal Ground (RIN10). Apply desired value VCC1 VCC2 Position
510k 1kHz SIGNAL SOURCE
Adjust 1kHz input desired signal level measurement Adjust e1/2. Record resulting value RIN10
CA3020 CA3020A
Input Resistance Terminal Ground (RIN3). Apply desired value VCC1 VCC2 Position Adjust 1kHz input desired signal level measurement
0.01µF
Adjust e1/2. Record resulting value RIN3
FIGURE MEASUREMENT INPUT RESISTANCE
+VCC1
+VCC2
DISTORTION ANALYZER
1kHz SIGNAL SOURCE 0.01
(NOTE)
BAND-PASS FILTER: 50Hz 15kHz
CA3020 CA3020A
eOUT
VOLTMETER
NOTE: Push-pull output transformer; load resistance (RL) should selected provide indicated collector-to-collector load impedance (RCC).
PROCEDURES: Signal-to-Noise Ratio Close open Apply desired values VCC1 VCC2 Adjust amplifier output 150mW record resulting value EOUT eOUT1 (reference value). Open record resulting value eOUT eOUT2 Signal-to-Noise Ratio 20log
OUT2 OUT1
Total Harmonic Distortion Close open Apply desired values VCC1 VCC2 Adjust desired level amplifier output power. Record Total Harmonic Distortion (THD)
FIGURE MEASUREMENT SIGNAL-TO-NOISE RATIO TOTAL HARMONIC DISTORTION
CA3020, CA3020A
Intersil semiconductor products manufactured, assembled tested under ISO9000 quality systems certification.
Intersil products sold description only. Intersil Corporation reserves right make changes circuit design and/or specifications time without notice. Accordingly, reader cautioned verify that data sheets current before placing orders. Information furnished Intersil believed accurate reliable. However, responsibility assumed Intersil subsidiaries use; infringements patents other rights third parties which result from use. license granted implication otherwise under patent patent rights Intersil subsidiaries. information regarding Intersil Corporation products, site http://www.intersil.com
Sales Office Headquarters
NORTH AMERICA Intersil Corporation 883, Mail Stop 53-204 Melbourne, 32902 TEL: (321) 724-7000 FAX: (321) 724-7240 EUROPE Intersil Mercure Center 100, Fusee 1130 Brussels, Belgium TEL: (32) 2.724.2111 FAX: (32) 2.724.22.05 ASIA Intersil (Taiwan) Ltd. Taiwan Limited 7F-6, Hsing North Road Taipei, Taiwan Republic China TEL: (886) 2716 9310 FAX: (886) 2715 3029

8MHz Power Amps Military, Industrial Commercial Equipment CA3020

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