L272A FAIRCHILD | Alldatasheet

Document overview

  • Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
  • PDF pages: 8

Technical content

Features

I Output Current up to 0.7A I Operates at Low Voltage (VS(MIN) = 4V) I Low Saturation Voltage (Ip = 0.5A, VO = 1.5V) I Thermal Shutdown (TSD = 160×C) Ground Compatible Inputs I Ground Compatible Inputs I Large Common Mode & Differential Mode Range

Applications

 Servo Amplifier  Power Supply  Compact Disc V C R M o n i t o r Ordering Code: Product Number Package Packing Operating Temperature L272M 8-DIP Tube /c16 25/c113 C to /c14 85/c113 C L272D2 16-SOP Tube L272D2TF 16-SOP Tape and Reel L272AM 8-DIP Tube L272AD2 16-SOP Tube L272AD2TF 16-SOP Tape and Reel

www.fairchildsemi.com 2 L272  L272A Internal Block Diagram Pin Definitions Pin Number Pin Name Pin Function Description8-DIP 16-SOP 1 16 OUTPUT1 Amp Output 1

21 V CC Positive Supply Voltage

EE /GND Negative Supply Voltage (GND)

57 I N P U T /c16 2 Amp Negative Input 2

68 I N P U T /c14 2 Amp Positive Input 2

79 I N P U T /c14 1 Amp Positive Input 1

8 10 INPUT /c16 1 Amp Negative Input 1

3 www.fairchildsemi.com L272  L272A Absolute Maximum Ratings(Note 1) Thermal Data Note 1: The “Absolute Maximum Ratings” are those values beyond which the safety of the device cannot be guaranteed. The device should not be operated at these limits. The parametric values defined in the Electrical Characteristics tables are not guaranteed at the absolute maximum ratings. Electrical Characteristics (L272) (VCC /c32 /c14 12V, VEE /c32 /c16 12V, TA /c32 25/c113 C unless otherwise specified) Note 2: Guaranteed by design. Not 100% tested in production. Parameter Symbol Value Units Supply Voltage V CC 40 V Input Voltage V I VS V Differential Input Voltage V I(DIFF) ❏ /c114 VS V DC Output Current I O 0.7 A Peak Output Current (Non Repetitive) I P 1A Power Dissipation At: Tamb /c32 50/c113 CP tot 1W Operating Temperature Range Top /c16 25 to 85 /c113 C Storage and Junction Temperature T stg, Tj /c16 40 to 150 /c113 C Parameter Symbol Value Unit Thermal Resistance Junction-Ambient Maximum 8-DIP R /c84 ja 100 /c113 C/W 16-SOP 190 Parameter Symbol Conditions Min Typ Max Units Supply Voltage (VCC - VEE )V S 4.0 28.0 V Supply Current I S VO /c32 VCC /2 VCC /c32 24V, VEE /c32 0V 8.0 12.0 mA VCC /c32 12V, VEE /c32 0V 7.5 11.0 mA Input Bias Current I BIAS 0.3 2.5 /c80 A Input Offset Voltage V IO 15.0 60.0 mV Input Offset Current I IO 50.0 250 nA Slew Rate SR V IN /c32 1VPP , Unit Gain 1.0 V/ /c80 s Gain-Bandwidth Product GBW 350 kHz Input Resistance R I 500 k /c58 Large Signal G V VO(pp) /c32 /c114 10V 65.0 75.0 dB Input Noise Voltage e N B /c32 20 kHz 10.0 /c80 V Input Noise Current I N B /c32 20 kHz 200 pA Common Mode Rejection Ratio CMRR 60.0 75.0 dB Supply Voltage Rejection Ratio PSRR V CC /c32 /c14 15V, VEE /c32 /c16 15V 54.0 62.0 dB VCC /c32 /c14 5V, VEE /c32 /c16 5V Output Voltage Swing V O VCC /c32 24V, VEE /c32 0V IP /c32 0.1A 21.0 23.0 V IP /c32 0.5A 21.0 22.5 V Channel Separation C S f /c32 1 kHz; RL /c32 10/c58 , GV /c32 30 dB 60.0 dB Total Harmonic Distortion THD f /c32 1 kHz; GV /c32 1dB, RL /c32  0.5 % Thermal Shutdown Temperature (Note 2) TSD 160 /c113 C

www.fairchildsemi.com 4 L272  L272A Electrical Characteristics (L272A) (VCC /c32 /c14 12V, VEE /c32 /c16 12V, TA /c32 25/c113 C unless otherwise specified) Note 3: Guaranteed by design. Not 100% tested in production. Parameter Symbol Conditions Min Typ Max Units Supply Voltage (VCC - VEE )V S 4.0 28.0 V Supply Current I S VO /c32 VCC /2 VCC /c32 24V, VEE /c32 0V 8.0 12.0 mA VCC /c32 12V, VEE /c32 0V 7.5 11.0 mA Input Bias Current I BIAS 0.1 1.0 /c80 A Input Offset Voltage V IO 7.0 30.0 mV Input Offset Current I IO 20.0 100 nA Slew Rate SR V IN /c32 1VPP , Unit Gain 1.0 V/ /c80 s Gain-Bandwidth Product GBW 350 kHz Input Resistance R I 500 k /c58 Large Signal G V VO(pp) /c32 /c114 10V 65.0 75.0 dB Input Noise Voltage e N B /c32 20 kHz 10.0 /c80 V Input Noise Current I N B /c32 20 kHz 200 pA Common Mode Rejection Ratio CMRR 60.0 75.0 dB Supply Voltage Rejection Ratio PSRR V CC /c32 /c14 15V, VEE /c32 /c16 15V 54.0 62.0 dB VCC /c32 /c14 5V, VEE /c32 /c16 5V Output Voltage Swing V O VCC /c32 24V, VEE /c32 0V IP /c32 0.1A 21.0 23.0 V IP /c32 0.5A 21.0 22.5 V Channel Separation C S f /c32 1 kHz; RL /c32 10/c58 , GV /c32 30 dB 60.0 dB Total Harmonic Distortion THD f /c32 1 kHz; GV /c32 1dB, RL /c32  0.5 % Thermal Shutdown Temperature (Note 2) TSD 160 /c113 C

www.fairchildsemi.com 6 L272  L272A Application /c31 Tilt Coil Current Circuit in Monitor, 8-DIP Package/c33

7 www.fairchildsemi.com L272  L272A Physical Dimensions inches (millimeters) unless otherwise noted

www.fairchildsemi.com 8 L272  L272A Dual Power Operational Amplifier Physical Dimensions inches (millimeters) unless otherwise noted (Continued) Fairchild does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and Fairchild reserves the right at any time without notice to change said circuitry and specifications. LIFE SUPPORT POLICY FAIRCHILD ’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be rea- sonably expected to result in a significant injury to the user. 2. A critical component in any component of a life support device or system whose failure to perform can be rea- sonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com