AS321 BCDSEMI | Alldatasheet

Document overview

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Technical content

Features

  • Excellent Phase Margin: 60 deg.
  • Large V oltage Gain: 100dB (Typical)
  • Low Input Bias Current: 20nA (Typical)
  • Low Input Offset V oltage: 2mV (Typical)
  • Low Supply Current: 0.35mA at VCC=5V
  • Wide Power Supply V oltage: Single Supply: 3V to 36V Dual Supplies: ±1.5V to ±18V
  • Wide Input Common Mode V oltage Range: 0V to V CC-1.5V

Applications

  • Battery Charger
  • Active Filters
  • General Purpose Controllers, Instruments

Figure 1. Package Type of AS321

LOW POWER SINGLE OPERATIONAL AMPLIFIER AS321 Data Sheet Jul. 2006 Rev. 1. 0 BCD Semiconductor Manufacturing Limited Parameter Symbol Value Unit Power Supply V oltage VS (VCC-VEE) 40 V Differential Input V oltage VID 40 V Input V oltage VIN -0.3 to 40 V Thermal Resistance to Ambient Rθ JA 260 oC/W Operating Junction Temperature TJ 150 oC Storage Temperature Range TSTG -65 to 150 oC Lead Temperature (Soldering, 10 Seconds) TLEAD 260 oC Note 1: Stresses greater than those lis ted under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only, and functional operation of the de vice at these or a ny other conditions be yond those indicated under "Recommended Operating Conditions" is not implied. Exposure to "Absolute Maximum Ratings" for extended periods may affect device reliability. Absolute Maximum Ratings (Note 1) Recommended Operating Conditions Parameter Symbol Min Max Unit Supply V oltage V CC 33 6V Ambient Operating Temperature Range T A -40 85 oC

Ordering Information

BCD Semiconductor's Pb-free products, as designated with "E1" suffix in the part number, are RoHS compliant. Package Temperature Range Part Number Marking ID Packing Type Lead Free Lead Free SOT-23-5L -40 to 85oC AS321KTR-E1 E6T Tape & Reel Circuit Type Package E1: Lead Free AS321 TR: Tape and Reel K: SOT-23-5L

LOW POWER SINGLE OPERATIONAL AMPLIFIER AS321 Data Sheet Jul. 2006 Rev. 1. 0 BCD Semiconductor Manufacturing Limited

Electrical Characteristics

Parameter Symbol Conditions Min Typ Max Unit Input Offset V oltage VIO VO=1.4V , RS=0Ω, VCC=5V to 30V (Note mV Average Temperature Coeffi- cient of Input Offset V oltage ∆VIO/∆T TA=-40 to 85oC 7 µV/oC Input Bias Current IBIAS IIN+ or IIN-, VCM=0V 20 100 nA 200 Input Offset Current IIO IIN+ - IIN-, VCM=0V 53 0 nA 100 Input Common Mode V oltage Range (Note 4) VCM VCC=30V , CMRR≥50dB 0 VCC-1.5 V Supply Current ICC RL=∞, VCC=5V 0.35 0.80 mA 0.45 1.0 RL=∞, VCC=30V 0.45 1.2 mA 0.65 1.5 Large Signal V oltage Gain GV VCC=15V , VO=1V to 11V , RL≥2kΩ 85 100 dB Common Mode Rejection Ratio CMRR VCM=0V to (VCC-1.5)V , RS≤10kΩ 60 70 dB Power Supply Rejection Ratio PSRR VCC=5V to 30V , RS≤10kΩ 70 100 dB Output Current Source ISOURCE VIN+=1V , VIN-=0V , VCC=15V , VO=2V 20 40 mA Sink ISINK VIN+=0V , VIN-=1V , VCC=15V , VO=2V 10 15 mA VIN+=0V , VIN-=1V , VCC=15V , VO=0.2V 12 50 µA Output Short Circuit Current to Ground ISC VCC=15V 40 60 mA Output V oltage Swing VOH VCC=30V , RL=2kΩ 26 V26 VCC=30V , RL=10kΩ 27 28 VOL VCC=5V , RL= 10kΩ 52 0 mV Limits in standard typeface are for TA=25oC, bold typeface applies over -40oC to 85oC (Note 2), VCC=5V , VEE=0V , VO=1.4V unless otherwise specified.

Note 2: Limits over the full temperature are guaranteed by design, but not tested in production. Note 3: Over the full input common-mode range 0V to VCC-1.5V(at 25oC). both inputs can go to +36V without damages, independent of the magnitude of the VCC. Figure 4. Input Voltage Range Figure 5. Input Current

LOW POWER SINGLE OPERATIONAL AMPLIFIER AS321 Data Sheet Jul. 2006 Rev. 1. 0 BCD Semiconductor Manufacturing Limited Mechanical Dimensions SOT-23-5L Unit: mm(inch) 2.820(0.111) 2.650(0.104) 1.500(0.059) 0.000(0.000) 1.050(0.041) 0.300(0.012) 0.950(0.037) 1.050(0.041) 0.100(0.004) 0.200(0.008) 0.300(0.012) 3.020(0.119) 1.700(0.067) 2.950(0.116) 0.400(0.016) 1.250(0.049) 0.100(0.004) 1.150(0.045) 0.200(0.008) 0.600(0.024) 1.800(0.071) 2.000(0.079) 0.700(0.028) REF TYP

BCD Semiconductor Manufacturing Limited reserves the right to make changes without further notice to any products or specifi- cations herein. BCD Semiconductor Manufacturing Limited does not assume any responsibility for use of any its products for any particular purpose, nor does BCD Semiconductor Manufacturing Limited assume any liability arising out of the application or use of any its products or circuits. BCD Semiconductor Manufacturing Limited does not convey any license under its patent rights or other rights nor the rights of others. - Wafer Fab Shanghai SIM-BCD Semiconductor Manufacturing Limited 800, Yi Shan Road, Shanghai 200233, China Tel: +86-21-6485 1491, Fax: +86-21-5450 0008 BCD Semiconductor Manufacturing Limited MAIN SITE REGIONAL SALES OFFICE Shenzhen Office Shanghai SIM-BCD Semiconductor Manufacturing Co., Ltd. Shenzhen Office Advanced Analog Circuits (Shanghai) Corporation Shenzhen Office 27B, Tower C, 2070, Middle Shen Nan Road, Shenzhen 518031, China Tel: +86-755-8368 3987, Fax: +86-755-8368 3166 Taiwan Office BCD Semiconductor (Taiwan) Company Limited 4F, 298-1, Rui Guang Road, Nei-Hu District, Taipei, Taiwan Tel: +886-2-2656 2808, Fax: +886-2-2656 2806 USA Office BCD Semiconductor Corporation 3170 De La Cruz Blvd., Suite 105, Santa Clara, CA 95054-2411, U.S.A Tel: +1-408-988 6388, Fax: +1-408-988 6386 - IC Design Group Advanced Analog Circuits (Shanghai) Corporation 8F, Zone B, 900, Yi Shan Road, Shanghai 200233, China Tel: +86-21-6495 9539, Fax: +86-21-6485 9673 BCD Semiconductor Manufacturing Limited http://www.bcdsemi.com