Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 General Description Features The AP4301 is a monolithic IC specifically designed to control the output current and voltage levels of switch mode battery chargers and power supplies. · · The device contains two operational amplifiers and a precision shunt regulator. OPAMP 1 is designed for voltage control, whose non-inverting input internally connects to the ouput of the shunt regulator. OPAMP 2 is for current control with both inputs uncommitted. The IC offers the power converter designer a control solution that features increased precision with a corresponding reduction in system complexity and cost. · · Input offset voltage: 0.5mV Supply current: 250µA per Op-Amp at 5.0V supply voltage Unity gain bandwidth: 1MHz Output voltage swing: 0 to (VCC - 1.5)V · · · · · Power supply range: 3 to 18V Fixed output voltage reference: 1.25V, 1.24V Voltage tolerance: 0.5%, 1% Sink current capability from 0.1 to 80mA Package types: DIP-8 and SOIC-8 Applications · · SOIC-8 Battery charger Switch mode power supply DIP-8 Figure 1. Package Types of AP4301 March, 2003 1 Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Pin Configuration OUTPUT 1 1 8 VCC INPUT 1- 2 7 OUTPUT 2 INPUT 1+ / VKA 3 6 INPUT 2- GND 4 5 INPUT 2+ Top View Figure 2. Pin configuration of AP4301 Functional Block Diagram OUTPUT 1 1 - 8 VCC 7 OUTPUT 2 + 2 INPUT 1 + 3 6 INPUT 2 GND 4 5 Figure 3. Functional Block Diagram of AP4301 March, 2003 2 Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Functional Block Diagram (Continued) VCC 6uA 4uA 100uA Rsc INPUTS + OUTPUT 50µA 10µA GND Figure 4. OPAMP Functional Block Diagram (Each Amplifier) VKA 20µA 20µA GND Figure 5. Voltage Reference Functional Block Diagram March, 2003 3 Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Ordering Information Package Reference Voltage Voltage Tolerance Temperature Range Part Number Marking ID Packing Type DIP-8 1.25V 0.5% -40 to 85oC AP4301AP-C AP4301AP-C Tube 1% AP4301BP-C AP4301BP-C 0.5% AP4301AP-D AP4301AP-D 1% AP4301BP-D AP4301BP-D 0.5% AP4301AM-C AP4301AM-C 1% AP4301BM-C AP4301BM-C 0.5% AP4301AM-D AP4301AM-D 1% AP4301BM-D AP4301BM-D 1.24V SOIC-8 1.25V 1.24V Tube/Reel AP 4301 X X - X Output Voltage Reference Circuit Type C: 1.25V D: 1.24V Voltage Tolerence A:0.5% B:1% March, 2003 Package M:SOIC-8 P: DIP-8 4 Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Absolute Maximum Ratings Parameter Symbol Value Unit Power Supply Voltage (VCC to GND) VCC 20 V OPAMP 1 and 2 Input Voltage Range (Pins 2, 5, 6) VIN - 0.3 to VCC - 0.3 V OPAMP 2 Input Differential Voltage (Pins 5, 6) VID 20 V Voltage Reference Cathode Current (Pin 3) IK 100 mA Power Dissipation PD Storage Temperature Range DIP-8 800 SOIC-8 500 TSTG -65 to 150 - ≥ 200 ESD Protection Voltage (Machine Model) mW o C V Note: Stresses greater than those listed under "Absolute Maximum Ratings " may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under "Recommended Operation Ratings " is not implied. Exposure to "Absolute Maximum Ratings " for extended periods may affect device reliability. Recommended Operating Ratings Parameter Min Max Unit 3 18 V -40 85 Supply Voltage Ambient Temperature March, 2003 5 o C Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Electrical Characteristics Operating Conditions: VCC = +5V, TA= 25oC unless otherwise specified. Parameter Conditions Min Total Supply Current, excluding Cur- V = 5V, no load, -40 C ≤T ≤85 C CC A rent in Voltage Reference VCC = 18V, no load, -40oC ≤TA ≤85oC o o Typ Max Unit 0.5 0.8 mA 0.6 1.2 1.250 1.256 Voltage Reference Section Refeence Voltage for AP4301-C Reference Voltage for AP4301- D IK = 10mA 0.5% tolerance 1.244 TA = 25oC 1% tolerance 1.237 IK = 10mA 0.5% tolerance 1.234 1% tolerance 1.227 TA = Reference Voltage Deviation Over Full Temperature Range 25oC IK = 10mA, TA = -40 to 85oC Minimum Cathode Current for Regulation Dynamic Impedance IK = 1.0 to 80mA, f<1kHz V 1.263 1.240 1.246 V 1.252 5 17 mV 0.2 1 mA 0.2 0.5 Ω 3 mV OPAMP 1 Section (VCC = 5V, VO = 1.4V, TA = 25oC, unless otherwise noted) Input Offset Voltage 0.5 TA = 25oC Input Offset Voltage Temperature Drift TA = -40 to 85oC 5 TA = -40 to 85oC 7 µV/ oC 150 nA 20 Input Bias Current (Inverting Input T = 25oC A Only) Large Signal Voltage Gain VCC = 15V, RL = 2KΩ, VO = 1.4 to 11.4V 85 100 dB Power Supply Rejection Ratio VCC = 5 to 18V 70 90 dB Output Current Source VCC = 15V, VID = 1V, VO =2V 20 40 mA Sink VCC = 15V, VID = -1V, VO = 2V 10 20 mA Output Voltage Swing (High) VCC = 18V, RL = 10KΩ, VID = 1V 16 16.5 V Output Voltage Swing (Low) VCC = 18V, RL = 10KΩ, VID = -1V Slew Rate VCC = 18V, RL = 2kΩ, AV = 1, VIN = 0.5 to 2V, CL = 100pF 0.2 0.5 V/µ s Gain Bandwidth Product VCC = 18V, RL = 2kΩ, CL = 100pF, VIN = 10mV, f = 100kHz 0.5 1 MHz March, 2003 6 17 100 mV Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Electrical Characteristics (Continued) Operating Conditions: VCC = +5V, TA= 25oC unless otherwise specified. Parameter Conditions Min Typ Max Unit 3 mV OPAMP2 Section (VCC = 5V, VO = 1.4V, TA = 25oC, unless otherwise noted ) Input Offset Voltage 0.5 TA = 25oC 5 TA = -40 to 85oC Input Offset Voltage Temperature T = -40 to 85oC A Drift 7 Input Offset Current TA = 25oC 2 30 nA Input Bias Current TA = 25oC 20 150 nA Input Voltage Range VCC = 0 to 18V 0 VCC - 1.5 V Common Mode Rejection Ratio TA = 25oC, VCM = 0 to 3.5V 70 85 dB Large Signal Voltage Gain VCC = 15V, RL = 2kΩ , VO = 1.4 to 11.4V 85 100 dB Power Supply Rejection Ratio VCC = 5 to 18V 70 90 dΒ Output Current Source VCC = 15V , VID = 1V, VO = 2V 20 40 mA Sink VCC = 15V, VID = -1V, VO = 2V 10 20 mA Output Voltage Swing ( High ) VCC = 18 , RL = 10kΩ , VID = 1V 16 16.5 V Output Voltage SWing ( Low ) VCC = 18 , RL = 10kΩ , VID = -1V Slew Rate VCC = 18V, RL = 2kΩ , AV = 1, VIN = 0.5 to 2V , CL = 100pF 0.2 0.5 V/µ s Gain Bandwidth Product VCC = 18V, RL = 2kΩ, CL = 100pF, VIN = 10mV, f=100kHz 0.5 1 MHz March, 2003 7 17 µV/oC 100 mV Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Typical Characteristics 1.244 1.254 AP4301-D 1.252 Reference Voltage (V) Reference Voltage (V) 1.242 AP4301-C 1.250 1.248 1.240 1.238 1.236 1.234 1.232 1.246 -40 -20 0 20 40 60 80 100 1.230 -40 120 o 20 40 60 80 100 120 Figure 7. Reference Voltage vs. Ambient Temperature 150 150 100 100 AP4301-C VKA=VREF Cathode Current (mA) Cathode Current (mA) 0 Amibient Temperature ( C) Figure 6. Reference Voltage vs. Ambient Temperature o 50 TA=25 C 0 -50 AP4301-D VKA=VREF o TA=25 C 50 0 -50 -100 -100 -150 -20 o Amibient Temperature ( C) -150 -1 0 1 Figure 8. Cathode Current vs. Cathode Voltage March, 2003 -1 0 1 Cathode Voltage (V) Cathode Voltage (V) Figure 9. Cathode Current vs. Cathode Voltage 8 Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Typical Characteristics (Continued) 30 110 100 20 Voltage Gain(dB) Input Bias Current (nA) 25 15 10 -20 0 20 40 60 80 100 60 120 o Ambient Temperature ( C) RL=2KΩ RL=20KΩ 0 2 4 6 8 10 12 14 16 18 20 Supply Voltage (V) Figure10. Input Bias Current vs. Ambient Temperature March, 2003 80 70 5 0 -40 90 9 Figure 11. Operational Amplifier Voltage Gain Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Typical Application R1 Opto Isolator 5 + OPAMP 2 AC Line 7 - SMPS 6 Battery Pack R6 R4 R3 R5 R7 8 Current R2 Sense 2 OPAMP 1 4 3 VREF 1 + AP4301 R8 Figure 12. Typical Application of AP4301 March, 2003 10 Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Mechanical Dimensions DIP - 8 7.62±0.25 5° 9.2±0.10 6° 6° 4° 3.30±0.30 1.46±0.31 4° 0.7 φ3×0.15±0.05 0.254 0.457 0.28±0.07 2.54 10.0MAX R0.75 March, 2003 6.60±0.50 0.13MIN 11 Rev.1.0 Data Sheet Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE AP4301 Mechanical Dimensions (Continued) 0.2±0.10 7° 0.70±0.025 4.9±0.10 7° 0.22±0.03 1.55±0.20 SOIC - 8 0.32 8° 8° D 6.00±0.20 0.90 1.00 3.90±0.10 φ0.8 0.20 D 20:1 4° ±4° R0.15 R0.15 3° ±2° 0.42±0.09 March, 2003 12 Rev.1.0 IA LOW DROPOUT LINEAR REGULATOR AZ1117 Advanced Analog Circuits http://www.aacmicro.com USA: 1510 Montague Expressway, San Jose, CA 95131, USA China: 8th Floor, Zone B, 900 Yi Shan Road, Shanghai 200233, China Tel: 408-433-9888, Fax: 408-432-9888 Tel: 86-21-6495-9539, Fax: 86-21-6485-9673 Taiwan: Room 2210, 22nd Fl, 333, Keelung Road, Secretary 1, Taipei, Taiwan Tel: 886-2-2564-3699, Fax: 886-2-2564-3770 IMPORTANT NOTICE Advanced Analog Circuits Corporation reserves the right to make changes to its products or specifications at any time, without notice, to improve design or performance and to supply the best possible product. Advanced Analog Circuits does not assume any responsibility for use of any circuitry described other than the circuitry embodied in Advanced Analog Circuits' products. The company makes no representation that circuitry described herein is free from patent infringement or other rights of Advanced Analog Circuits Corporation.