AP4301 BCD Semiconductor Manufacturing Limited, AP4301 Datasheet

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AP4301

Manufacturer Part Number
AP4301
Description
Dual Opamp And Voltage Reference - Bcd Semiconductor Manufacturing Limited
Manufacturer
BCD Semiconductor Manufacturing Limited
Datasheet
March, 2003
Advanced Analog Circuits
General Description
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 corre-
sponding reduction in system complexity and cost.
DUAL OPAMP AND VOLTAGE REFERENCE
SOIC-8
Figure 1. Package Types of AP4301
1
Features
Applications
Input offset voltage: 0.5mV
Supply current: 250PA per Op-Amp at 5.0V sup-
ply voltage
Unity gain bandwidth: 1MHz
Output voltage swing: 0 to (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
Battery charger
Switch mode power supply
DIP-8
CC
- 1.5)V
Data Sheet
AP4301
Rev.1.0

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AP4301 Summary of contents

Page 1

... Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE General Description 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 ...

Page 2

... Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE Pin Configuration OUTPUT 1 INPUT 1- INPUT GND Functional Block Diagram OUTPUT 1 INPUT 1 GND Figure 3. Functional Block Diagram of AP4301 March, 2003 OUTPUT 2 6 INPUT INPUT 2+ Top View Figure 2. Pin configuration of AP4301 ...

Page 3

... Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE Functional Block Diagram (Continued) - INPUTS + GND Figure 4. OPAMP Functional Block Diagram Figure 5. Voltage Reference Functional Block Diagram March, 2003 4uA 6uA 100uA 10PA (Each Amplifier) 20PA 20PA 3 Data Sheet AP4301 Rsc OUTPUT  GND Rev.1.0 ...

Page 4

... Temperature Part Number Range o AP4301AP-C - AP4301BP-C AP4301AP-D AP4301BP-D AP4301AM-C AP4301BM-C AP4301AM-D AP4301BM-D AP 4301 Output Voltage Reference C: 1.25V D: 1.24V 4 Data Sheet AP4301 Marking ID Packing Type AP4301AP-C Tube AP4301BP-C AP4301AP-D AP4301BP-D AP4301AM-C Tube/Reel AP4301BM-C AP4301AM-D AP4301BM-D Package M:SOIC-8 P: DIP-8 Rev.1.0 ...

Page 5

... Recommended Operating Ratings Parameter Supply Voltage Ambient Temperature March, 2003 Symbol Value 0 0 100 K P DIP-8 800 D SOIC-8 500 T -65 to 150 STG - t200 Min Max Data Sheet AP4301 Unit Unit Rev.1.0 ...

Page 6

... CC A Parameter Conditions Total Supply Current, excluding Cur- V rent in Voltage Reference V Voltage Reference Section Refeence Voltage for AP4301 Reference Voltage for AP4301 Reference Voltage Deviation I K Over Full Temperature Range Minimum Cathode Current for Regulation Dynamic Impedance I K OPAMP 1 Section ( ...

Page 7

... 10k 10k - 18V 2k 0 100pF L = 18V 2k 100pF 10mV, f=100kHz 7 Data Sheet AP4301 Min Typ Max Unit 0 PV 150 1 100 dB ...

Page 8

... C) Figure 7. Reference Voltage vs. Ambient Temperature 150 100 50 0 -50 -100 -150 -1 1 Figure 9. Cathode Current vs. Cathode Voltage 8 Data Sheet AP4301 AP4301 100 120 o Amibient Temperature ( C) AP4301 REF Cathode Voltage (V) Rev.1.0 ...

Page 9

... Ambient Temperature ( C) Figure10. Input Bias Current vs. Ambient Temperature March, 2003 110 100 100 120 0 2 Figure 11. Operational Amplifier Voltage Gain 9 Data Sheet AP4301 R = =20K : Supply Voltage (V) Rev.1.0 ...

Page 10

... Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE Typical Application R1 Opto Isolator AC SMPS Line Current R2 Sense March, 2003 OPAMP OPAMP AP4301 REF Figure 12. Typical Application of AP4301 10 Data Sheet AP4301 Battery Pack Rev.1.0 ...

Page 11

... Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE Mechanical Dimensions x March, 2003 DIP - 8 11 Data Sheet AP4301 Rev.1.0 ...

Page 12

... Advanced Analog Circuits DUAL OPAMP AND VOLTAGE REFERENCE Mechanical Dimensions (Continued March, 2003 SOIC - Data Sheet AP4301 Rev.1.0 ...

Page 13

IA LOW DROPOUT LINEAR REGULATOR USA: 1510 Montague Expressway, San Jose, CA 95131, USA China: 8th Floor, Zone B, 900 Yi Shan Road, Shanghai 200233, China Taiwan: Room 2210, 22nd Fl, 333, Keelung Road, Secretary 1, Taipei, Taiwan Tel: 886-2-2564-3699, ...

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