Datasheet ADP7105 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | 20 V, 500 mA, Low Noise LDO Regulator with Soft Start |
| 页数 / 页 | 26 / 7 — Data Sheet. ADP7105. TYPICAL PERFORMANCE CHARACTERISTICS. 3.35. 1200. … |
| 修订版 | C |
| 文件格式/大小 | PDF / 866 Kb |
| 文件语言 | 英语 |
Data Sheet. ADP7105. TYPICAL PERFORMANCE CHARACTERISTICS. 3.35. 1200. LOAD = 100µA. LOAD = 1mA. LOAD = 10mA. LOAD = 100mA. 1000. 3.33
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Data Sheet ADP7105 TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 7.5 V, VOUT = 5 V, IOUT = 10 mA, CIN = COUT = 1 µF, TA = 25°C, unless otherwise noted.
3.35 1200 LOAD = 100µA LOAD = 100µA LOAD = 1mA LOAD = 1mA LOAD = 10mA LOAD = 10mA LOAD = 100mA 1000 LOAD = 100mA 3.33 LOAD = 300mA LOAD = 300mA LOAD = 500mA LOAD = 500mA A) µ ( 800 3.31 NT (V) UT 600 OV 3.29 UND CURRE 400 RO G 3.27 200 3.25 0 –40 –5 25 85 125
005
–40 –5 25 85 125
008
TJ (°C)
1641-
T
1
J (°C)
1641- 1 Figure 5. Output Voltage vs. Junction Temperature, V Figure 8. Ground Current vs. Junction Temperature, V OUT = 3.3 V OUT = 3.3 V
3.35 800 700 3.33 600 A) µ ( 500 3.31 NT (V) 400 UT OV 3.29 300 UND CURRE RO G 200 3.27 100 3.25 0 0.1 1 10 100 1000 0.1 1 10 100 1000
006 009
ILOAD (mA)
1641-
ILOAD (mA)
1641- 1 1 Figure 6. Output Voltage vs. Load Current, V Figure 9. Ground Current vs. Load Current, V OUT = 3.3 V OUT = 3.3 V
3.35 1200 LOAD = 100µA LOAD = 100µA LOAD = 1mA LOAD = 1mA LOAD = 10mA LOAD = 10mA LOAD = 100mA 1000 LOAD = 100mA 3.33 LOAD = 300mA LOAD = 300mA LOAD = 500mA LOAD = 500mA A) µ ( 800 3.31 NT (V) 600 UT OV 3.29 UND CURRE 400 RO G 3.27 200 3.25 0 4 6 8 10 12 14 16 18 20 4 6 8 10 12 14 16 18 20
007 010
V V IN (V)
1641-
IN (V)
1641- 1 1 Figure 7. Output Voltage vs. Input Voltage, VOUT = 3.3 V Figure 10. Ground Current vs. Input Voltage, VOUT = 3.3 V Rev. C | Page 7 of 26 Document Outline Features Applications Typical Application Circuits General Description Table of Contents Revision History Specifications Input and Output Capacitor, Recommended Specifications Absolute Maximum Ratings Thermal Data Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Applications Information Capacitor Selection Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties Programmable Undervoltage Lockout (UVLO) Soft Start Function Power-Good Feature Noise Reduction of the Adjustable ADP7105 Current-Limit and Thermal Overload Protection Thermal Considerations Printed Circuit Board Layout Considerations Outline Dimensions Ordering Guide
VIN = 7.5 V, VOUT = 5 V, IOUT = 10 mA, CIN = COUT = 1 µF, TA = 25°C, unless otherwise noted.
3.35 1200 LOAD = 100µA LOAD = 100µA LOAD = 1mA LOAD = 1mA LOAD = 10mA LOAD = 10mA LOAD = 100mA 1000 LOAD = 100mA 3.33 LOAD = 300mA LOAD = 300mA LOAD = 500mA LOAD = 500mA A) µ ( 800 3.31 NT (V) UT 600 OV 3.29 UND CURRE 400 RO G 3.27 200 3.25 0 –40 –5 25 85 125
005
–40 –5 25 85 125
008
TJ (°C)
1641-
T
1
J (°C)
1641- 1 Figure 5. Output Voltage vs. Junction Temperature, V Figure 8. Ground Current vs. Junction Temperature, V OUT = 3.3 V OUT = 3.3 V
3.35 800 700 3.33 600 A) µ ( 500 3.31 NT (V) 400 UT OV 3.29 300 UND CURRE RO G 200 3.27 100 3.25 0 0.1 1 10 100 1000 0.1 1 10 100 1000
006 009
ILOAD (mA)
1641-
ILOAD (mA)
1641- 1 1 Figure 6. Output Voltage vs. Load Current, V Figure 9. Ground Current vs. Load Current, V OUT = 3.3 V OUT = 3.3 V
3.35 1200 LOAD = 100µA LOAD = 100µA LOAD = 1mA LOAD = 1mA LOAD = 10mA LOAD = 10mA LOAD = 100mA 1000 LOAD = 100mA 3.33 LOAD = 300mA LOAD = 300mA LOAD = 500mA LOAD = 500mA A) µ ( 800 3.31 NT (V) 600 UT OV 3.29 UND CURRE 400 RO G 3.27 200 3.25 0 4 6 8 10 12 14 16 18 20 4 6 8 10 12 14 16 18 20
007 010
V V IN (V)
1641-
IN (V)
1641- 1 1 Figure 7. Output Voltage vs. Input Voltage, VOUT = 3.3 V Figure 10. Ground Current vs. Input Voltage, VOUT = 3.3 V Rev. C | Page 7 of 26 Document Outline Features Applications Typical Application Circuits General Description Table of Contents Revision History Specifications Input and Output Capacitor, Recommended Specifications Absolute Maximum Ratings Thermal Data Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Applications Information Capacitor Selection Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties Programmable Undervoltage Lockout (UVLO) Soft Start Function Power-Good Feature Noise Reduction of the Adjustable ADP7105 Current-Limit and Thermal Overload Protection Thermal Considerations Printed Circuit Board Layout Considerations Outline Dimensions Ordering Guide