Datasheet ADP7105 (Analog Devices) - 8
| Fabricante | Analog Devices |
| Descripción | 20 V, 500 mA, Low Noise LDO Regulator with Soft Start |
| Páginas / Página | 26 / 8 — ADP7105. Data Sheet. 160. 1400. 3.3V 4.0V. 140. 6.0V 8.0V. 1200. 12.0V. … |
| Revisión | C |
| Formato / tamaño de archivo | PDF / 866 Kb |
| Idioma del documento | Inglés |
ADP7105. Data Sheet. 160. 1400. 3.3V 4.0V. 140. 6.0V 8.0V. 1200. 12.0V. 120. 20.0V. µ (. A) 1000. 100. 800. N CURRE W. 600. UND CURRE. HUT. 400
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ADP7105 Data Sheet 160 1400 3.3V 4.0V 140 6.0V 8.0V 1200 12.0V A) 120 20.0V µ ( A) 1000 µ ( NT 100 NT 800 80 N CURRE W 600 60 DO UND CURRE RO HUT 400 G S 40 LOAD = 5mA LOAD = 10mA LOAD = 100mA 20 200 LOAD = 200mA LOAD = 300mA LOAD = 500mA 0 0
1
–50 –25 0 25 50 75 100 125
1 0
3.1 3.2 3.3 3.4 3.5 3.6 3.7
014
TEMPERATURE (°C)
1641- 1
VIN (V)
1641- 1 Figure 11. Shutdown Current vs. Temperature at Various Input Voltages Figure 14. Ground Current vs. Input Voltage (in Dropout), VOUT = 3.3 V
350 5.05 VOUT = 3.3V LOAD = 100µA TA = 25°C 5.04 LOAD = 1mA 300 LOAD = 10mA LOAD = 100mA 5.03 LOAD = 300mA V) LOAD = 500mA 250 5.02 E (m G A 5.01 200 LT (V) O 5.00 UT V O 150 V UT 4.99 O P 100 4.98 DRO 4.97 50 4.96 0 4.95 1 10 100 1000
012
–40°C –5°C 25°C 85°C 125°C
015
ILOAD (mA)
1641-
T
1
J (°C)
1641- 1 Figure 12. Dropout Voltage vs. Load Current, V Figure 15. Output Voltage vs. Junction Temperature, V OUT = 3.3 V OUT = 5 V
3.4 5.05 5.04 3.3 5.03 3.2 5.02 5.01 3.1 (V) (V) 5.00 UT UT O O V 3.0 V 4.99 2.9 4.98 LOAD = 5mA LOAD = 10mA 4.97 LOAD = 100mA 2.8 LOAD = 200mA LOAD = 300mA 4.96 LOAD = 500mA 2.7 4.95 3.1 3.2 3.3 3.4 3.5 3.6 3.7 0.1 1 10 100 1000
013 016
VIN (V)
1641-
ILOAD (mA)
1641- 1 1 Figure 13. Output Voltage vs. Input Voltage (in Dropout), V Figure 16. Output Voltage vs. Load Current, V OUT = 3.3 V OUT = 5 V Rev. C | Page 8 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
1
–50 –25 0 25 50 75 100 125
1 0
3.1 3.2 3.3 3.4 3.5 3.6 3.7
014
TEMPERATURE (°C)
1641- 1
VIN (V)
1641- 1 Figure 11. Shutdown Current vs. Temperature at Various Input Voltages Figure 14. Ground Current vs. Input Voltage (in Dropout), VOUT = 3.3 V
350 5.05 VOUT = 3.3V LOAD = 100µA TA = 25°C 5.04 LOAD = 1mA 300 LOAD = 10mA LOAD = 100mA 5.03 LOAD = 300mA V) LOAD = 500mA 250 5.02 E (m G A 5.01 200 LT (V) O 5.00 UT V O 150 V UT 4.99 O P 100 4.98 DRO 4.97 50 4.96 0 4.95 1 10 100 1000
012
–40°C –5°C 25°C 85°C 125°C
015
ILOAD (mA)
1641-
T
1
J (°C)
1641- 1 Figure 12. Dropout Voltage vs. Load Current, V Figure 15. Output Voltage vs. Junction Temperature, V OUT = 3.3 V OUT = 5 V
3.4 5.05 5.04 3.3 5.03 3.2 5.02 5.01 3.1 (V) (V) 5.00 UT UT O O V 3.0 V 4.99 2.9 4.98 LOAD = 5mA LOAD = 10mA 4.97 LOAD = 100mA 2.8 LOAD = 200mA LOAD = 300mA 4.96 LOAD = 500mA 2.7 4.95 3.1 3.2 3.3 3.4 3.5 3.6 3.7 0.1 1 10 100 1000
013 016
VIN (V)
1641-
ILOAD (mA)
1641- 1 1 Figure 13. Output Voltage vs. Input Voltage (in Dropout), V Figure 16. Output Voltage vs. Load Current, V OUT = 3.3 V OUT = 5 V Rev. C | Page 8 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