Datasheet LT3021, LT3021-1.2, LT3021-1.5, LT3021-1.8 (Analog Devices) - 7
| Manufacturer | Analog Devices |
| Description | 500mA, Low Voltage, Very Low Dropout Linear Regulator |
| Pages / Page | 18 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS. GND Pin Current. GND Pin Current vs … |
| File Format / Size | PDF / 326 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. GND Pin Current. GND Pin Current vs ILOAD. SHDN Pin Threshold. SHDN Pin Input Current
Model Line for this Datasheet
- LT3021EDH#PBF LT3021EDH#TRPBF LT3021EDH-1.2#PBF LT3021EDH-1.2#TRPBF LT3021EDH-1.5#PBF LT3021EDH-1.5#TRPBF LT3021EDH-1.8#PBF LT3021EDH-1.8#TRPBF LT3021ES8#PBF LT3021ES8#TRPBF LT3021ES8-1.2#PBF LT3021ES8-1.2#TRPBF LT3021ES8-1.5#PBF LT3021ES8-1.5#TRPBF LT3021ES8-1.8#PBF LT3021ES8-1.8#TRPBF LT3021IS8-1.8#PBF LT3021IS8-1.8#TRPBF
Text Version of Document
LT3021/LT3021-1.2/ LT3021-1.5/LT3021-1.8
TYPICAL PERFORMANCE CHARACTERISTICS GND Pin Current GND Pin Current GND Pin Current
8 8 9 VOUT = 1.2V VOUT = 1.5V VOUT = 1.8V R 7 L = 2.4Ω TJ = 25°C R T L = 3Ω J = 25°C TJ = 25°C I 7 8 L = 500mA IL = 500mA RL = 3.6Ω 6 6 7 IL = 500mA 6 5 5 RL = 4.8Ω RL = 6Ω 5 R 4 IL = 250mA L = 7.2Ω R 4 L = 24Ω IL = 250mA RL = 30Ω IL = 250mA RL = 36Ω I 4 L = 50mA RL = 120Ω I RL = 150Ω I RL = 180Ω 3 I L = 50mA L = 50mA L = 10mA 3 I I R L = 10mA L = 10mA L = 12Ω 3 R RL = 18Ω GND PIN CURRENT (mA) L = 15Ω 2 IL = 100mA GND PIN CURRENT (mA) 2 I GND PIN CURRENT (mA) I L = 100mA 2 L = 100mA 1 1 1 R R L = 1.2k, IL = 1mA L = 1.5k, IL = 1mA RL = 1.8k, IL = 1mA 0 0 0 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 3021 G06 3021 G24 3021 G25
GND Pin Current vs ILOAD SHDN Pin Threshold SHDN Pin Input Current
10 1.0 V 5.0 SHDN = 10V IL = 1mA 9 0.9 4.5 8 0.8 A) μ 4.0 7 0.7 3.5 6 0.6 3.0 5 0.5 2.5 4 0.4 2.0 PIN THRESHOLD (V) 3 0.3 PIN INPUT CURRENT ( 1.5 GND PIN CURRENT (mA) SHDN 2 0.2 SHDN 1.0 1 0.1 0.5 0 0 0 0 100 200 300 400 500 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 8 9 10 LOAD CURRENT (mA) TEMPERATURE (°C) SHDN PIN VOLTAGE (V) 3021 G07 3021 G08 3021 G09 Rev.D For more information www.analog.com 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Typical Performance Characteristics Pin Functions Applications Information Package Description
TYPICAL PERFORMANCE CHARACTERISTICS GND Pin Current GND Pin Current GND Pin Current
8 8 9 VOUT = 1.2V VOUT = 1.5V VOUT = 1.8V R 7 L = 2.4Ω TJ = 25°C R T L = 3Ω J = 25°C TJ = 25°C I 7 8 L = 500mA IL = 500mA RL = 3.6Ω 6 6 7 IL = 500mA 6 5 5 RL = 4.8Ω RL = 6Ω 5 R 4 IL = 250mA L = 7.2Ω R 4 L = 24Ω IL = 250mA RL = 30Ω IL = 250mA RL = 36Ω I 4 L = 50mA RL = 120Ω I RL = 150Ω I RL = 180Ω 3 I L = 50mA L = 50mA L = 10mA 3 I I R L = 10mA L = 10mA L = 12Ω 3 R RL = 18Ω GND PIN CURRENT (mA) L = 15Ω 2 IL = 100mA GND PIN CURRENT (mA) 2 I GND PIN CURRENT (mA) I L = 100mA 2 L = 100mA 1 1 1 R R L = 1.2k, IL = 1mA L = 1.5k, IL = 1mA RL = 1.8k, IL = 1mA 0 0 0 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 INPUT VOLTAGE (V) INPUT VOLTAGE (V) INPUT VOLTAGE (V) 3021 G06 3021 G24 3021 G25
GND Pin Current vs ILOAD SHDN Pin Threshold SHDN Pin Input Current
10 1.0 V 5.0 SHDN = 10V IL = 1mA 9 0.9 4.5 8 0.8 A) μ 4.0 7 0.7 3.5 6 0.6 3.0 5 0.5 2.5 4 0.4 2.0 PIN THRESHOLD (V) 3 0.3 PIN INPUT CURRENT ( 1.5 GND PIN CURRENT (mA) SHDN 2 0.2 SHDN 1.0 1 0.1 0.5 0 0 0 0 100 200 300 400 500 –50 –25 0 25 50 75 100 125 0 1 2 3 4 5 6 7 8 9 10 LOAD CURRENT (mA) TEMPERATURE (°C) SHDN PIN VOLTAGE (V) 3021 G07 3021 G08 3021 G09 Rev.D For more information www.analog.com 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Typical Performance Characteristics Pin Functions Applications Information Package Description
