Datasheet LT1121, LT1121-3.3, LT1121-5 (Analog Devices) - 6

Производитель	Analog Devices
Описание	Micropower Low Dropout Regulators with Shutdown
Страниц / Страница	16 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. LT1121-3.3. LT1121-5. LT1121. Ground …
Формат / Размер файла	PDF / 275 Кб
Язык документа	английский

TYPICAL PERFORMANCE CHARACTERISTICS. LT1121-3.3. LT1121-5. LT1121. Ground Pin Current. Shutdown Pin Threshold. (On-to-Off)

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LT1121

LT1121ACS8#PBF LT1121ACS8#PBF LT1121ACS8#TRPBF LT1121ACS8#TRPBF LT1121ACS8-3.3#PBF LT1121ACS8-3.3#PBF LT1121ACS8-3.3#TRPBF LT1121ACS8-3.3#TRPBF LT1121ACS8-5#PBF LT1121ACS8-5#PBF LT1121ACS8-5#TRPBF LT1121ACS8-5#TRPBF LT1121AHVCS8#PBF LT1121AHVCS8#PBF LT1121AHVCS8#TRPBF LT1121AHVCS8#TRPBF LT1121AHVIS8#PBF LT1121AHVIS8#PBF LT1121AHVIS8#TRPBF LT1121AHVIS8#TRPBF LT1121AIS8#PBF LT1121AIS8#PBF LT1121AIS8#TRPBF LT1121AIS8#TRPBF LT1121AIS8-3.3#PBF LT1121AIS8-3.3#PBF LT1121AIS8-3.3#TRPBF LT1121AIS8-3.3#TRPBF LT1121AIS8-5#PBF LT1121AIS8-5#PBF LT1121AIS8-5#TRPBF LT1121AIS8-5#TRPBF LT1121CN8#PBF LT1121CN8#PBF LT1121CN8-3.3#PBF LT1121CN8-3.3#PBF LT1121CN8-5#PBF LT1121CN8-5#PBF LT1121CS8#PBF LT1121CS8#PBF LT1121CS8#TRPBF LT1121CS8#TRPBF LT1121CS8-3.3#PBF LT1121CS8-3.3#PBF LT1121CS8-3.3#TRPBF LT1121CS8-3.3#TRPBF LT1121CS8-5#PBF LT1121CS8-5#PBF LT1121CS8-5#TRPBF LT1121CS8-5#TRPBF LT1121CST-3.3#PBF LT1121CST-3.3#PBF LT1121CST-3.3#TRPBF LT1121CST-3.3#TRPBF LT1121CST-5#PBF LT1121CST-5#PBF LT1121CST-5#TRPBF LT1121CST-5#TRPBF LT1121CZ-3.3#PBF LT1121CZ-3.3#PBF LT1121CZ-3.3#TRPBF LT1121CZ-3.3#TRPBF LT1121CZ-5#PBF LT1121CZ-5#PBF LT1121CZ-5#TRPBF LT1121CZ-5#TRPBF LT1121HVCS8#PBF LT1121HVCS8#PBF LT1121HVCS8#TRPBF LT1121HVCS8#TRPBF LT1121HVIS8#PBF LT1121HVIS8#PBF LT1121HVIS8#TRPBF LT1121HVIS8#TRPBF LT1121IN8#PBF LT1121IN8#PBF LT1121IN8-3.3#PBF LT1121IN8-3.3#PBF LT1121IN8-5#PBF LT1121IN8-5#PBF LT1121IS8#PBF LT1121IS8#PBF LT1121IS8#TRPBF LT1121IS8#TRPBF LT1121IS8-3.3#PBF LT1121IS8-3.3#PBF LT1121IS8-3.3#TRPBF LT1121IS8-3.3#TRPBF LT1121IS8-5#PBF LT1121IS8-5#PBF LT1121IS8-5#TRPBF LT1121IS8-5#TRPBF LT1121IST-3.3#PBF LT1121IST-3.3#PBF LT1121IST-3.3#TRPBF LT1121IST-3.3#TRPBF LT1121IST-5#PBF LT1121IST-5#PBF LT1121IST-5#TRPBF LT1121IST-5#TRPBF LT1121IZ-3.3#PBF LT1121IZ-3.3#PBF LT1121IZ-3.3#TRPBF LT1121IZ-3.3#TRPBF LT1121IZ-5#PBF LT1121IZ-5#PBF LT1121IZ-5#TRPBF LT1121IZ-5#TRPBF

Текстовая версия документа

LT1121/LT1121-3.3/LT1121-5
TYPICAL PERFORMANCE CHARACTERISTICS LT1121-3.3 LT1121-5 LT1121 Ground Pin Current Ground Pin Current Ground Pin Current
800 800 800 TJ = 25°C TJ = 25°C TJ = 25°C RLOAD = 150Ω 700 700 V R 700 OUT = VADJ LOAD = 200Ω ILOAD = 25mA* A) RLOAD = 130Ω A) ILOAD = 25mA* A) μ 600 ILOAD = 25mA* μ 600 μ 600 500 500 500 R R 400 LOAD = 330Ω 400 LOAD = 500Ω R I I 400 LOAD = 380Ω LOAD = 10mA* LOAD = 10mA* ILOAD = 10mA* 300 300 300 *FOR VOUT = 3.3V *FOR VOUT = 5V *FOR VOUT = 3.75V 200 200 200 GROUND PIN CURRENT ( R GROUND PIN CURRENT ( R LOAD = 3.3k LOAD = 5k GROUND PIN CURRENT ( RLOAD = 3.8k 100 ILOAD = 1mA* 100 ILOAD = 1mA* 100 ILOAD = 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) 1121 G10 1121 G11 1121 G12
LT1121-3.3 LT1121-5 LT1121 Ground Pin Current Ground Pin Current Ground Pin Current
10 10 10 TJ = 25°C TJ = 25°C TJ = 25°C 9 9 9 VOUT = VADJ 8 8 8 RLOAD = 22Ω 7 I 7 RLOAD = 33Ω R LOAD = 150mA* I 7 LOAD = 25Ω LOAD = 150mA* I 6 6 6 LOAD = 150mA* R 5 LOAD = 33Ω 5 RLOAD = 50Ω I 5 LOAD = 100mA* I R LOAD = 100mA* LOAD = 38Ω 4 4 4 ILOAD = 100mA* 3 3 3 RLOAD = 66Ω RLOAD = 100Ω R GROUND PIN CURRENT (mA) 2 I GROUND PIN CURRENT (mA) LOAD = 50mA* 2 I LOAD = 75Ω LOAD = 50mA* GROUND PIN CURRENT (mA) 2 ILOAD = 50mA* 1 1 1 *FOR VOUT = 3.3V *FOR VOUT = 5V *FOR VOUT = 3.75V 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) 1121 G13 1121 G14 1121 G15
Shutdown Pin Threshold Shutdown Pin Threshold Ground Pin Current (On-to-Off) (Off-to-On)
14 2.0 2.0 VIN = 3.3V (LT1121-3.3) ILOAD = 1mA V 1.8 1.8 12 IN = 5V (LT1121-5) VIN = 3.75V (LT1121) DEVICE IS OPERATING 1.6 1.6 I 10 IN DROPOUT LOAD = 150mA 1.4 1.4 T 8 J = 125°C 1.2 1.2 ILOAD = 1mA 1.0 1.0 6 TJ = 25°C 0.8 0.8 TJ = –55°C 4 0.6 0.6 GROUND PIN CURRENT (mA) SHUTDOWN THRESHOLD (V) 0.4 SHUTDOWN THRESHOLD (V) 0.4 2 0.2 0.2 0 0 0 0 20 40 60 80 100 120 140 160 –50 –25 0 25 50 75 100 125 –50 –25 0 25 50 75 100 125 OUTPUT CURRENT (mA) TEMPERATURE (°C) TEMPERATURE (°C) 1121 G16 1121 G17 1121 G18 1121fg 6 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Applications Information Package Description Revision History Related Parts

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