LT1627 LINER [Linear Technology], LT1627 Datasheet
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LT1627
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LT1627 Summary of contents
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FEATURES 0.4V Dropout Voltage n 150mA Output Current n 30µA Quiescent Current n No Protection Diodes Needed n Adjustable Output from 3.75V to 30V n 3.3V and 5V Fixed Output Voltages n Controlled Quiescent Current in Dropout n Shutdown n ...
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LT1121/LT1121-3.3/LT1121-5 ABSOLUTE MAXIMUM RATINGS (Note 1) Input Voltage LT1121 .............................................................. ± 30V LT1121HV ............................................... +36V, – 30V Output Pin Reverse Current ................................. 10mA Adjust Pin Current ................................................ 10mA Shutdown Pin Input Voltage (Note 2) .......... 6.5V, – 0.6V Shutdown Pin ...
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ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL LT1121AHVCS8#PBF LT1121AHVCS8#TRPBF LT1121AIS8#PBF LT1121AIS8#TRPBF LT1121AIS8-3.3#PBF LT1121AIS8-3.3#TRPBF LT1121AIS8-5#PBF LT1121AIS8-5#TRPBF LT1121AHVIS8#PBF LT1121AHVIS8#TRPBF LT1121CST-3.3#PBF LT1121CST-3.3#TRPBF LT1121IST-3.3#PBF LT1121IST-3.3#TRPBF LT1121CST-5#PBF LT1121CST-5#TRPBF LT1121IST-5#PBF LT1121IST-5#TRPBF LT1121CZ3-3#PBF LT1121CZ3-3#TRPBF LT1121IZ3-3#PBF LT1121IZ3-3#TRPBF LT1121CZ-5#PBF LT1121CZ-5#TRPBF LT1121IZ-5#PBF LT1121IZ-5#TRPBF Consult LTC Marketing for parts specified ...
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LT1121/LT1121-3.3/LT1121-5 ELECTRICAL CHARACTERISTICS temperature range, otherwise specifications are at T PARAMETER CONDITIONS Ground Pin Current (Note 7) I LOAD I LOAD I LOAD I LOAD I LOAD I LOAD Adjust Pin Bias Current (Notes Shutdown Threshold ...
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TYPICAL PERFORMANCE CHARACTERISTICS Guaranteed Dropout Voltage 0.7 0.6 T ≤ 125°C J 0.5 0.4 T ≤ 25°C J 0.3 0.2 0.1 = TEST POINTS 100 120 140 160 20 OUTPUT CURRENT (mA) 1121 G01 LT1121-3.3 ...
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LT1121/LT1121-3.3/LT1121-5 TYPICAL PERFORMANCE CHARACTERISTICS LT1121-3.3 Ground Pin Current 800 T = 25°C J 700 R = 130Ω LOAD 600 I = 25mA* LOAD 500 R = 330Ω LOAD 400 I = 10mA* LOAD 300 *FOR V = 3.3V OUT 200 ...
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TYPICAL PERFORMANCE CHARACTERISTICS Shutdown Pin Current SHDN – 100 125 –25 TEMPERATURE (°C) 1121 G19 Reverse Output Current ...
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LT1121/LT1121-3.3/LT1121-5 TYPICAL PERFORMANCE CHARACTERISTICS Load Regulation 0 = 1mA TO 150mA ΔI LOAD –5 LT1121* LT1121-3.3 –10 –15 –20 –25 LT1121-5 –30 –35 * ADJ PIN TIED TO OUTPUT PIN –40 –50 – 100 TEMPERATURE (°C) ...
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APPLICATIONS INFORMATION The LT1121 is a micropower low dropout regulator with shutdown, capable of supplying up to 150mA of output current at a dropout voltage of 0.4V. The device operates with very low quiescent current (30µA). In shutdown the quiescent ...
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LT1121/LT1121-3.3/LT1121-5 APPLICATIONS INFORMATION NC leads were connected to the ground plane. Table 1. N8 Package* COPPER AREA TOPSIDE BACKSIDE BOARD AREA 2500 sq mm 2500 sq mm 2500 sq mm 1000 sq mm 2500 sq mm 2500 sq mm 225 ...
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APPLICATIONS INFORMATION resistor is shown in Table 6. The LT1121 is a micropower device and output transient response will be a function of output capacitance. See the Transient Response curves in the Typical Performance Characteristics. Larger values of output capacitance ...
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LT1121/LT1121-3.3/LT1121-5 APPLICATIONS INFORMATION When the input of the LT1121 is forced to a voltage below its nominal output voltage and its output is held high, the reverse output current will still follow the curve in Figure 2. This condition can ...
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PACKAGE DESCRIPTION Please refer to http://www.linear.com/designtools/packaging/ .300 – .325 (7.620 – 8.255) .065 (1.651) .008 – .015 TYP (0.203 – 0.381) +.035 .325 –.015 ( ) +0.889 8.255 –0.381 NOTE: INCHES 1. DIMENSIONS ARE MILLIMETERS *THESE DIMENSIONS DO NOT INCLUDE ...
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LT1121/LT1121-3.3/LT1121-5 PACKAGE DESCRIPTION Please refer to http://www.linear.com/designtools/packaging/ .264 – .287 (6.70 – 7.30) .130 – .146 (3.30 – 3.71) .0905 (2.30) BSC .071 (1.80) MAX .060 ± .010 (1.524 ± 0.254) .140 ± .010 (3.556 ± 0.127) ...
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REVISION HISTORY (Revision history begins at Rev G) REV DATE DESCRIPTION G 05/12 Changed Order Information top marking for 8-lead SO 3.3V and 5V options, C-grade Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, ...
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