LT1317BCS8 Linear Technology, LT1317BCS8 Datasheet
LT1317BCS8
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LT1317BCS8 Summary of contents
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... No-load quiescent current of the LT1317 is 100 A and shuts down The internal NPN power switch handles a 500mA current with a voltage drop of just 300mV. The LT1317/LT1317B are available in MS8 and SO-8 packages. , LTC and LT are registered trademarks of Linear Technology Corporation. Burst Mode is a trademark of Linear Technology Corporation 3.3V ...
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... Switching (LT1317B) SHDN V = 2V, Switching (LT1317B) SHDN 2.5V, Duty Cycle = 30 2.5V, Duty Cycle = 30% IN Duty Cycle = 30% (LT1317) ORDER PART TOP VIEW NUMBER 8 LBO LT1317CS8 7 LBI LT1317BCS8 LT1317IS8 SW 5 LT1317BIS8 S8 PACKAGE S8 PART MARKING = 125 C, = 120 C/W JA 1317 1317B 1317I 1317BI MIN TYP 100 25 4 ...
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ELECTRICAL C HARA TERISTICS C Commercial Grade SHDN SYMBOL PARAMETER Shutdown Pin Current LBI Threshold Voltage LBO Output Low LBO Leakage Current LBI Input Bias Current (Note 4) Low-Battery Detector Gain Switch ...
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LT1317/LT1317B W U TYPICAL PERFOR A CE CHARACTERISTICS Oscillator Frequency 700 –40 C 650 600 550 500 INPUT VOLTAGE 1317 TPC01 Switch Current Limit 1200 1000 TYPICAL 800 600 MINIMUM ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS Quiescent Current, SHDN = –50 – TEMPERATURE ( C) 1317 TPC10 5V Output Efficiency, Circuit of Figure 1 (LT1317 ...
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LT1317/LT1317B W U TYPICAL PERFOR A CE CHARACTERISTICS Load Regulation (LT1317) V OUT 50mV/DIV DC COUPLED OFFSET ADDED V = 1.5V I 25mA/DIV IN LOAD 1317 TPC19 OUT Load Regulation (LT1317) V OUT 50mV/DIV DC COUPLED OFFSET ...
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W BLOCK DIAGRAM 1.24V + REFERENCE FB – OUT R1 (EXTERNAL (EXTERNAL) GENERATOR OSCILLATOR U U APPLICATIONS INFORMATION OPERATION The LT1317 combines a current mode, fixed frequency PWM architecture with Burst Mode micropower operation to maintain ...
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... LT1317. This is IN not an exclusive list. There are many magnetics vendors whose components are suitable for use. A few vendor’s components are listed in Table 1. GROUND PLANE 1 8 LT1317 MULTIPLE VIAs C OUT GND V OUT losses. Linear Technology has identified V IN 1317 F03 Pin is Kept ...
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U U APPLICATIONS INFORMATION Table 1. Inductors Suitable for Use with the LT1317 MAX PART VALUE DCR MFR LQH3C100 10 H 0.57 Murata-Erie DO1608-103 10 H 0.16 Coilcraft CD43-100 10 H 0.18 Sumida CD54-100 10 H 0.10 Sumida CTX32CT-100 10 ...
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LT1317/LT1317B U U APPLICATIONS INFORMATION FREQUENCY COMPENSATION The LT1317 has an external compensation pin (V allows the frequency response to be optimized for the circuit configuration. In most cases, the values used in Figure 1 will work. Some circuits may ...
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U U APPLICATIONS INFORMATION LOW-BATTERY DETECTOR The LT1317’s low-battery detector is a simple PNP input gain stage with an open collector NPN output. The nega- tive input of the gain stage is tied internally to a 200mV 5% reference. The ...
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LT1317/LT1317B U TYPICAL APPLICATIO 12V Boost Converter LT1317 SHUTDOWN SHDN SHDN LB0 V GND C 56k 3300pF L1: SUMIDA CD54-220 Single Li-Ion to 5V ...
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U TYPICAL APPLICATIO S 2-Cell to 5V DC/DC Converter with Undervoltage Lockout + 2 ALKALINE CELLS D1: MOTOROLA MBR0520LT1 L1: SUMIDA CD43-101 STARTS AT V STOPS 1.5V TO 10V 2 Li-ION CELLS (5.8V TO 8.4V) L1 ...
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LT1317/LT1317B U TYPICAL APPLICATIO S 4.5V TO 2.5V D1: D2: L1, L2 10V C1: AVX TAJ156M010 C2: SANYO 35CV33GX C3, C4, C5, C6: 0.1 F CERAMIC D1, D2, D3: MOTOROLA MMBD914LT1 ...
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... FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. ...
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... Cell, MSOP Package 2 Adjustable Hysteresis Inductors 50mA from 3V Input Q 500mV Dropout, 300mA Current 10k 24V 18V + 3mA 35V 5V + 20mA 10V 3.3V + 150mA C2 100 F 6V 1317 TA10 , 300mA 13177bf LT/TP 1198 4K • PRINTED IN THE USA LINEAR TECHNOLOGY CORPORATION 1998 ...