LTM8021EV-PBF LINER [Linear Technology], LTM8021EV-PBF Datasheet
LTM8021EV-PBF
Related parts for LTM8021EV-PBF
LTM8021EV-PBF Summary of contents
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FEATURES n Complete Switch Mode Power Supply n Wide Input Voltage Range 36V n 500mA Output Current n 0. Output Voltage n Fixed 1.1MHz Switching Frequency n Current Mode Control n (e4) RoHS Compliant Package with ...
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... Maximum Solder Temperature .............................. 260°C Storage Temperature Range ...................–55°C to 125°C ORDER INFORMATION LEAD FREE FINISH PART MARKING* LTM8021EV#PBF LTM8021V LTM8021IV#PBF LTM8021V Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi label on the shipping container. ...
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ELECTRICAL CHARACTERISTICS erature range, otherwise specifi cations are at T SYMBOL PARAMETER V DC Output Voltage OUT(DC) V Output Voltage Ripple (RMS) OUT(AC_RMS) f Switching Frequency SW I Short-Circuit Output Current OSC I Short-Circuit Input Current ISC ADJ Voltage at ...
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LTM8021 TYPICAL PERFORMANCE CHARACTERISTICS Effi ciency vs Load Current 1.8V OUT 12V 24V 36V ...
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TYPICAL PERFORMANCE CHARACTERISTICS Input Current vs Output Current 400 3.3V OUT 350 300 250 V = 2.5V OUT 200 150 V = 1.8V OUT 100 50 0 200 450 0 50 100 150 250 ...
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LTM8021 PIN FUNCTIONS V (Bank 1): The V pin supplies current to the LTM8021’ internal regulator and to the internal power switch. This pin must be locally bypassed with an external, low ESR capacitor of at least 1μF. ...
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OPERATION The LTM8021 is a stand alone non-isolated step down switching DC/DC power supply. It can deliver up to 500mA of DC output current with only bulk external input and output capacitors. This module provides a precisely regulated output voltage ...
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LTM8021 APPLICATIONS INFORMATION Table 1. Recommended Component Values and Confi guration V RANGE V IN OUT 3.4V to 36V 0.8V 3.4V to 36V 1.2V 3.4V to 36V 1.5V 3.4V to 36V 1.8V 3.5V to 36V 36V 2.2V ...
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APPLICATIONS INFORMATION Capacitor Selection Considerations The C and C capacitor values in Table 1 are the IN OUT minimum recommended values for the associated oper- ating conditions. Applying capacitor values below those indicated in Table 1 is not recommended, and ...
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LTM8021 APPLICATIONS INFORMATION Soft-Start The RUN/SS pin can be used to soft-start the LTM8021, reducing the maximum input current during start-up. The RUN/SS pin is driven through an external RC fi lter to create a voltage ramp at this pin. ...
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APPLICATIONS INFORMATION PCB Layout Most of the problems associated with the PCB layout have been alleviated or eliminated by the high level of integration of the LTM8021. The LTM8021 is nevertheless a switching power supply, and care must be taken ...
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LTM8021 APPLICATIONS INFORMATION CLOSING SWITCH SIMULATES HOT PLUG + LOW IMPEDANCE ENERGIZED 24V SUPPLY + + Figure 5. Ensures Reliable Operation When the LTM8021 is Connected to a Live Supply High Temperature Considerations The die temperature of the LTM8021 must ...
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TYPICAL APPLICATIONS 0.8V Step-Down Converter LTM8021 OUT 3.4V TO 36V 5V BIAS RUN/SS GND ADJ 1μF *RUNNING VOLTAGE RANGE. PLEASE REFER TO THE APPLICATIONS INFORMATION SECTION FOR START-UP DETAILS. *RUNNING VOLTAGE RANGE. PLEASE REFER ...
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LTM8021 PACKAGE DESCRIPTION 11.250 aaa Z BSC PAD 1 CORNER PACKAGE TOP VIEW 4 2.540 1.270 0.0000 0.9525 1.270 1.5875 2.540 SUGGESTED PCB LAYOUT TOP VIEW NOTES: 1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M-1994 2. ALL DIMENSIONS ARE IN MILLIMETERS ...
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PACKAGE DESCRIPTION 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 representa- tion that the interconnection of its circuits as described herein will ...
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LTM8021 TYPICAL APPLICATION 5.5V TO 36V *RUNNING VOLTAGE RANGE. PLEASE REFER TO THE APPLICATIONS INFORMATION SECTION FOR START-UP DETAILS. RELATED PARTS PART NUMBER DESCRIPTION LTM4600 10A DC/DC μModule LTM4600HVMPV Military Plastic 10A DC/DC μModule LTM4601/ 12A DC/DC μModule with PLL, ...