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Low IQ, Synchronous Step-Down Controller with 24V Output Voltage Capability
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
LTC3807EUDC#TRPBF by Analog Devices Inc is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
50AK3240
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Newark | Dc/Dc Ctrl, Sync Buck, 835Khz, 125Deg C, Control Mode:Current Mode Control, Supply Voltage Min:4V, Supply Voltage Max:38V, No. Of Outputs:1Outputs, Duty Cycle (%):99%, Ic Case/Package:Qfn-Ep, No. Of Pins:20Pins, Product Range:- Rohs Compliant: Yes |Analog Devices LTC3807EUDC#TRPBF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Cut Tape | 2236 |
|
$3.6400 / $6.4700 | Buy Now |
DISTI #
161-LTC3807EUDC#TRPBFCT-ND
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DigiKey | IC REG CTRLR BUCK 20QFN Min Qty: 1 Lead time: 10 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) |
18722 In Stock |
|
$3.4750 / $8.1500 | Buy Now |
DISTI #
584-LTC3807EUDCTRPBF
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Mouser Electronics | Switching Voltage Regulators L IQ, Sync Buck Cntr w/ 24V Out V Capabi RoHS: Compliant | 683 |
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$3.5900 / $6.4700 | Buy Now |
DISTI #
V72:2272_06478760
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Arrow Electronics | DC/DC Cntrlr Single-OUT Step Down 750kHz 20-Pin QFN EP T/R RoHS: Compliant Min Qty: 1 Package Multiple: 1 Lead time: 20 Weeks Date Code: 2328 Container: Cut Strips | Americas - 2305 |
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$3.5650 / $3.6820 | Buy Now |
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Analog Devices Inc | L IQ, Sync Buck Cntr w/ 24V Ou Min Qty: 1 Package Multiple: 2500 | 3745 |
|
$2.7800 / $8.1500 | Buy Now |
DISTI #
LTC3807EUDCTRPB
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Richardson RFPD | POWER MANAGEMENT IC RoHS: Compliant Min Qty: 2500 | 0 |
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$3.5900 / $3.7300 | Buy Now |
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Win Source Electronics | IC REG CTRLR BUCK 20QFN / Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (3x4) | 16727 |
|
$8.5565 / $12.8346 | Buy Now |
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LTC3807EUDC#TRPBF
Analog Devices Inc
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Datasheet
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Compare Parts:
LTC3807EUDC#TRPBF
Analog Devices Inc
Low IQ, Synchronous Step-Down Controller with 24V Output Voltage Capability
|
Pbfree Code | No | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | ANALOG DEVICES INC | |
Package Description | 3 X 4 MM, LEAD FREE, PLASTIC, QFN-20 | |
Pin Count | 20 | |
Manufacturer Package Code | 05-08-1742 | |
Reach Compliance Code | compliant | |
Samacsys Manufacturer | Analog Devices | |
Additional Feature | OUTPUT VOLTAGE RANGE FROM 0.8 V TO 24 V | |
Analog IC - Other Type | SWITCHING CONTROLLER | |
Control Mode | CURRENT-MODE | |
Control Technique | PULSE WIDTH MODULATION | |
Input Voltage-Max | 38 V | |
Input Voltage-Min | 4 V | |
Input Voltage-Nom | 12 V | |
JESD-30 Code | R-PQCC-N20 | |
JESD-609 Code | e3 | |
Length | 4 mm | |
Moisture Sensitivity Level | 1 | |
Number of Functions | 1 | |
Number of Terminals | 20 | |
Operating Temperature-Max | 85 °C | |
Operating Temperature-Min | ||
Package Body Material | PLASTIC/EPOXY | |
Package Code | HVQCCN | |
Package Shape | RECTANGULAR | |
Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE | |
Seated Height-Max | 0.8 mm | |
Surface Mount | YES | |
Switcher Configuration | BUCK | |
Switching Frequency-Max | 900 kHz | |
Technology | CMOS | |
Temperature Grade | OTHER | |
Terminal Finish | Matte Tin (Sn) | |
Terminal Form | NO LEAD | |
Terminal Pitch | 0.5 mm | |
Terminal Position | QUAD | |
Width | 3 mm |
The maximum input voltage that can be applied to the LTC3807 is 28V, but it's recommended to keep it below 24V for optimal performance and reliability.
The compensation network can be optimized by following the guidelines in the datasheet and using the provided equations to calculate the values of the compensation components. Additionally, simulation tools such as LTspice can be used to simulate the circuit and optimize the compensation network.
The maximum output current that the LTC3807 can deliver is 7A, but this can be limited by the thermal performance of the package and the PCB design.
To ensure stability, follow the layout guidelines in the datasheet, use a low-ESR output capacitor, and ensure that the input and output capacitors are properly decoupled. Additionally, simulate the circuit using tools such as LTspice to verify stability.
The SYNC pin is used to synchronize the switching frequency of multiple LTC3807 devices in a multi-phase configuration. This can help to reduce EMI and improve overall system performance.