CS51414EDR8G DC-DC Power Conversion by ON Semiconductor

Buck Regulator, Low Voltage, 1.5 A, 520 kHz, with External Bias

Status: Active
Series: CS51414
RoHS: Compliant
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The CS5141X products are 1.5A buck regulator ICs. These devices are fixed- frequency operating at 260kHz and 520kHz. The regulators use the V2 control architecture to provide unmatched transient response, the best overall regulation and the simplest loop compensation for today's high- speed logic. These products accommodate input voltages from 4.5V to 40V. The CS51411 and CS51413 contain synchronization circuitry. The CS51412 and CS51414 have the option of powering the controller from an external 3.3V to 6V supply in order to improve efficiency, especially in high input voltage, light load conditions. The on-chip NPN transistor is capable of providing a minimum of 1.5A of output current, and is biased by an external "boost" capacitor to ensure saturation, thus minimizing on-chip power dissipation. Protection circuitry includes thermal shutdown, cycle-by- cycle current limiting and frequency foldback. The CS51411 and CS51413 are functionally pin-compatible with the LT1375. The CS51412 and CS51414 are functionally pin-compatible with the LT1376.

Where to Buy

Prices starting from US$1.27

Distributor Stock
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Farnell
from US$1.34
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Avnet Asia
from US$1.36
5,000
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Newark Electronics
from US$1.45
4,259
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element14
from US$1.47
4,259
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Future Electronics
from US$1.27
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Avnet America
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EBV Elektronik
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Features

V2 Architecture Provides Ultra-Fast Transient Response, Improved Regulation and Simplified Design
2.0% Error Amp Reference Voltage Tolerance
Switch Frequency Decrease of 4:1 in Short Circuit Conditions
BOOST pin for Bootstrapped Operation
Synchronization Function
Shutdown Lead Provides Power-Down Option
85uA Quiescent Current During Power-Down
Thermal Shutdown
Soft Start
Pin-Compatible with LT1375 and LT1376
Pb-Free Packages are Available
Benefits
Reduced output capacitance
Accurate Output Voltage
Reduces Short Circuit PowerDissipation
Maximized Efficiency
Parallel Supply Operation or Noise Minimization
Increased system flexibility
Low power dissipation in stand-by mode
Circuit Protection
Increased system flexibility
Easy drop in replacement
Applications
Distributed Power
End Products
Battery Charger

Specifications

Description CS51414
Compliance AEC Qualified PPAP Capable Pb-free Halide free
Topology Step-Down
Control Mode V2
VCC Min (V) 4.5
VCC Max (V) 40
VO Typ (V) -
IO Typ (A) 1.5
Efficiency (%) -
fSW Typ (kHz) 520
Package Type SOIC-8

Alternative Descriptions

DC/DC Switching Regulator, -888, Synchronous Buck (Step Down), 1 Output, 0, 520 kHz, 8 Pins, SOIC | Avnet Asia
Ic, Smps Controller, V-Mode, 8Sop | Newark Electronics
IC, SMPS CONTROLLER, V-MODE, 8SOP | element14
CS51414 Series 40 V 1.5 A 594 kHz Low Voltage Buck Regulator - SOIC-8 | Future Electronics


Frequently Asked Questions

Where can I find additional details, specifications and documents for a CS51414EDR8G?

Additional datasheets, footprints and schematics for CS51414EDR8G are listed on our Part Details page. You can also find images and similar parts to CS51414EDR8G on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for CS51414EDR8G on our Product Comparison page. Access via the 'View Pricing & Stock' button to view CS51414EDR8G price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does CS51414EDR8G fall under?

The CS51414EDR8G is listed under Power Management > DC-DC Power Conversion > Converters.

Can I view similar or alternative parts?

You can view similar parts to CS51414EDR8G when available in the Converters range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the CS51414EDR8G you can contact the distributor directly for product support, shipping queries etc.

Is the CS51414EDR8G RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by ON Semiconductor.

Which authorised distributors for CS51414EDR8G have stock available?

Authorised distributors including Avnet Asia, Newark Electronics, element14, Farnell and Future Electronics have stock available or on a lead time for CS51414EDR8G.

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