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$5000ADI LTC3728EUH
DC/DC Controller with Dual Output, Step-Down Function at 590kHz, designed for Automotive Use in a 32-Pin QFN EP package
Brands: Analog Devices Inc.
Mfr.Part #: LTC3728EUH
Datasheet: LTC3728EUH Datasheet (PDF)
Package/Case: QFN-32
Product Type: Voltage Regulators , DC DC Switching Regulators
RoHS Status:
Stock Condition: 2,250 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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LTC3728EUH General Description
One of the standout features of the LTC3728EUH is its ultra-low shutdown current of less than 1µA, ensuring minimal power consumption when not in operation. The controller also offers adjustable soft-start and current limit functions, as well as a power good output signal for easy monitoring. Additionally, its programmable switching frequency of up to 850kHz allows for customization to optimize efficiency and component size, making it a versatile solution for various power system designs
Features
- Synchronous switching for precise control
- Pulse-width modulation for efficient regulation
- Overcurrent protection for safe charging
Application
- Lower input filtering
- Run control capabilities
- Reverse-battery protection
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product Category | Switching Voltage Regulators | RoHS | No -RoHS Version Available |
| Mounting Style | SMD/SMT | Package / Case | QFN-32 |
| Topology | Buck | Output Voltage | 3.3 V, 5 V |
| Output Current | 25 A | Number of Outputs | 2 Output |
| Input Voltage, Min | 4 V | Input Voltage, Max | 36 V |
| Switching Frequency | 550 kHz | Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature | + 85 C | Series | LTC3728 |
| Brand | Analog Devices | Operating Supply Current | 470 uA |
| Product Type | Switching Voltage Regulators |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
 |
Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.0% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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Step2 :Vacuum packaging
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Step3 :Anti-static bag
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All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Equivalent Parts
For the LTC3728EUH component, you may consider these replacement and alternative parts:
Part Number
Brands
Package
Description
Part Number : MAX17498A
Brands :
Package :
Description :
Part Number : TPS54332
Brands :
Package :
Description :
Part Number : ISL85415
Brands :
Package :
Description :
Part Number : ADP2384
Brands :
Package :
Description :
Part Number : LM3150
Brands :
Package :
Description :
Part points
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The LTC3728EUH chip is a synchronous step-down DC/DC controller that can efficiently regulate output voltages up to 38V. It uses an external MOSFET to handle high currents and offers adjustable frequency operation. Its precise control architecture ensures accurate output voltage regulation. The chip also includes a comprehensive protection feature set, making it suitable for various applications such as automotive, industrial, and telecom power supplies.
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Equivalent
There are no direct equivalent products for the LTC3728EUH chip. However, alternative solutions that provide similar functionality include the LTC3728-1, LTC3728-2, and LTC3728-3. These devices are part of the same LTC3728 family and offer different voltage options and package types. -
Features
The LTC3728EUH is a synchronous step-down switching regulator controller with features such as wide input voltage range, high efficiency operation, adjustable frequency, constant frequency architecture with foldback current limit, soft-start capability, and programmable output voltage. Additionally, it incorporates a low quiescent current boost regulator to improve system efficiency at light load conditions. -
Pinout
The LTC3728EUH is a 38-pin high voltage dual output synchronous step-down controller. It has multiple pins that provide different functions, including the VIN pin for input voltage, VCC pin for controller power, PGOOD pin for output power good signal, and FB pins for feedback control, among others. -
Manufacturer
The manufacturer of the LTC3728EUH is Linear Technology, which is a semiconductor company that designs, manufactures, and markets a range of analog integrated circuits. -
Application Field
The LTC3728EUH is a high-performance step-down synchronous DC/DC controller. It finds application in various areas such as telecom and networking equipment, industrial control systems, automotive electronics, and high-end portable devices. Its features like wide input voltage range, robustness, and high efficiency make it suitable for a wide range of applications. -
Package
The LTC3728EUH chip comes in a 44-lead plastic QFN (quad flat no-lead) package. Its form is square and its size is 7mm x 7mm.
Datasheet PDF
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