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$5000
TI LM3478MM
This device is a TSSOP package power supply controller with current mode operation."
Brands: Texas Instruments
Mfr.Part #: LM3478MM
Datasheet: LM3478MM Datasheet (PDF)
Package/Case: VSSOP (DGK)-8
RoHS Status:
Stock Condition: 5,936 pcs, New Original
Product Type: DC DC Switching Controllers
Warranty: 1 Year Ovaga Warranty - Find Out More
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*All prices are in USD
| Qty | Unit Price | Ext Price |
|---|---|---|
| 1 | $4.320 | $4.320 |
| 200 | $1.672 | $334.400 |
| 500 | $1.613 | $806.500 |
| 1000 | $1.584 | $1584.000 |
In Stock: 5,936 PCS
LM3478MM General Description
One standout feature of the LM3478MM is its ability to deliver an output current of up to 3A, providing ample power for a range of systems. The controller also offers adjustable output voltage regulation through an external resistor divider network, giving users flexibility in setting the desired voltage level. Furthermore, the programmable soft-start feature helps minimize inrush current during startup, enhancing the overall reliability of the system
Features
- 3-Phase Motor Drive IC for Industrial Automation
- Dual H-Bridge Configuration for Bi-Directional Current Flow
- Synchronous Rectification for High Efficiency and Low Loss
Application
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Regulator Topology | Boost, Flyback, Forward, SEPIC | Vin (min) (V) | 2.97 |
| Vin (max) (V) | 40 | Vout (min) (V) | 1.26 |
| Vout (max) (V) | 500 | Regulated outputs (#) | 1 |
| Switching frequency (min) (kHz) | 100 | Switching frequency (max) (kHz) | 1000 |
| Iq (typ) (mA) | 2.7 | Features | Adjustable current limit, Enable, Frequency synchronization, Light Load Efficiency, Nonsynchronous rectification, Pre-Bias Start-Up |
| Duty cycle (max) (%) | 100 | Rating | Catalog |
| Operating temperature range (°C) | -40 to 125 |
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 | |
|---|---|---|
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Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.5% 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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Step1 :Product Inventory
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Step2 :Pressure Relief Packaging
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Step3 :Anti Static Packaging
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Step4 :Protective Packaging
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Step5 :Sealed Packaging
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Step6 :Preparation for shipment
We will inspect and count all goods before shipping to ensure that all products are intact and in accurate quantity, and will fully package them to ensure that they will not be damaged during transportation.
Part points
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The LM3478MM is a versatile monolithic buck-boost switching regulator that can step-up, step-down, or invert an input voltage. It has a wide input voltage range of 2.5V to 16V and can deliver up to 1.3A of continuous output current. It is suitable for various power supply applications requiring a highly efficient and compact solution.
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Equivalent
The equivalent products of LM3478MM chip are TPS40210, LM3477MMX, and PT4115. These chips are all voltage mode PWM controllers that provide efficient control of step-down (buck) switching regulators. They have similar features and functions to the LM3478MM and can be used interchangeably in many applications. -
Features
LM3478MM is a highly efficient, nonsynchronous buck regulator that can deliver up to 3A of continuous output current. It has an adjustable switching frequency, wide input voltage range, and precision internal reference. It also features thermal shutdown, cycle-by-cycle current limiting, and overvoltage protection. -
Pinout
The LM3478MM is a step-down switching regulator with a pin count of 8. Pin functions include VIN (input voltage), GND (ground), FB (feedback), COMP (compensation), EN (enable), SW (switch node), SS/RT (soft-start/minimum duty cycle), and VREF (reference voltage). -
Manufacturer
The LM3478MM is manufactured by Texas Instruments, an American technology company that specializes in designing and producing semiconductors and integrated circuits for a wide range of applications. They are known for their innovative solutions in the field of electronics and have a strong presence in the global semiconductor market. -
Application Field
The LM3478MM is commonly used in LED lighting applications, as well as in battery chargers, DC-DC power supplies, and other systems requiring a highly efficient step-down voltage regulator. It is also suitable for automotive, telecommunications, and industrial applications due to its wide input voltage range and high efficiency. -
Package
The LM3478MM chip comes in a 10-pin VSSOP package. It is in a surface mount form and has a size of 3mm x 4.9mm.
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