L4978

Mfr. #: L4978
Manufacturer: STMicroelectronics
Description: IC REG BUCK ADJUSTABLE 2A 8DIP
Lifecycle: New from this manufacturer.
Datasheet: L4978 Datasheet
Due to semiconductor in short supply from 2021,below price is the Normal price before 2021.please send inquire to confirm.
Product Details
L4978 Overview

Product belongs to the L4978 series. Type: Step-Down Tube is the packaging method for this product Weight of 0.032805 oz Through Hole Mounting-Style PDIP-8 Operational temperature range: -40°C ~ 150°C (TJ) Through Hole mounting type Output-Type: Adjustable Product function is Step-Down. Supplier device package: 8-DIP Number-of-Outputs: 1 Topology: Buck feedback This product features 'Frequency-Switching' at 100kHz ~ 300kHz for optimal performance. The Positive. Minimum fixed output voltage is 3.3V . The value of No is included as a product attribute. The minimum input voltage is 8V. The 55V. Output voltage: 50 V Maximum Input Voltage: 55 V Output current: 2 A Switching frequency is 90 kHz to 110 kHz

L4978 Image

L4978

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

L4978 Specifications
  • Manufacturer STMicroelectronics
  • Product Category IC Chips
  • Series L4978
  • Type Step-Down
  • Packaging Tube
  • Unit-Weight 0.032805 oz
  • Mounting-Style Through Hole
  • Package-Case PDIP-8
  • Operating-Temperature -40°C ~ 150°C (TJ)
  • Mounting-Type Through Hole
  • Output-Type Adjustable
  • Function Step-Down
  • Supplier-Device-Package 8-DIP
  • Number-of-Outputs 1
  • Topology Buck
  • Frequency-Switching 100kHz ~ 300kHz
  • Current-Output 2A
  • Output-Configuration Positive
  • Voltage-Output-Min-Fixed 3.3V
  • Voltage-Output-Max 50V
  • Synchronous-Rectifier No
  • Voltage-Input-Min 8V
  • Voltage-Input-Max 55V
  • Output-Voltage 50 V
  • Input-Voltage-MAX 55 V
  • Output-Current 2 A
  • Switching-Frequency 90 kHz to 110 kHz

L4978

L4978 Specifications

L4978 FAQ
  • A: What is the Series of the product?

    Q: The Series of the product is L4978.

  • A: Is the cutoff frequency of the product Type?

    Q: Yes, the product's Type is indeed Step-Down

  • A: Is the cutoff frequency of the product Packaging?

    Q: Yes, the product's Packaging is indeed Tube

  • A: What is the Unit-Weight of the product?

    Q: The Unit-Weight of the product is 0.032805 oz.

  • A: Is the cutoff frequency of the product Mounting-Style?

    Q: Yes, the product's Mounting-Style is indeed Through Hole

  • A: What is the Package-Case of the product?

    Q: The Package-Case of the product is PDIP-8.

  • A: Is the cutoff frequency of the product Operating-Temperature?

    Q: Yes, the product's Operating-Temperature is indeed -40°C ~ 150°C (TJ)

  • A: Is the cutoff frequency of the product Mounting-Type?

    Q: Yes, the product's Mounting-Type is indeed Through Hole

  • A: What is the Output-Type of the product?

    Q: The Output-Type of the product is Adjustable.

  • A: Is the cutoff frequency of the product Function?

    Q: Yes, the product's Function is indeed Step-Down

  • A: At what frequency does the Supplier-Device-Package?

    Q: The product Supplier-Device-Package is 8-DIP.

  • A: Is the cutoff frequency of the product Number-of-Outputs?

    Q: Yes, the product's Number-of-Outputs is indeed 1

  • A: Is the cutoff frequency of the product Topology?

    Q: Yes, the product's Topology is indeed Buck

  • A: At what frequency does the Frequency-Switching?

    Q: The product Frequency-Switching is 100kHz ~ 300kHz.

  • A: Is the cutoff frequency of the product Output-Configuration?

    Q: Yes, the product's Output-Configuration is indeed Positive

  • A: At what frequency does the Voltage-Output-Min-Fixed?

    Q: The product Voltage-Output-Min-Fixed is 3.3V.

  • A: Is the cutoff frequency of the product Synchronous-Rectifier?

    Q: Yes, the product's Synchronous-Rectifier is indeed No

  • A: At what frequency does the Voltage-Input-Min?

    Q: The product Voltage-Input-Min is 8V.

  • A: What is the Voltage-Input-Max of the product?

    Q: The Voltage-Input-Max of the product is 55V.

  • A: At what frequency does the Output-Voltage?

    Q: The product Output-Voltage is 50 V.

  • A: What is the Input-Voltage-MAX of the product?

    Q: The Input-Voltage-MAX of the product is 55 V.

  • A: Is the cutoff frequency of the product Output-Current?

    Q: Yes, the product's Output-Current is indeed 2 A

  • A: At what frequency does the Switching-Frequency?

    Q: The product Switching-Frequency is 90 kHz to 110 kHz.

1680 In Stock
Can ship immediately
Please enter the quantity you need to buy.
Quantity
Unit Price
Ext. Price
1
$2.20
$2.20
10
$2.09
$20.90
100
$1.98
$198.05
500
$1.87
$935.20
1000
$1.76
$1 760.40
Top