L7981A

Mfr. #: L7981A
Manufacturer: STMicroelectronics
Description: Voltage Regulators - Switching Regulators 3A Step-Down Reg 3.7A 4.5 to 28V 1MHz
Lifecycle: New from this manufacturer.
Datasheet: L7981A Datasheet
Due to semiconductor in short supply from 2021,below price is the Normal price before 2021.please send inquire to confirm.
Product Details
L7981A Overview

Product belongs to the L7981 series. Tube is the packaging method for this product Weight of 0.002490 oz SMD/SMT Mounting-Style HSOP-8 Operational temperature range: -40°C ~ 150°C (TJ) Surface Mount mounting type Output-Type: Adjustable Product function is Step-Down. Supplier device package: 8-HSOP Number-of-Outputs: 1 Topology: Buck feedback This product features 'Frequency-Switching' at 250kHz ~ 1MHz for optimal performance. The Positive. Minimum fixed output voltage is 0.6V . The value of No is included as a product attribute. The minimum input voltage is 4.5V. The 28V. Maximum operating temperature of + 150 C Output voltage: 600 mV to 28 V Maximum Input Voltage: 28 V Output current: 3 A Switching frequency is 220 kHz to 275 kHz

L7981A Image

L7981A

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

L7981A Specifications
  • Manufacturer STMicroelectronics
  • Product Category PMIC - Voltage Regulators - DC DC Switching Regulators
  • Series L7981
  • Packaging Tube
  • Unit-Weight 0.002490 oz
  • Mounting-Style SMD/SMT
  • Package-Case HSOP-8
  • Operating-Temperature -40°C ~ 150°C (TJ)
  • Mounting-Type Surface Mount
  • Output-Type Adjustable
  • Function Step-Down
  • Supplier-Device-Package 8-HSOP
  • Number-of-Outputs 1
  • Topology Buck
  • Frequency-Switching 250kHz ~ 1MHz
  • Current-Output 3A
  • Output-Configuration Positive
  • Voltage-Output-Min-Fixed 0.6V
  • Voltage-Output-Max 28V
  • Synchronous-Rectifier No
  • Voltage-Input-Min 4.5V
  • Voltage-Input-Max 28V
  • Maximum-Operating-Temperature + 150 C
  • Output-Voltage 600 mV to 28 V
  • Input-Voltage-MAX 28 V
  • Output-Current 3 A
  • Switching-Frequency 220 kHz to 275 kHz

L7981A

L7981A Specifications

L7981A FAQ
  • A: At what frequency does the Series?

    Q: The product Series is L7981.

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

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

  • A: At what frequency does the Unit-Weight?

    Q: The product Unit-Weight is 0.002490 oz.

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

    Q: Yes, the product's Mounting-Style is indeed SMD/SMT

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

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

  • A: At what frequency does the Operating-Temperature?

    Q: The product Operating-Temperature is -40°C ~ 150°C (TJ).

  • A: At what frequency does the Mounting-Type?

    Q: The product Mounting-Type is Surface Mount.

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

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

  • A: At what frequency does the Function?

    Q: The product Function is Step-Down.

  • A: What is the Supplier-Device-Package of the product?

    Q: The Supplier-Device-Package of the product is 8-HSOP.

  • A: What is the Number-of-Outputs of the product?

    Q: The Number-of-Outputs of the product is 1.

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

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

  • A: Is the cutoff frequency of the product Frequency-Switching?

    Q: Yes, the product's Frequency-Switching is indeed 250kHz ~ 1MHz

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

    Q: The Output-Configuration of the product is Positive.

  • A: Is the cutoff frequency of the product Voltage-Output-Min-Fixed?

    Q: Yes, the product's Voltage-Output-Min-Fixed is indeed 0.6V

  • A: At what frequency does the Synchronous-Rectifier?

    Q: The product Synchronous-Rectifier is No.

  • A: Is the cutoff frequency of the product Voltage-Input-Min?

    Q: Yes, the product's Voltage-Input-Min is indeed 4.5V

  • A: Is the cutoff frequency of the product Voltage-Input-Max?

    Q: Yes, the product's Voltage-Input-Max is indeed 28V

  • A: What is the Maximum-Operating-Temperature of the product?

    Q: The Maximum-Operating-Temperature of the product is + 150 C.

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

    Q: Yes, the product's Output-Voltage is indeed 600 mV to 28 V

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

    Q: The product Input-Voltage-MAX is 28 V.

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

    Q: Yes, the product's Output-Current is indeed 3 A

  • A: Is the cutoff frequency of the product Switching-Frequency?

    Q: Yes, the product's Switching-Frequency is indeed 220 kHz to 275 kHz

1680 In Stock
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Quantity
Unit Price
Ext. Price
1
$1.15
$1.15
10
$1.09
$10.89
100
$1.03
$103.17
500
$0.97
$487.20
1000
$0.92
$917.00
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