UC3851DW

Mfr. #: UC3851DW
Manufacturer: Texas Instruments
Description: AC/DC Converters Prog Off-Line PWM Controlle
Lifecycle: New from this manufacturer.
Datasheet: UC3851DW Datasheet
Due to semiconductor in short supply from 2021,below price is the Normal price before 2021.please send inquire to confirm.
Product Details
UC3851DW Overview

Product belongs to the UC3851 series. Type: Current Mode PWM Controllers Tube is the packaging method for this product SMD/SMT Mounting-Style Wide 0 C to + 70 C operating temperature range for diverse applications SOIC-18 Operational temperature range: 0°C ~ 70°C (TA) Surface Mount mounting type Supplier device package: 18-SOIC Number-of-Outputs: 1 Output Output-Isolation: - This product has No. Topology: Boost, Buck, Flyback, Forward feedback Supply Voltage: 7.8 V ~ 32 V This product features 'Frequency-Switching' at Up to 500kHz for optimal performance. The Control-Features include Frequency Control, Soft Start function. The product's Non-Isolated is non-isolated. Maximum operating temperature of + 70 C Output voltage: 40 V 15 mA is 92 nA. Output current: 400 mA Switching frequency is 50 kHz to 500 kHz Maximum duty cycle of 46 % This product requires a minimum 8 V of 2.95 V. This product has a maximum 30 V of 20 V.

UC3851DW Image

UC3851DW

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

UC3851DW Specifications
  • Manufacturer Texas Instruments
  • Product Category PMIC - AC DC Converters, Offline Switchers
  • Series UC3851
  • Type Current Mode PWM Controllers
  • Packaging Tube
  • Mounting-Style SMD/SMT
  • Operating-Temperature-Range 0 C to + 70 C
  • Package-Case SOIC-18
  • Operating-Temperature 0°C ~ 70°C (TA)
  • Mounting-Type Surface Mount
  • Supplier-Device-Package 18-SOIC
  • Power-Watts -
  • Number-of-Outputs 1 Output
  • Output-Isolation -
  • Internal-Switch-s No
  • Voltage-Breakdown -
  • Topology Boost, Buck, Flyback, Forward
  • Voltage-Start-Up 8V
  • Voltage-Supply-Vcc-Vdd 7.8 V ~ 32 V
  • Duty-Cycle 50%
  • Frequency-Switching Up to 500kHz
  • Fault-Protection Current Limiting, Over Voltage
  • Control-Features Frequency Control, Soft Start
  • Isolation Non-Isolated
  • Output-Power 1 W
  • Maximum-Operating-Temperature + 70 C
  • Output-Voltage 40 V
  • Operating-Supply-Current 15 mA
  • Output-Current 400 mA
  • Switching-Frequency 50 kHz to 500 kHz
  • Duty-Cycle-Max 46 %
  • Input-Supply-Voltage-Min 8 V
  • Input-Supply-Voltage-Max 30 V

UC3851DW

UC3851DW Specifications

UC3851DW FAQ
  • A: At what frequency does the Series?

    Q: The product Series is UC3851.

  • A: At what frequency does the Type?

    Q: The product Type is Current Mode PWM Controllers.

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

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

  • A: What is the Mounting-Style of the product?

    Q: The Mounting-Style of the product is SMD/SMT.

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

    Q: Yes, the product's Operating-Temperature-Range is indeed 0 C to + 70 C

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

    Q: The Package-Case of the product is SOIC-18.

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

    Q: The Operating-Temperature of the product is 0°C ~ 70°C (TA).

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

    Q: Yes, the product's Mounting-Type is indeed Surface Mount

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

    Q: The product Supplier-Device-Package is 18-SOIC.

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

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

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

    Q: The Output-Isolation of the product is -.

  • A: Is the cutoff frequency of the product Internal-Switch-s?

    Q: Yes, the product's Internal-Switch-s is indeed No

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

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

  • A: Is the cutoff frequency of the product Voltage-Supply-Vcc-Vdd?

    Q: Yes, the product's Voltage-Supply-Vcc-Vdd is indeed 7.8 V ~ 32 V

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

    Q: The product Frequency-Switching is Up to 500kHz.

  • A: What is the Control-Features of the product?

    Q: The Control-Features of the product is Frequency Control, Soft Start.

  • A: What is the Isolation of the product?

    Q: The Isolation of the product is Non-Isolated.

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

    Q: The Maximum-Operating-Temperature of the product is + 70 C.

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

    Q: Yes, the product's Output-Voltage is indeed 40 V

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

    Q: Yes, the product's Operating-Supply-Current is indeed 15 mA

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

    Q: The product Output-Current is 400 mA.

  • A: What is the Switching-Frequency of the product?

    Q: The Switching-Frequency of the product is 50 kHz to 500 kHz.

  • A: At what frequency does the Duty-Cycle-Max?

    Q: The product Duty-Cycle-Max is 46 %.

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

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

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

    Q: Yes, the product's Input-Supply-Voltage-Max is indeed 30 V

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