UC3845D

UC3845D Overview

Product belongs to the UC3845 series. Tube is the packaging method for this product Weight of 0.004318 oz SMD/SMT Mounting-Style SOIC-14 Operational temperature range: 0°C ~ 70°C (TA) Output-Type: Transistor Driver Product function is Step-Up, Step-Down, Step-Up/Step-Down. Supplier device package: 14-SOP Number-of-Outputs: 1 Topology: Buck, Boost, Flyback, Forward Converter feedback Supply Voltage: 7.6 V ~ 30 V This product features 'Frequency-Switching' at Up to 500kHz for optimal performance. The Control-Features include Frequency Control function. The Positive. Output-Phases: 1 Maximum duty cycle of 50 % The value of Yes is included as a product attribute. No enabled Serial Interfaces: - Maximum operating temperature of + 70 C Minimum operating temperature: 0 C This product operates at a 30 V supply voltage for reliable performance. Output voltage: 4.90 V to 5.10 V Output current: 1000 mA Switching frequency is 450 kHz This product has a 50 ns of 16 ns. This product has a 50 ns of 16 ns.

UC3845D Image

UC3845D Specifications

• Manufacturer Fairchild Semiconductor
• Product Category PMIC - Voltage Regulators - DC DC Switching Controllers
• Series UC3845
• Packaging Tube
• Unit-Weight 0.004318 oz
• Mounting-Style SMD/SMT
• Package-Case SOIC-14
• Operating-Temperature 0°C ~ 70°C (TA)
• Output-Type Transistor Driver
• Function Step-Up, Step-Down, Step-Up/Step-Down
• Supplier-Device-Package 14-SOP
• Number-of-Outputs 1
• Topology Buck, Boost, Flyback, Forward Converter
• Voltage-Supply-Vcc-Vdd 7.6 V ~ 30 V
• Frequency-Switching Up to 500kHz
• Control-Features Frequency Control
• Output-Configuration Positive
• Output-Phases 1
• Duty-Cycle-Max 50 %
• Synchronous-Rectifier Yes
• Clock-Sync No
• Serial-Interfaces -
• Maximum-Operating-Temperature + 70 C
• Minimum-Operating-Temperature 0 C
• Operating-Supply-Voltage 30 V
• Output-Voltage 4.90 V to 5.10 V
• Output-Current 1000 mA
• Switching-Frequency 450 kHz
• Fall-Time 50 ns
• Rise-Time 50 ns

UC3845D FAQ

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

  Q: Yes, the product's Series is indeed UC3845

• A: At what frequency does the Packaging?

  Q: The product Packaging is Tube.

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

  Q: The Unit-Weight of the product is 0.004318 oz.

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

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

• A: At what frequency does the Package-Case?

  Q: The product Package-Case is SOIC-14.

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

  Q: Yes, the product's Operating-Temperature is indeed 0°C ~ 70°C (TA)

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

  Q: Yes, the product's Output-Type is indeed Transistor Driver

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

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

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

  Q: The Supplier-Device-Package of the product is 14-SOP.

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

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

• A: At what frequency does the Topology?

  Q: The product Topology is Buck, Boost, Flyback, Forward Converter.

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

  Q: Yes, the product's Voltage-Supply-Vcc-Vdd is indeed 7.6 V ~ 30 V

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

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

• A: Is the cutoff frequency of the product Control-Features?

  Q: Yes, the product's Control-Features is indeed Frequency Control

• 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 Output-Phases?

  Q: Yes, the product's Output-Phases is indeed 1

• A: Is the cutoff frequency of the product Duty-Cycle-Max?

  Q: Yes, the product's Duty-Cycle-Max is indeed 50 %

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

  Q: The product Synchronous-Rectifier is Yes.

• A: At what frequency does the Clock-Sync?

  Q: The product Clock-Sync is No.

• A: At what frequency does the Serial-Interfaces?

  Q: The product Serial-Interfaces is -.

• 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 Minimum-Operating-Temperature?

  Q: Yes, the product's Minimum-Operating-Temperature is indeed 0 C

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

  Q: The product Operating-Supply-Voltage is 30 V.

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

  Q: Yes, the product's Output-Voltage is indeed 4.90 V to 5.10 V

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

  Q: Yes, the product's Output-Current is indeed 1000 mA

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

  Q: The product Switching-Frequency is 450 kHz.

• A: What is the Fall-Time of the product?

  Q: The Fall-Time of the product is 50 ns.

• A: At what frequency does the Rise-Time?

  Q: The product Rise-Time is 50 ns.