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: What is the Packaging of the product?

  Q: The Packaging of the product is Tube.

• A: Is the cutoff frequency of the product Unit-Weight?

  Q: Yes, the product's Unit-Weight is indeed 0.004318 oz

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

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

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

  Q: The Package-Case of the product 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: At what frequency does the Output-Type?

  Q: The product Output-Type is Transistor Driver.

• A: What is the Function of the product?

  Q: The Function of the product is Step-Up, Step-Down, Step-Up/Step-Down.

• A: Is the cutoff frequency of the product Supplier-Device-Package?

  Q: Yes, the product's Supplier-Device-Package is indeed 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: Is the cutoff frequency of the product Topology?

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

• A: What is the Voltage-Supply-Vcc-Vdd of the product?

  Q: The Voltage-Supply-Vcc-Vdd of the product is 7.6 V ~ 30 V.

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

  Q: Yes, the product's Frequency-Switching is indeed Up to 500kHz

• A: At what frequency does the Control-Features?

  Q: The product Control-Features is Frequency Control.

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

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

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

  Q: The product Output-Phases is 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: What is the Serial-Interfaces of the product?

  Q: The Serial-Interfaces of the product is -.

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

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

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

  Q: The product Minimum-Operating-Temperature is 0 C.

• A: What is the Operating-Supply-Voltage of the product?

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

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

  Q: The product Output-Voltage is 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: What is the Switching-Frequency of the product?

  Q: The Switching-Frequency of the product is 450 kHz.

• A: Is the cutoff frequency of the product Fall-Time?

  Q: Yes, the product's Fall-Time is indeed 50 ns

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

  Q: The product Rise-Time is 50 ns.