UC3844D

UC3844D Overview

Product belongs to the UC3844 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) Surface Mount mounting type Supplier device package: 14-SOP Number-of-Outputs: 1 Output Output-Isolation: Isolated This product has No. Topology: Boost, Buck, Flyback, Forward feedback Supply Voltage: 10 V ~ 30 V This product features 'Frequency-Switching' at Up to 500kHz for optimal performance. The Control-Features include Frequency Control function. Maximum operating temperature of + 70 C Minimum operating temperature: 0 C 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. Maximum duty cycle of 50 %

UC3844D Image

UC3844D Specifications

• Manufacturer Fairchild Semiconductor
• Product Category PMIC - AC DC Converters, Offline Switchers
• Series UC3844
• Packaging Tube
• Unit-Weight 0.004318 oz
• Mounting-Style SMD/SMT
• Package-Case SOIC-14
• Operating-Temperature 0°C ~ 70°C (TA)
• Mounting-Type Surface Mount
• Supplier-Device-Package 14-SOP
• Power-Watts -
• Number-of-Outputs 1 Output
• Output-Isolation Isolated
• Internal-Switch-s No
• Voltage-Breakdown -
• Topology Boost, Buck, Flyback, Forward
• Voltage-Start-Up 16V
• Voltage-Supply-Vcc-Vdd 10 V ~ 30 V
• Duty-Cycle 48%
• Frequency-Switching Up to 500kHz
• Fault-Protection Current Limiting
• Control-Features Frequency Control
• Maximum-Operating-Temperature + 70 C
• Minimum-Operating-Temperature 0 C
• Output-Current 1000 mA
• Switching-Frequency 450 kHz
• Fall-Time 50 ns
• Rise-Time 50 ns
• Duty-Cycle-Max 50 %

UC3844D FAQ

• A: At what frequency does the Series?

  Q: The product Series is UC3844.

• A: At what frequency does the Packaging?

  Q: The product Packaging 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: At what frequency does the Mounting-Style?

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

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

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

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

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

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

  Q: The Mounting-Type of the product is Surface Mount.

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

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

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

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

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

  Q: The product Output-Isolation is Isolated.

• A: At what frequency does the Internal-Switch-s?

  Q: The product Internal-Switch-s is No.

• A: What is the Topology of the product?

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

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

  Q: The Voltage-Supply-Vcc-Vdd of the product is 10 V ~ 30 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.

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

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

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

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

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

  Q: The Output-Current of the product is 1000 mA.

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

  Q: Yes, the product's Switching-Frequency is indeed 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.

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

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