UC2851N

UC2851N Overview

Product belongs to the UC2851 series. Type: Current Mode PWM Controllers Tube Alternate Packaging is the packaging method for this product Weight of 0.042544 oz Through Hole Mounting-Style Wide - 40 C to + 85 C operating temperature range for diverse applications PDIP-18 Operational temperature range: -40°C ~ 85°C (TA) Through Hole mounting type Supplier device package: 18-PDIP 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 + 85 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.

UC2851N Image

UC2851N Specifications

• Manufacturer Texas Instruments
• Product Category PMIC - AC DC Converters, Offline Switchers
• Series UC2851
• Type Current Mode PWM Controllers
• Packaging Tube Alternate Packaging
• Unit-Weight 0.042544 oz
• Mounting-Style Through Hole
• Operating-Temperature-Range - 40 C to + 85 C
• Package-Case PDIP-18
• Operating-Temperature -40°C ~ 85°C (TA)
• Mounting-Type Through Hole
• Supplier-Device-Package 18-PDIP
• 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 + 85 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

UC2851N FAQ

• A: What is the Series of the product?

  Q: The Series of the product is UC2851.

• 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 Alternate Packaging

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

  Q: Yes, the product's Unit-Weight is indeed 0.042544 oz

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

  Q: Yes, the product's Mounting-Style is indeed Through Hole

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

  Q: The product Operating-Temperature-Range is - 40 C to + 85 C.

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

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

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

  Q: The Operating-Temperature of the product is -40°C ~ 85°C (TA).

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

  Q: Yes, the product's Mounting-Type is indeed Through Hole

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

  Q: The Supplier-Device-Package of the product is 18-PDIP.

• 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: 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 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 + 85 C.

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

  Q: The Output-Voltage of the product is 40 V.

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

  Q: The product Operating-Supply-Current is 15 mA.

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

  Q: The Output-Current of the product 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: What is the Duty-Cycle-Max of the product?

  Q: The Duty-Cycle-Max of the product 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