TL3845P The Texas Instruments TL3845P is a DC DC Switching Controller designed for Boost, Flyback, and Forward Converter topologies. It operates within a voltage range of 7.6V to 30V with a maximum frequency of 100kHz.
Mfr Part #:

TL3845P

Available from 5 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TL3845P is a DC DC Switching Controller designed for Boost, Flyback, and Forward Converter topologies. It operates within a voltage range of 7.6V to 30V with a maximum frequency of 100kHz.
✓ Total Stock: 38,003 pcs
$ Price Range: $0.78

TL3845P Available from 5 distributors

✓ Authorised
✓ Non-Authorised

TL3845P Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Duty Cycle (Max)
Frequency
Function
Industrial Grade
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Phases
Output Type
Supplier Device Package
Supplier Package
Synchronous Rectifier
Topology
Voltage

TL3845P Description

Short technical summary and product information.

The Texas Instruments TL3845P is a versatile DC DC switching controller designed for various power management applications. It supports multiple topologies including Boost, Flyback, and Forward Converter configurations, making it adaptable for diverse circuit designs.

 

This controller operates within a wide voltage range of 7.6V to 30V and features a maximum frequency of 100kHz. The maximum duty cycle is specified at 48%, providing control over power conversion efficiency. Its Through Hole mounting type facilitates integration into traditional PCB layouts.

 

The TL3845P is optimized for off-line and DC-to-DC converters, offering features such as adjustable switching frequency, current limiting, and an error amplifier. It includes undervoltage lockout with hysteresis and double-pulse suppression for enhanced stability and protection. The device also boasts a low start-up current of less than 1mA and automatic feed-forward compensation.

 

Designed for reliability, the TL3845P comes in an 8-PDIP package, with the specific package dimensions being 8-DIP (0.300", 7.62mm). Its operating temperature range is from 0°C to 70°C, suitable for a variety of environmental conditions.

TL3845P Quick Information

Product Type: DC DC Switching Controller
Canonical Name: TL3845P Current Mode PWM Controller
Subcategory: Power Management ICs

TL3845P Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

TL3845P Estimated Pricing

Qty Low High
1+ $0.78 $0.78

Estimated market price range - modelled values for guidance only, not live distributor offers.

TL3845P Features

  • Supports Boost, Flyback, and Forward Converter topologies.
  • Operates from 7.6V to 30V input voltage.
  • Maximum switching frequency of 100kHz.
  • Through Hole mounting for easy integration.
  • 0°C to 70°C operating temperature range.

TL3845P Applications

  • Ideal for off-line converters.
  • Suitable for DC-to-DC converters.
  • Used in power supply designs.
  • Enables efficient power conversion.

TL3845P FAQs

6 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the TL3845P?

The TL3845P operates with a supply voltage from 7.6V to 30V.

What package does the TL3845P come in?

The TL3845P is available in an 8-DIP (0.300", 7.62mm) package, also known as 8-PDIP, with through-hole mounting.

What is the operating temperature range of the TL3845P?

The operating temperature range is 0°C to 70°C (TA).

What topologies does the TL3845P support?

The TL3845P supports boost, flyback, and forward converter topologies.

What is the switching frequency of the TL3845P?

The switching frequency is fixed at 100kHz.

What is the maximum duty cycle of the TL3845P?

The maximum duty cycle is 48%.

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