Texas Instruments UC3525BN, Dual PWM Voltage Mode Controller, 400 mA, 400 kHz 16-Pin, PDIP

Discontinued
Packaging Options:
RS Stock No.:
661-5223
Mfr. Part No.:
UC3525BN
Brand:
Texas Instruments
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Brand

Texas Instruments

Maximum Switching Frequency

400 kHz

Output Current

400 mA

Control Method

Voltage

Fall Time

50ns

Mounting Type

Through Hole

Package Type

PDIP

Rise Time

100ns

Topology

Boost, Buck, Flyback, Forward, Full Bridge, Half Bridge, Push-Pull

Pin Count

16

Maximum Duty Cycle

49%

Dimensions

19.3 x 6.35 x 4.57mm

Length

19.3mm

Width

6.35mm

Height

4.57mm

Minimum Operating Temperature

0 °C

Maximum Operating Temperature

+70 °C

Flyback Controller, Voltage Control, Texas Instruments


The isolated-flyback power supply controller provides Constant-Voltage (CV) and Constant-Current (CC) output regulation to improve transient response to large load steps. Primary-Side Regulation (PSR) eliminates the need for an Optocoupler.


Flyback Controllers, Texas Instruments


Current-Mode and Voltage-Mode PWM Controller
Primary-Side Regulation
Peak Power Mode
Low Power