Texas Instruments UC3526DW, Dual PWM Voltage Mode Controller, 100 mA, 400 kHz 18-Pin, SOIC

Product overview and Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

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

Specifications
Attribute Value
Number of PWM Outputs 2
Control Method Voltage
Topology Boost, Flyback, Forward, Full Bridge, Half Bridge, Push-Pull
Rise Time 300ns
Fall Time 100ns
Maximum Switching Frequency 400 kHz
Mounting Type Surface Mount
Package Type SOIC
Pin Count 18
Maximum Duty Cycle 49%
Output Current 100 mA
Synchronous Pin Yes
Maximum Operating Temperature +70 °C
Height 2.35mm
Minimum Operating Temperature 0 °C
Typical Operating Supply Voltage 4.5 → 35 V
Width 7.52mm
Dimensions 11.62 x 7.52 x 2.35mm
Length 11.62mm
10 In stock for delivery within 3 working days
Price Each (In a Pack of 5)
HK$ 27.758
(exc. GST)
units
Per unit
Per Pack*
5 - 20
HK$27.758
HK$138.79
25 - 45
HK$25.848
HK$129.24
50 - 95
HK$25.486
HK$127.43
100 - 245
HK$22.514
HK$112.57
250 +
HK$21.562
HK$107.81
*price indicative
Packaging Options:
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