Texas Instruments UC2843N, PWM Current Mode Controller, 1 A, 500 kHz 8-Pin PDIP

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

Flyback Controller, Current Control, UC18/UC28/UC38 Series, 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 1
Control Method Current
Topology Boost, Flyback, Forward
Rise Time 50ns
Fall Time 50ns
Maximum Duty Cycle 100%
Maximum Switching Frequency 500 kHz
Mounting Type Through Hole
Package Type PDIP
Pin Count 8
Output Current 1 A
Height 4.57mm
Maximum Operating Temperature +85 °C
Length 9.81mm
Dimensions 9.81 x 6.35 x 4.57mm
Width 6.35mm
Minimum Operating Temperature -40 °C
Temporarily out of stock - back order for despatch when stock is available
Price (ex. GST) Each (In a Pack of 5)
$ 2.53
(exc. GST)
$ 2.78
(inc. GST)
units
Per unit
Per Pack*
5 - 20
$2.53
$12.65
25 - 95
$2.442
$12.21
100 - 245
$2.192
$10.96
250 - 495
$1.876
$9.38
500 +
$1.748
$8.74
*price indicative
Packaging Options: