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Manufacturer Part #

UC3843BD1013TR

UC3843B Series 30 V 17 mA High Performance Current Mode PWM Controller - SOIC-8

ECAD Model:
Mfr. Name: STMicroelectronics
Standard Pkg:
Date Code: 2242
Product Specification Section
STMicroelectronics UC3843BD1013TR - Technical Attributes
Attributes Table
Supply Current-Max: 17mA
Supply Voltage: 7.6V to 30V
Frequency-Max: 275kHz
Input Voltage: 2.55V
Topology: Boost/Flyback
Rated Power: 800W
Duty Cycle-Min: 0%
Duty Cycle-Max: 100%
Operating Temp Range: -40°C to +150°C
Storage Temperature Range: -65°C to +150°C
Output Current: 1mA
Thermal Resistance: 150°C/W
Package Style:  SOIC-8
Mounting Method: Surface Mount
Features & Applications
The UC3843BD1013TR is a part of UC384xB family of control ICs, provides the necessary features to implement off-line or DC to DC fixed frequency current mode control schemes with a minimal external parts count.

The devices are ideal for sensor interfaces, battery-supplied and portable applications, as well as active filtering. It has an Operating temperature ranges b/w -40 °C to 150 °C and it is available in a SOIC-8 package.

Features:

  • Trimmed oscillator for precise frequency control
  • Oscillator frequency guaranteed at 250 KHz
  • Current mode operation to 500 KHz
  • Automatic feed forward compensation
  • Latching PWM for cycle-by-cycle current limiting
  • Internally trimmed reference with undervoltage lockout 
  • Low start-up and operating current
Pricing Section
Global Stock:
47,500
USA:
47,500
On Order:
0
Factory Stock:Factory Stock:
-1
Factory Lead Time:
14 Weeks
Minimum Order:
2500
Multiple Of:
2500
Total
$875.00
USD
Quantity
Web Price
2,500
$0.35
5,000+
$0.34