Texas Instruments UC3845D8TR

Name: UC3845D8TR
Brand: Texas Instruments
SKU: 3287532-UC3845D8TR
Availability: InStock
Rating: 5 (1 reviews)

Part Number:: UC3845D8TR

Manufacturer:: Texas Instruments

Ventron No:: 3287532-UC3845D8TR

Description:: Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 0C to 70C

ECAD Model:

Datasheet:: uc3845

Specifications

Texas Instruments UC3845D8TR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments UC3845D8TR.

Factory Lead Time
6 Weeks
Lifecycle Status
ACTIVE (Last Updated: 4 days ago)
Mounting Type
Surface Mount
Package / Case
8-SOIC (0.154, 3.90mm Width)
Surface Mount
YES
Number of Pins
8
Weight
72.603129mg
Operating Temperature
0°C~70°C TA
Packaging
Tape & Reel (TR)
JESD-609 Code
e4
Pbfree Code
yes
Part Status
Active
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
8
ECCN Code
EAR99
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
Subcategory
Switching Regulator or Controllers
Technology
BICMOS
Terminal Position
DUAL
Terminal Form
GULL WING
Peak Reflow Temperature (Cel)
260
Frequency
450kHz
Base Part Number
UC3845
Function
Step-Up, Step-Down, Step-Up/Step-Down
Number of Outputs
1
Output Voltage
13.5V
Output Type
Transistor Driver
Input Voltage-Nom
15V
Analog IC - Other Type
SWITCHING CONTROLLER
Output Configuration
Positive, Isolation Capable
Output Current
200mA
Voltage - Supply (Vcc/Vdd)
12V~28V
Control Features
Frequency Control
Topology
Buck, Boost, Flyback, Forward Converter
Control Mode
CURRENT-MODE
Frequency - Switching
500kHz
Control Technique
PULSE WIDTH MODULATION
Rise Time
50ns
Supply Current-Max (Isup)
25mA
Synchronous Rectifier
No
Fall Time (Typ)
50 ns
Nominal Input Voltage
25V
Switcher Configuration
BUCK-BOOST
Max Duty Cycle
50 %
Duty Cycle (Max)
48%
Height
1.75mm
Length
4.9mm
Width
3.91mm
Thickness
1.58mm
RoHS Status
ROHS3 Compliant
Lead Free
Lead Free

Description

UC3845D8TR Overview
This product is designed for surface mount installation and is suitable for surface mount applications. It is currently in active production and utilizes BICMOS technology. The function of this product is to provide step-up, step-down, or step-up/step-down capabilities. The nominal input voltage is 15V. The output is configured to be positive and is capable of providing isolation. The maximum output current is 200mA. This product can be used in various topologies including buck, boost, flyback, and forward converter. It has a thickness of 1.58mm.

UC3845D8TR Features
Transistor Driver Outputs
Switching Frequency: 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 50 %
Frequency: 450kHz

UC3845D8TR Applications
There are a lot of Texas Instruments UC3845D8TR DC to DC converter applications.

Computed tomography (CT)
Network technology
Solar power plants
Access control systems
Hydraulic presses
Printing
Photovoltaic power
Various CNC machine tools
Sensitive electronic devices
Die casting equipment

UC3845D8TR More Descriptions

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BICMOS, PDSO8
UC3845 Buck Boost Flyback Forward Converter Tape & Reel (TR) e4 DC to DC switching controller 50ns 200mA 72.603129mg 13.5V
Pulse Width Modulation (PWM) Controller IC; Frequency:450kHz; Power Dissipation, Pd:650mW; No. of Pins:8; Operating Temperature Range:0°C to 70°C; Control Mode:Current; Leaded Process Compatible:Yes; Number of PWM Outputs:1 ;RoHS Compliant: Yes

Certification