Texas Instruments UC2845AD

Name: UC2845AD
Brand: Texas Instruments
SKU: 3287802-UC2845AD
Availability: InStock
Rating: 5 (1 reviews)

Part Number:: UC2845AD

Manufacturer:: Texas Instruments

Ventron No:: 3287802-UC2845AD

Description:: 30V, 1A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 40°C to 85°C

ECAD Model:

Datasheet:: uc2845a

Specifications

Texas Instruments UC2845AD technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments UC2845AD.

Mount
Surface Mount
Mounting Type
Surface Mount
Package / Case
SOIC
Number of Pins
14
Supplier Device Package
14-SOIC
Operating Temperature
-40°C~85°C TA
Packaging
Tube
JESD-609 Code
e3
Pbfree Code
yes
Part Status
Obsolete
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
14
ECCN Code
EAR99
Terminal Finish
Matte Tin (Sn)
Subcategory
Switching Regulator or Controllers
Technology
BIPOLAR
Terminal Position
DUAL
Terminal Form
GULL WING
Peak Reflow Temperature (Cel)
260
Frequency
500kHz
Reflow Temperature-Max (s)
40
Base Part Number
UC*84
Function
Step-Up, Step-Up/Step-Down
Number of Outputs
1
Output Voltage
15V
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)
7.6V~30V
Quiescent Current
11mA
Control Features
Frequency Control
Input Voltage (Min)
8.2V
Topology
Boost, Flyback, Forward Converter
Control Mode
CURRENT-MODE
Input Voltage (Max)
30V
Control Technique
PULSE WIDTH MODULATION
Rise Time
50ns
Synchronous Rectifier
Yes
Fall Time (Typ)
50 ns
Switcher Configuration
SINGLE
Max Duty Cycle
50 %
Duty Cycle (Max)
48%
Clock Sync
No
Length
8.64mm
Width
3.875mm
RoHS Status
RoHS Compliant
Lead Free
Lead Free

Description

UC2845AD Overview
This particular component is manufactured by Texas Instruments and falls under the category of PMIC - Voltage Regulators - DC DC Switching Controllers. It is specifically a chip that serves as a power management integrated circuit, responsible for regulating voltage in electronic devices. The chip is designed to be mounted on the surface of a circuit board and comes in a SOIC package with 14 pins. However, it should be noted that this particular part is no longer in production and has become obsolete. It has 14 terminations in a gull wing form, and its output voltage is 15V. The chip is capable of boosting, flyback, and forward converter topologies, and utilizes pulse width modulation as its control technique. It does not have the capability for clock synchronization.

UC2845AD Features
Transistor Driver Outputs
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 50 %
Frequency: 500kHz

UC2845AD Applications
There are a lot of Microchip Technology UC2845AD DC to DC converter applications.

Lathes
Hydrogen power
Various precision measuring instruments
Servo drive system
Adjustable voltage or current linear circuits
Overvoltage protection circuits in TV sets
Telecommunications equipment
Textile machinery
Hydraulic presses
Medical equipment

UC2845AD More Descriptions

Current Mode PWM Controller -0.1V to 11V 1A 500kHz 14-Pin SOIC Tube
PWM CONTROLLER, SMPS, 25V, SOIC-14; Tension, entrée: 25V; Tension, sortie: 15V; Courant, sortie: 200mA; Tension, alimentation min.: 12V; Tension, alimentation max..: 25V; Type de boîtier de contrôleur: SOIC; Nombre de broches:
PWM CONTROLLER, SMPS, 25V, SOIC-14; Input Voltage:25V; Output Voltage:15V; Output Current:200mA; Supply Voltage Min:12V; Supply Voltage Max:25V; Controller IC Case Style:SOIC; No. of Pins:14Pins; Frequency:450kHz; Operating Temperature Min:-40°C; Operating Temperature Max:85°C; Product Range:-; Automotive Qualification Standard:-; MSL:MSL 1 - Unlimited; SVHC:No SVHC (15-Jan-2019)

Certification