UC2844ADM | Integrated Circuits (ICs)/PMIC - Voltage Regulators - DC DC Switching Controllers

Supply Chain

Lifecycle Status OBSOLETE (Last Updated: 1 month ago)

Physical

Mount Surface Mount

Mounting Type Surface Mount

Package / Case 8-SOIC (0.154, 3.90mm Width)

Number of Pins 8

Weight 540.001716mg

Technical

Operating Temperature -40°C~85°C TA

Packaging Tube

Published 1997

JESD-609 Code e3

Pbfree Code yes

Part Status Obsolete

Moisture Sensitivity Level (MSL) 1 (Unlimited)

Number of Terminations 8

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

Time@Peak Reflow Temperature-Max (s) 40

Base Part Number UC*84

Function Step-Up, Step-Down, Step-Up/Step-Down

Number of Outputs 1

Output Voltage 5V

Output Type Transistor Driver

Input Voltage-Nom 15V

Analog IC - Other Type SWITCHING CONTROLLER

Operating Supply Current 11mA

Output Configuration Positive

Output Current 1A

Voltage - Supply (Vcc/Vdd) 10V~30V

Quiescent Current 11mA

Output Power 25W

Control Features Frequency Control

Topology Boost, Buck, Buck-Boost, Flyback, Forward

Control Mode CURRENT-MODE

Frequency - Switching Up to 500kHz

Input Voltage (Max) 30V

Control Technique PULSE WIDTH MODULATION

Rise Time 50ns

Synchronous Rectifier No

Fall Time (Typ) 50 ns

Switcher Configuration SINGLE

Max Duty Cycle 50 %

Isolation Isolated

Duty Cycle (Max) 48%

Compliance

RoHS Status RoHS Compliant

Lead Free Lead Free