Lifecycle Status  

ACTIVE (Last Updated: 3 days ago)

Factory Lead Time  

6 Weeks

Mounting Type  

Surface Mount

Surface Mount  

YES

Package / Case  

18-SOIC (0.295, 7.50mm Width)

Number of Pins  

18

Operating Temperature  

-25°C~85°C TA

Packaging  

Tube

JESD-609 Code  

e4

Pbfree Code  

yes

Part Status  

Active

Moisture Sensitivity Level (MSL)  

2 (1 Year)

Number of Terminations  

18

ECCN Code  

EAR99

Terminal Finish  

Nickel/Palladium/Gold (Ni/Pd/Au)

Additional Feature  

CURRENT MODE OPERATION IS ALSO POSSIBLE

Max Power Dissipation  

1W

Terminal Position  

DUAL

Terminal Form  

GULL WING

Peak Reflow Temperature (Cel)  

260

Frequency  

450kHz

Base Part Number  

UC2841

Function  

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

Number of Outputs  

1

Output Voltage  

40V

Output Type  

Transistor Driver

Input Voltage-Nom  

20V

Analog IC - Other Type  

SWITCHING CONTROLLER

Output Configuration  

Positive, Isolation Capable

Output Current  

400mA

Voltage - Supply (Vcc/Vdd)  

8V~32V

Control Features  

Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start

Topology  

Buck, Boost, Flyback, Forward Converter

Control Mode  

CURRENT-MODE

Frequency - Switching  

500kHz

Control Technique  

PULSE WIDTH MODULATION

Synchronous Rectifier  

No

Nominal Input Voltage  

30V

Switcher Configuration  

BUCK-BOOST

Max Duty Cycle  

95 %

Height  

2.65mm

Length  

11.5mm

Width  

7.5mm

Thickness  

2.35mm

RoHS Status  

ROHS3 Compliant

Lead Free  

Lead Free