Mounting Type  

Surface Mount

Package / Case  

20-LCC (J-Lead)

Surface Mount  

YES

Number of Pins  

20

Operating Temperature  

0°C~70°C TA

Packaging  

Tube

JESD-609 Code  

e3

Part Status  

Obsolete

Moisture Sensitivity Level (MSL)  

2 (1 Year)

Number of Terminations  

20

ECCN Code  

EAR99

Terminal Finish  

Matte Tin (Sn)

Terminal Position  

QUAD

Terminal Form  

J BEND

Peak Reflow Temperature (Cel)  

260

Frequency  

450kHz

Time@Peak Reflow Temperature-Max (s)  

NOT SPECIFIED

Base Part Number  

UC3846

Function  

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

Number of Outputs  

2

Qualification Status  

Not Qualified

Output Voltage  

13.5V

Output Type  

Transistor Driver

Input Voltage-Nom  

15V

Analog IC - Other Type  

SWITCHING CONTROLLER

Output Configuration  

Positive

Output Current  

500mA

Voltage - Supply (Vcc/Vdd)  

6.95V~40V

Control Features  

Current Limit, Enable, Frequency Control, Soft Start

Topology  

Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull

Control Mode  

CURRENT-MODE

Frequency - Switching  

500kHz

Control Technique  

PULSE WIDTH MODULATION

Rise Time  

50ns

Synchronous Rectifier  

Yes

Fall Time (Typ)  

50 ns

Nominal Input Voltage  

15V

Max Duty Cycle  

50 %

Duty Cycle  

50 %

Output Phases  

1

Length  

8.965mm

Height Seated (Max)  

4.57mm

Width  

8.965mm

RoHS Status  

ROHS3 Compliant

Lead Free  

Lead Free