Mounting Type  

Surface Mount

Package / Case  

20-LCC (J-Lead)

Surface Mount  

YES

Number of Pins  

20

Voltage - Input (Nom)  

15V

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)

Voltage - Supply  

7V~40V

Terminal Position  

QUAD

Terminal Form  

J BEND

Peak Reflow Temperature (Cel)  

260

Frequency  

1MHz

Base Part Number  

UC3856

Function  

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

Number of Outputs  

2

Output Type  

Transistor Driver

Analog IC - Other Type  

SWITCHING CONTROLLER

Output Configuration  

Positive

Current - Output  

200mA

Control Features  

Enable, Frequency Control, Soft Start

Voltage - Output  

13.1V

Topology  

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

Control Mode  

CURRENT-MODE

Frequency - Switching  

200kHz

Control Technique  

PULSE WIDTH MODULATION

Rise Time  

40ns

Synchronous Rectifier  

Yes

Fall Time (Typ)  

40 ns

Nominal Input Voltage  

40V

Max Duty Cycle  

50 %

Duty Cycle (Max)  

47%

Output Phases  

1

Length  

8.965mm

Height Seated (Max)  

4.57mm

Width  

8.965mm

Radiation Hardening  

No

RoHS Status  

ROHS3 Compliant

Lead Free  

Lead Free