UC3844D

Manufacturer :

Texas Instruments

Product Category :

DC DC Switching Controllers

Width :

3.91mm

Control Technique :

PULSE WIDTH MODULATION

Voltage - Supply (Vcc/Vdd) :

12V~28V

Control Mode :

CURRENT-MODE

Function :

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

Base Part Number :

UC3844

Frequency - Switching :

Up to 500kHz

Weight :

122.413241mg

Pbfree Code :

yes

REACH SVHC :

No SVHC

Thickness :

1.58mm

Surface Mount :

yes

Lifecycle Status :

ACTIVE (Last Updated: 1 day ago)

JESD-609 Code :

e4

Number of Terminations :

14

Mounting Type :

Surface Mount

Terminal Finish :

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

Length :

8.65mm

Number of Pins :

14

Rise Time :

50ns

Supply Current-Max (Isup) :

25mA

Packaging :

Tube

Nominal Input Voltage :

25V

Package / Case :

14-SOIC (0.154, 3.90mm Width)

Height :

1.75mm

Frequency :

450kHz

Fall Time (Typ) :

50 ns

Max Power Dissipation :

725mW

Terminal Position :

Dual

Factory Lead Time :

6 Weeks

Moisture Sensitivity Level (MSL) :

1 (Unlimited)

Peak Reflow Temperature (Cel) :

260

Terminal Form :

Gull wing

Quiescent Current :

11mA

Operating Temperature :

0°C~70°C TA

Input Voltage-Nom :

15V

Max Duty Cycle :

50 %

Topology :

Boost, Buck, Buck-Boost, Flyback, Forward

Output Configuration :

Positive

ECCN Code :

EAR99

Output Type :

Transistor Driver

Max Output Current :

1A

Analog IC - Other Type :

SWITCHING CONTROLLER

Number of Outputs :

1

RoHS Status :

ROHS3 Compliant

Output Current :

200mA

Synchronous Rectifier :

No

Lead Free :

Lead Free

Control Features :

Frequency Control

Output Voltage :

13.5V

Duty Cycle (Max) :

48%