UC3844D

Manufacturer :

Texas Instruments

Product Category :

DC DC Switching Controllers

Number of Terminations :

14

Control Technique :

PULSE WIDTH MODULATION

Pbfree Code :

yes

Control Mode :

CURRENT-MODE

Max Output Current :

1A

Analog IC - Other Type :

SWITCHING CONTROLLER

Input Voltage-Nom :

15V

Factory Lead Time :

6 Weeks

Control Features :

Frequency Control

Weight :

122.413241mg

Fall Time (Typ) :

50 ns

Frequency - Switching :

Up to 500kHz

Max Duty Cycle :

50 %

Output Configuration :

Positive

Thickness :

1.58mm

Packaging :

Tube

Nominal Input Voltage :

25V

ECCN Code :

EAR99

Package / Case :

14-SOIC (0.154, 3.90mm Width)

Peak Reflow Temperature (Cel) :

260

Terminal Finish :

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

Quiescent Current :

11mA

Surface Mount :

yes

Terminal Form :

Gull wing

Output Current :

200mA

Moisture Sensitivity Level (MSL) :

1 (Unlimited)

JESD-609 Code :

e4

Mounting Type :

Surface Mount

REACH SVHC :

No SVHC

Synchronous Rectifier :

No

Lead Free :

Lead Free

Height :

1.75mm

Function :

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

Output Type :

Transistor Driver

Number of Outputs :

1

Duty Cycle (Max) :

48%

Operating Temperature :

0°C~70°C TA

RoHS Status :

ROHS3 Compliant

Frequency :

450kHz

Width :

3.91mm

Topology :

Boost, Buck, Buck-Boost, Flyback, Forward

Number of Pins :

14

Max Power Dissipation :

725mW

Supply Current-Max (Isup) :

25mA

Voltage - Supply (Vcc/Vdd) :

12V~28V

Base Part Number :

UC3844

Lifecycle Status :

ACTIVE (Last Updated: 1 day ago)

Rise Time :

50ns

Terminal Position :

Dual

Output Voltage :

13.5V

Length :

8.65mm