Texas Instruments LM3478MMX/NOPB

Lifecycle Status

ACTIVE (Last Updated: 3 days ago)

Factory Lead Time

6 Weeks

Contact Plating

Contact plating (finish) provides corrosion protection for base metals and optimizes the mechanical and electrical properties of the contact interfaces.

Tin

Mount

Surface Mount

Mounting Type

Surface Mount

Package / Case

8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

Number of Pins

8

Operating Temperature

The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.

-40°C~125°C TJ

Packaging

Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.

Tape & Reel (TR)

JESD-609 Code

e3

Pbfree Code

yes

Part Status

Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.

Active

Moisture Sensitivity Level (MSL)

1 (Unlimited)

Number of Terminations

8

ECCN Code

EAR99

Terminal Position

DUAL

Terminal Form

Occurring at or forming the end of a series, succession, or the like; closing; concluding.

GULL WING

Peak Reflow Temperature (Cel)

260

Terminal Pitch

The center distance from one pole to the next.

0.65mm

Base Part Number

LM3478

Function

Step-Up, Step-Up/Step-Down

Number of Outputs

1

Output Voltage

1.26V

Output Type

Transistor Driver

Operating Supply Voltage

The voltage level by which an electrical system is designated and to which certain operating characteristics of the system are related.

40V

Input Voltage-Nom

12V

Analog IC - Other Type

SWITCHING CONTROLLER

Output Configuration

Positive

Output Current

The rated output current is the maximum load current that a power supply can provide at a specified ambient temperature. A power supply can never provide more current that it's rated output current unless there is a fault, such as short circuit at the load.

1A

Voltage - Supply (Vcc/Vdd)

2.97V~40V

Quiescent Current

The quiescent current is defined as the current level in the amplifier when it is producing an output of zero.

2.7mA

Control Features

Enable, Frequency Control

Input Voltage (Min)

2.97V

Topology

Boost, Flyback, SEPIC

Control Mode

CURRENT-MODE

Frequency - Switching

100kHz~1MHz

Control Technique

PULSE WIDTH MODULATION

Synchronous Rectifier

Synchronous rectification is a technique for improving the efficiency of rectification by replacing diodes with actively controlled switches, usually power MOSFETs or power bipolar junction transistors (BJT).

No

Switcher Configuration

SINGLE

Max Frequency

1MHz

Max Duty Cycle

100 %

Height

1.07mm

Length

3mm

Width

3mm

Thickness

970μm

RoHS Status

RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.

ROHS3 Compliant

Lead Free

Lead Free