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LP3944ISQX/NOPB
Purchase
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Shipping Cost
Shipping starts at $40, but some countries will exceed $40. For
example (South Africa, Brazil, India, Pakistan, Israel, etc.)
The
basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and
country.
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
Delivery TimeOnce the goods are shipped, estimated delivery time depends on the shipping methods you chose:
FedEx International, 5-7 business days.
The following are some common countries' logistic time.
| Parameters | |
|---|---|
| Factory Lead Time | 6 Weeks |
| Lifecycle Status | ACTIVE (Last Updated: 2 days ago) |
| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 24-WFQFN Exposed Pad |
| Number of Pins | 24 |
| Operating Temperature | -40°C~85°C TA |
| Packaging | Tape & Reel (TR) |
| JESD-609 Code | e3 |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| Number of Terminations | 24 |
| ECCN Code | EAR99 |
| Type | Power Switch |
| Terminal Finish | Matte Tin (Sn) |
| Applications | Camera Flash |
| Subcategory | Display Drivers |
| Max Power Dissipation | 1.76W |
| Terminal Position | QUAD |
| Peak Reflow Temperature (Cel) | 260 |
| Number of Functions | 1 |
| Supply Voltage | 5V |
| Terminal Pitch | 0.5mm |
| Base Part Number | LP3944 |
| Power Supplies | 2.5/5V |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 2.3V |
| Nominal Supply Current | 550μA |
| Power Dissipation | 1.76W |
| Max Supply Current | 550μA |
| Quiescent Current | 350μA |
| Topology | Shift Register |
| Input Characteristics | STANDARD |
| Internal Switch(s) | Yes |
| Low Level Output Current | 25mA |
| fmax-Min | 0.4 MHz |
| Dimming | I2C, SMBus |
| Number of Segments | 8 |
| Voltage - Supply (Min) | 2.3V |
| Multiplexed Display Capability | NO |
| Data Input Mode | SERIAL |
| Height | 800μm |
| Length | 4mm |
| Width | 4mm |
| Thickness | 750μm |
| Radiation Hardening | No |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
LP3944ISQX/NOPB Overview
Board space is saved by its 24-WFQFN Exposed Pad package.To mount, use Surface Mount.The system emerges as a Power Switch with high efficiency.It is possible for the led light driver to operate at a temperature of -40°C~85°C TA.Camera Flash has significant advantages.It operates with 24 terminations.A configuration of this chip is made up of 24 pins.It is possible for undetermined failures to occur if the voltage supply falls below 2.3V.There are 8 segments in it.There is a device mounted on the Surface Mount.Under the base part number LP3944, you will find this LED driver.It is acceptable to supply voltages of 5.5V.In addition, its characteristics are classified into Display Drivers.The maximum efficiency can be achieved by operating it at a minimal voltage of 2.3V.As long as the maximum supply current is under 550μA, it can deliver high efficiency.350μA current is consumed in the case of no external factors.
LP3944ISQX/NOPB Features
Available in the 24-WFQFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Supply voltage of 5V
LP3944ISQX/NOPB Applications
There are a lot of Texas Instruments LP3944ISQX/NOPB LED Driver ICs applications.
- General lighting
- Replacement lamps
- Museum lighting
- Refrigeration lighting
- Ultraviolet (UV) and Infrared (IR) Irradiation Devices
- LED Lightings for Inspection Devices
- Linear fluorescent
- LED backlight driver for LCD displays for portable equipment
- Other Electronic Devices
- Stage and Studio lighting