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LP3943ISQ/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 | |
|---|---|
| Max Supply Current | 550μA |
| Quiescent Current | 350μA |
| Topology | Shift Register |
| Min Input Voltage | 2.3V |
| Max Input Voltage | 5.5V |
| Output Characteristics | OPEN-DRAIN |
| Input Characteristics | STANDARD |
| Internal Switch(s) | Yes |
| Low Level Output Current | 25mA |
| Number of LEDs | 16 |
| fmax-Min | 0.4 MHz |
| Dimming | I2C, SMBus |
| Number of Segments | 16 |
| Switching Frequency | 400kHz |
| Multiplexed Display Capability | NO |
| Height | 800μm |
| Length | 4mm |
| Width | 4mm |
| Thickness | 750μm |
| Radiation Hardening | No |
| REACH SVHC | No SVHC |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
| Factory Lead Time | 6 Weeks |
| Lifecycle Status | ACTIVE (Last Updated: 6 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 |
| Feature | I2C |
| Pbfree Code | yes |
| Part Status | Active |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 24 |
| ECCN Code | EAR99 |
| Type | Power Switch |
| Terminal Finish | Matte Tin (Sn) |
| Applications | Camera Flash |
| HTS Code | 8542.39.00.01 |
| Subcategory | Display Drivers |
| Max Power Dissipation | 400mW |
| Terminal Position | QUAD |
| Peak Reflow Temperature (Cel) | 260 |
| Number of Functions | 1 |
| Supply Voltage | 3V |
| Terminal Pitch | 0.5mm |
| Current Rating | 25mA |
| Frequency | 400kHz |
| Base Part Number | LP3943 |
| Output Voltage | 5.5V |
| Operating Supply Voltage | 5V |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 2.3V |
| Nominal Supply Current | 550μA |
| Power Dissipation | 400mW |
| Output Current | 25mA |
LP3943ISQ/NOPB Overview
The 24-WFQFN Exposed Pad package is used for saving board space. As a mounting method, Surface Mount is used.When it emerges as a Power Switch, it shows high-performance and reliability.The LED driver is capable of operating at a temperature of -40°C~85°C TA.Camera Flash provides many benefits.The system operates at a frequency of 400kHz.There are 24 terminations that are designed to operate with it.It has a base configuration of 24 pins.Segments counted are 16.The device has been mounted on the Surface Mount.It's under the LP3943 base part number.It is acceptable for the voltage to be 5.5V.As a result, its characteristics can also be categorized as Display Drivers.At its minimal input voltage, it operates at 2.3V.The maximum efficiency standards can be met by operating at the minimal voltage of 2.3V during operation.There is 5.5V maximum value for supply current.This device is able to provide high efficiency when the maximal supply current should be less than 550μA.You can supply 25mA current to the load.It is necessary to power systems with a voltage of 5VIt's possible for this electronic component to fully function when the switching frequency is maintained at 400kHz.A current of 350μA is consumed in the absence of external influences.The output voltage is 5.5V.
LP3943ISQ/NOPB Features
Available in the 24-WFQFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Frequency of 400kHz
Supply voltage of 3V
Operating with the supply voltage of 5V
Switching frequency of 400kHz
Output voltage of 5.5V
LP3943ISQ/NOPB Applications
There are a lot of Texas Instruments LP3943ISQ/NOPB LED Driver ICs applications.
- General lighting
- Portable lighting
- Ultraviolet (UV) and Infrared (IR) Irradiation Devices
- High-end retail lighting
- LED backlight driver for LCD displays for Tablets and Note PCs
- Amusement Machines
- Down lighting
- General LED Lighting: Down-lights, Base-lights, Ceiling Lights, Exterior Lights
- Power source for accessories such as car audios, car navigation systems, and ETC systems
- Gallery lighting