대체 부품
Price @ 1000
$ 1.343
$ 0.78
Stock
605,601
458,235
Authorized Distributors
3
0
Case/Package
-
-
Number of Pins
24
24
Number of Outputs
8
8
Min Input Voltage
-
-
Max Input Voltage
-
-
Max Output Current
-
-
Output Voltage
-
-
Efficiency
-
-
Min Output Voltage
-
-
Max Output Voltage
-
-
Min Operating Temperature
-40 °C
-40 °C
Max Operating Temperature
85 °C
85 °C
공급망
Lifecycle StatusProduction (Last Updated: 4 days ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 4 days ago)
엔지니어링 리소스
Texas Instruments LP3944ISQ/NOPB의 평가 키트와 참조 설계를 확인하세요.
평가 키트
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설명
유통업체에서 제공한 Texas Instruments LP3944ISQ/NOPB에 대한 설명입니다.
RGB/White/Blue 8-LED Fun Light driver 24-WQFN -40 to 85
5.5V SMBus，I²C Shift Register 25mA 8 -0.5V 2.3V 5.5V QFN SMD mount，glue mount 4mm*4mm*800μm
LED Driver 8 Segment 550uA Supply Current 24-Pin WQFN EP T/R
Tape & Reel (TR) LP3944 Shift Register I2C SMBus led driver 4mm 25mA 5.5V 1.76W
IC LED DRIVER PS I2C 25MA 24WQFN "LED Driver IC 8 Output Power Switch Shift Register I2C, SMBus Dimming 25mA 24-WQFN (4x4)"
LED Driver IC; Device Type:LED; LED Display Type:Bar / Discrete Segment; Display Interface:7-segment numeric LED digits, bar graph, or discrete LEDs; Supply Voltage Min:2.3V; Supply Voltage Max:5.5V; Termination Type:SMD ;RoHS Compliant: Yes
제조업체 별칭
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- TI
- TEXAS
- TEXAS INST
- TEXAS INSTR
- TEXAS INSTRUMENT
- TEXAS INSTRUMENTS INC
- TEXAS INS
- TEXAS INSTRU
- TEXAS INSTRUMEN
- TI/NS
- TEX
- Texas Instruments (TI)
- TEXASIN
- TEXAS INSTRUMENTS INCORPORATED
- TEXINS
- TEXAS INTRUMENTS
- TEAXS
- TEXASI
- TI Texas Instruments
- TEXAS INSTRUM
- TEXAS USD
- TEXAS INSRUMENTS
- TEXAS INSRUMENT
- TEXAS INSTUMENTS
- TI-ROHS
- Texas Instr.
- Texas Instruments Inc.
기술 사양
Physical
MountSurface Mount
Number of Pins24
Technical
Ambient Temperature Range High85 °C
Current Rating25 mA
FeaturesI²C
Frequency400 kHz
Low Level Output Current25 mA
Max Junction Temperature (Tj)125 °C
Max Operating Temperature85 °C
Max Power Dissipation1.08 W
Max Supply Current550 µA
Max Supply Voltage5.5 V
Min Operating Temperature-40 °C
Min Supply Voltage2.3 V
Nominal Supply Current350 µA
Number of Channels8
Number of Outputs8
Number of Segments8
Output Current200 mA
Power Dissipation1.76 W
Quiescent Current350 µA
TopologyBoost
Dimensions
Height800 µm
Length4 mm
Thickness750 µm
Width4 mm