PDF MBI5038 Data sheet ( Hoja de datos )

Número de pieza	MBI5038
Descripción	16-Channel Constant Current LED Driver
Fabricantes	Macroblock
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Hay una vista previa y un enlace de descarga de MBI5038 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas
No Preview Available ! Preliminary Datasheet MBI5038 16-Channel Constant Current LED Driver with Features Error Detection/ Power Saving Mode/ Current Gain  16 constant-current output channels Constant output current range: 3~45mA - 3~45mA @ 5V supply voltage - 3~30mA @ 3.3V supply voltage - 3~25mA @ 5V/3.3V supply voltage in mSSOP(GM) package  Compulsory error detection - Data-independent full panel detection - Error detection current: small current during 700ns - Programmable detection current - Individual LED open- and short-circuit detection - Leakage and short to ground diagnosis - Pre-settable threshold voltage for short-circuit detection and leakage diagnosis - Thermal protection  Power saving modes to reduce supply current of LED driver to 150uA - 0-Power mode  Excellent output current accuracy, - Between channels: <±2.5% (max); - Between ICs: <±3% (max)  Fast response to achieve uniform output current, OE (min.): 40ns (VDD=5V, IOUT=20mA)  Staggered delay of output, preventing from current surge  30MHz clock frequency  Schmitt trigger input  Package MSL Level : 3 Small Outline Package GF: SOP24L-300-1.00 Shrink SOP GP: SSOP24L-150-0.64 Mini SOP GM: mSSOP24L-100-0.5 Applications  LED traffic signs  LED message signs © Macroblock, Inc. 2014 6F-4, No.18, Pu-Ting Rd., Hsinchu, Taiwan 30072, R.O.C. TEL: +886-3-579-0068, FAX: +886-3-579-7534 E-mail: [email protected] - 1 - October 2014, V1.00 1 page MBI5038 16-Channel Constant Current LED Driver with Error Detection/ Power Saving Mode/ Current Gain Equivalent Circuits of Inputs and Outputs Terminal VDD LE Terminal VDD LE CLK, SDI Terminal VDD CLK, SDI SDO Terminal VDD SDO - 5 - October 2014, V1.00 5 Page MBI5038 16-Channel Constant Current LED Driver with Error Detection/ Power Saving Mode/ Current Gain Switching Characteristics (VDD=3.3V; Ta=25°C) Characteristics Symbol Condition Min. Typ. Max. Setup Time SDI - CLK↑ LE↑- CLK↑ LE↓- CLK↑ CLK↑- SDI tSU0 tSU1 tSU2 tH0 10 - 10 - 10 - 8- - - - - Hold Time CLK↑- LE↓ tH1 8-- LE↓- OE ↑ tH2 12 CLK - SDO tPD0 - 30 40 Propagation Delay Time OE - OUT2n* Staggered Delay of Output LE - SDO OUT2n 1* LE Pulse Width CLK SDO Rise Time OE tPD1 VDD=3.3V VIH=VDD - 30 - tPD2 VIL=GND Rext=700Ω - 40 50 tDL1 VDS=1V - 2- RL=200Ω tw(L) CL=10pF 15 - - tw(CLK) C1=100nF C2=10μF 25 - - tw(OE) tr,SDO CSDO=10pF VLED=4.0V 70 - - 10 - SDO Fall Time tf,SDO - 10 High speed Output Rise Time of Output Ports Low speed tOR - 25 35 - 40 50 Output Fall Time of Output Ports High speed Low speed tOF - 25 35 - 40 50 Compulsory Error Detection Operation Time**** tERR-C 700 - Data Clock Frequency (Pure Digital) FCLK Output waveforms have good uniformity among channels -- * For configuration register read command *Refer to the Timing Waveform, n=0, 1, 2, 3, 4, 5, 6, 7 **Users have to leave more time than the maximum error detection time for the error detection. - 20 Unit ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns ns MHz - 11 - October 2014, V1.00 11 Page

Páginas	Total 30 Páginas
PDF Descargar	[ Datasheet MBI5038.PDF ]

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