LX1689IPW MICROSEMI, LX1689IPW Datasheet
LX1689IPW
Specifications of LX1689IPW
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LX1689IPW Summary of contents
Page 1
... Module Cost / Size High “Nits/Watt” Efficiency Operates Directly From Li_Ion Cells Lamp Current Compensation Input Makes Indoor/Outdoor And Wide Temperature Range Applications Easy to Design Bill of Materials 1 LX1689CPW 1 Transformer 1 Dual FET 2 Connectors 7 Resistors 9 Capacitors 21 Total Count Plastic TSSOP 20-PIN LX1689CPW LX1689IPW Page 1 ...
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... V DD_A_ , θ 144°C/W A MBIENT JA x θ ESCRIPTION and B . The external capacitor will be a 100 to 1000nF OUT OUT is switched (see ENABLE) to remove power from chip. Two LDO _BATT Microsemi Integrated Products RODUCTION ATA HEET GND OUT OUT DIM_CLK 4 17 DIM_MODE ...
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... See further LX1689 operation section) Copyright © 2000 Rev. 1.1, 2006-02-27 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 Third Generation CCFL Controller ® P RODUCTION ( ESCRIPTION Microsemi Integrated Products LX1689 D S ATA HEET Page 3 ...
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... RODUCTION ( ESCRIPTION = × 1.0 (Digital Dimming BRITE_OUT BRITE_R = × (Analog BRITE_OUT BRITE_R BRITE_C = × BRITE_OUT BRITE_R BRITE_OUT 1.00V = I BRITE_R R BRITE_R − [V_BATT 1.5V] MIN = R − 6 30x10 Amp 1.00V = I I_R R I_R Microsemi Integrated Products LX1689 D S ATA HEET Mode) Dimming Mode) Page 4 ...
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... Digital Inputs (DIM_MODE, DIV_248,DIM_CLK) Maximum Output Gate Charge ( OUT Unless otherwise specified, the following specifications apply over the operating ambient temperature: LX1689CPW: 0 ° C ≤ ≤ LX1689IPW: -40°C T 85°C, except where otherwise noted. A Test conditions: V_BATT =3 Parameter POWER Regulator Output Voltage ...
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... C = 1000pF F OUT To VDDA V Conventional Dimming TH_DIM_CLK V Reverse Dimming TL_DIM_CLK I DIM_CLK = 5V IH_DIM_CLK I DIM_CLK = 0V IL_DIM_CLK V TL_TRI_ V TF_TRI V TH_TRI I DIM_MODE = DIV_248 = 5V IH_TRI I DIM_MODE = DIV_248 = 0V IL_TRI Microsemi Integrated Products LX1689 RODUCTION ATA HEET LX1689 Min Typ Max 250 450 0.1 254 127 63.5 = 25°C 0.95 1 ...
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... Inactive Over Voltage Protection TL_OC_SNS OC_SNS = 10V OC_SNS IIN OC_SNS = -10V I_SNS = 0.3VDC 25°C A I_SNS = 2.0VDC 25°C A I_SNS RMS I_SNS = -0.3VDC 25°C A I_SNS = -2.0VDC 25°C A Microsemi Integrated Products LX1689 D S RODUCTION ATA HEET LX1689 Min Typ Max - 100 0.96 1.04 1.12 ...
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... FAULT DET DIV N 20 BIT R COUNTER & POW RESET LOGIC DIGITAL DIM ANALOG DIM RAMP GENERATO – Simplified Block Diagram IGURE Microsemi Integrated Products LX1689 RODUCTION ATA HEET OUTPUT DRIVERS BLOCK AO UT BOUT EA_OUT + - ERROR AMP EA_IN LAMP FEEDBACK CONDITIONING BLOCK I_SNS ...
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... VDD_A Analog Dimming GND Analog Dimming Internal Burst VDD_A Dimming from divided Run Frequency Internal Burst GND Dimming from Divided Run Frequency Microsemi Integrated Products RODUCTION ATA HEET T1 SGE2697-1 MICROSEMI U2 FDC6305N 6 1 FAIRCHILD 6 C8 100nF 2 50V 4 1:53 C9* LMT1410 2pF 100µF ...
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... TM Copyright © 2000 Rev. 1.1, 2006-02-27 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 Third Generation CCFL Controller ® – Typical Dual 4 Watt Application F IGURE Microsemi Integrated Products LX1689 RODUCTION ATA HEET + + x x Page 10 ...
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... Open circuit voltage can never go higher than the preset maximum strike potential and total current from the circuit is safely limited with a scaling resistor. UL safety specifications can now be easily met in any application. Microsemi Integrated Products LX1689 P D ...
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... The BRITE_IN input circuitry includes on-chip active voltage clamps that ignore input voltage greater than 2.0V and less than 0.5V. This allows the use of digital PWM input signals where brightness is dependent only on duty cycle, with no contribution Microsemi Integrated Products LX1689 P D ...
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... Θ1 c *LC * Lead Coplanarity Note: 1. Dimensions do not include mold flash or protrusions; these shall not exceed 0.155mm(.006”) on any side. Lead dimension shall not include solder coverage. Microsemi Integrated Products LX1689 D S RODUCTION ATA HEET / I ( BRITE_OUT OUT RMS BRITE_R resistor. BRITE_R ...
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... TM PRODUCTION DATA – Information contained in this document is proprietary to Microsemi and is current as of publication date. This document may not be modified in any way without the express written consent of Microsemi. Product processing does not necessarily include testing of all parameters. Microsemi reserves the right to change the configuration and performance of the product and to discontinue product at any time. Copyright © ...