ICB1FL02GXT Infineon Technologies, ICB1FL02GXT Datasheet
ICB1FL02GXT
Specifications of ICB1FL02GXT
Related parts for ICB1FL02GXT
ICB1FL02GXT Summary of contents
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... Infineon Technologies Office. Infineon Technologies components may be used in life-support devices or systems only with the express written approval of Infineon Technologies failure of such components can reasonably be expected to cause the failure of that life-support device or system or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body or to support and/or maintain and sustain and/or protect human life ...
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Smart Ballast Control IC for Fluorescent Lamp Ballasts Product Highlights • Lowest Count of external Components • HV-Driver with coreless Transformer Technology • Improved Reliability and minimized Spread due to digital and optimized analog control functions Features PFC • Discontinuous ...
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Table of Contents 1 Pin Configuration and Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 1.1 Pin ...
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Pin Configuration and Description 1.1 Pin Configuration PG-DSO-18-1 Pin Symbol Function 1 LSCS Low side current sense (inverter) 2 LSGD Low side gate drive (inverter) 3 VCC Supply voltage 4 GND Controller ground 5 PFCGD PFC gate drive 6 ...
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PFCGD (PFC gate drive, Pin 5) The Gate of the MOSFET in the PFC preconverter designed in boost topology is controlled by this pin. There is an active L-level during UVLO and a limitation of the max. H-level at 11V ...
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A capacitor from this pin directly to ground eliminates a superimposed AC voltage that is generated as a voltage drop across the low-side filament. With a second sense resistor the filament of a paralleled lamp can be included into ...
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Block Diagram Figure 1 Simplified Blockdiagram of ICB1FL02G Datasheet Version 2.1 8 ICB1FL02G Block Diagram September 2008 ...
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Functional Description 3.1 Typical operating levels during start-up The control of the ballast should be able to start the operation within less than 100ms. Therefore the current consumption of the IC is less than 150µA during UVLO. With a ...
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V CC 16,0V 14,0V 10,5V LS FILAMENT OPEN UVLO HS FILAMENT CLOSED START-UP I HYSTERESIS VCC 80µA 80µA V RES 5,0V 3,2V 1,6V 1,3V I RES 20µA I LVS >15µA POWER DOWN SIGNAL Figure 3 Start-up with LS filament broken ...
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PFC Preconverter PFC is starting with a fixed frequent operation (ca. 25kHz), beginning with an on-time of 1µs and an off-time of 40µs. The on-time is enlarged every 400µ maximum on-time of 23µs. The control switches over ...
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Discontinuous Conduction Mode <> Critical Conduction Mode 100 Figure 7 Relative output power and operating frequency of PFC control at VIN = VOUT /2 versus control step. Discontinuous Conduction Mode <> Critical Conduction Mode 100 ...
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Typical operating levels during start-up Within 10ms after start-up the inverter shifts operating frequency from 125kHz to the preheating frequency set by resistor at pin RFPH. Preheating time can be selected by programming resistor at RFPH pin in steps ...
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Detection of End-of-Life and Rectifier Effect After ignition the lamp voltage breaks down to its run voltage level (typically 50Vpeak to 300Vpeak). Reaching the run frequency there follows a time period of 250ms called Pre-Run Mode, in which some ...
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I = Lamp Voltage / Sense Resistor [uA] LVS Figure 13 Maximum ratio of amplitudes versus sense current. Furthermore the rectification effect ...
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A second threshold detects severe deviations such as rectangular shapes of voltage during operation below resonance (CapLoad2). Then the inverter is turned off as soon as these conditions last longer than 610µs and the IC changes over into fault mode. ...
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The status failure mode is kept as long until a lamp removal is detected (interruption of current across filaments and detection of the return of the current) or the supply voltage drops below UVLO. After a break down of the ...
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State Diagram Mains Switch turned on; 0 < Vcc < 10,5V; IS< 80µA; IRES= 0µA 10,5 < Vcc < 14,0V; IS< 150µA; IRES= 20µA Vcc > 14,0V & VRES< 1,6V=> Start 125kHz > f > F_PH; 62ms 35ms 10ms ...
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Protection Functions Description of Fault +/- Peak Level of Lamp Voltage above threshold Ratio of +/- amplitudes of lamp voltage > 1.15 or < 0.85 No zero voltage switching Voltage at Pin RES > 3.0V Bus voltage > 109% ...
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Electrical Characteristics Note: All voltages without the high side signals are measured with respect to ground (pin 4). The high side voltages are measured with respect to pin17/20. The voltage levels are valid if other ratings are not violated. ...
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HSGD Peak Sink Current Junction Temperature Storage Temperature Max possible Power Dissipation Thermal Resistance (Both Chips) Junction-Ambient Thermal Resistance (HS Chips) Junction-Ambient Thermal Resistance (LS Chips) Junction-Ambient Soldering Temperature ESD Capability 1) According to EIA/JESD22-A114-B (discharging an 100pF capacitor through ...
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Characteristics 6.3.1 Power Supply Section Note: The electrical characteristics involve the spread of values given within the specified supply voltage and junction temperature range T are related to 25°C. If not otherwise stated, a supply voltage of V and ...
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PFC Section 6.3.2.1 PFC Current Sense (PFCCS) Parameter Turn-Off Threshold Duration of Overcurrent for turn-off Spike Blanking PFCCS Bias Current 6.3.2.2 PFC Zero Current Detector (PFCZCD) Parameter Zero Crossing Upper Threshold Zero Crossing Lower Threshold Zero Crossing Hysteresis Clamping ...
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PFC PWM Generation Parameter Initial On-Time Max. On-Time Repetition Time when missing Zero Crossing Off-time when missing ZCD Signal 6.3.2.5 PFC Gate Drive (PFCGD) Parameter PFCGD Low Voltage PFCGD High Voltage PFCGD Voltage Active Shut Down PFCGD Peak Source ...
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Inverter Section 6.3.3.1 Inverter Control (RFRUN, RFPH, RTPH) Parameter Fixed Start-Up Frequency Duration of Soft Start, shift F from Start-Up to Preheating Frequency Preheating Frequency Run Frequency Preheating Time Preheating Time Current Source Preheating Time Min. Duration of Ignition, ...
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Restart after Lamp Removal (RES) Parameter Low-side Open Filament Threshold Capacitive Load Detection Threshold Discharge Resistor during Latched Fault Mode I1 Current Source I2 Current Source I3 Current Source I4 Current Source C1 Comparator Threshold C2 Comparator Threshold C3 ...
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Referring to the following equations: I LVS sin kpeak RO = -------------------------------------------------------- LVS I LVSsourcepeak 6.3.3.5 Inverter Low Side Gate Drive (LSGD) Parameter LSGD Low Voltage LSGD High Voltage LSGD Voltage Active Shut Down LSGD Peak Source Current LSGD ...
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Inverter High Side Gate Drive (HSGD) Parameter HSGD Low Voltage HSGD High Voltage HSGD Voltage Active Shut Down HSGD Peak Source Current HSGD Peak Sink Current HSGD Rise Time 2V < V < 8V HSGD HSGD Fall Time 8V ...
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Application Examples 7.1 Operating Behaviour of a Ballast for a single Fluorescent Lamp After turning on the mains switch the peak value of the rectified AC input voltage is available at C02 and smoothing capacitor C10 (Fig. 17). Via ...
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Design Equations of a Ballast Application Subsequent the design equations are listed: Start-up resistors R11, R12: R Selected value: R11= 470k; R12= 470k Current limitation resistor R13 of PFC zero current detector (PFCZCD). The additional factor 2 is used ...
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Set resistor R21 for run frequency projected run frequency of 45kHz Selected value: R21= 11,0k Set resistor R22 for preheating frequency projected preheating frequency of 105kHz FPH Selected value: ...
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Lamp voltage sense resistors R31, R32, R33: The selected lamp type 54W-T5 has a typical run voltage of 167V peak. We decide to set the EOL-thresholds at a level of 1,5 times the run voltage level (= 250,5V peak). R ...
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Detection of capacitive mode operation via C18: The DC level at pin RES is set by R36 and the source current I ∆V = 1, ∆V ACRES BUS C Selected value: C18= 82pF. Bandpass filters L21/C21 ...
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Bill of material for the application circuit of figure 17 and the design equations standing ahead. This design was used as an evaluation board. Table 1 Bill of Material for a FL-Ballast of a 54W-T5 Lamp F1 Fuse 1A fast ...
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Multilamp Ballast Topologies How to use ICB1FL02G in multi-lamp topologies is demonstrated in the subsequent figures. In figure 18 we see an application for a single lamp with current mode preheating. Compared with figure 17 the difference is the ...
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In this way ICB1LB02G supports multi-lamp topologies with all required monitoring functions with a low number of external components. 90 ... 270 VAC Figure 20 Application circuit of a Ballast for four Fluorescent Lamps with voltage mode Preheating. ...
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