UBA2028T NXP [NXP Semiconductors], UBA2028T Datasheet
UBA2028T
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UBA2028T Summary of contents
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UBA2028 600 V dimmable power IC for compact fluorescent lamps Rev. 01 — 9 October 2009 1. General description The UBA2028 is a high voltage power IC that drives and controls electronically ballasted Compact Fluorescent Lamps (CFLs). The IC includes ...
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... LOW-level output voltage OL V HIGH-level output voltage OH 5. Ordering information Table 2. Type number Package UBA2028T UBA2028_1 Product data sheet 600 V dimmable power IC for compact fluorescent lamps = 25 C; all voltages are referenced to GND; unless otherwise specified. Conditions for oscillator for oscillator oscillator start-up ...
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SUPPLY reference voltages digital supply (5 V) analog V DD(L) 4 GND reset PREHEAT TIMER LOGIC 10 CT VOLTAGE CONTROLLED OSCILLATOR I REFERENCE CURRENT IREF CF Fig 1. Block diagram V REF 7 3 ...
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NXP Semiconductors 7. Pinning information 7.1 Pinning Fig 2. 7.2 Pin description Table 3. Symbol GND ACM LVS VREF CSP CSN CT CSW CF IREF GND PCS GLI SH SL UBA2028_1 Product data sheet ...
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NXP Semiconductors 8. Functional description 8.1 Start-up state Initial start-up can be achieved by charging the low-voltage supply capacitor at pin 16 (see Figure 8 Figure the condition that both half-bridge transistors TR1 and TR2 are non-conductive. The circuit will ...
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NXP Semiconductors 8.5 Preheat state After starting at f across sense resistor R21 (see preheat voltage level (pin PCS). Detection of the pre-heat voltage occurs during the end of the ‘on-time’ of the low side switch TR2 when the internal ...
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NXP Semiconductors during restart the lamp still fails, the voltage remains high until the end of the ignition time. At the end of the ignition time the circuit stops oscillating and the circuit will enter the Power-down mode. 8.9 Power-down ...
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NXP Semiconductors Fig 3. Fig 4. UBA2028_1 Product data sheet 600 V dimmable power IC for compact fluorescent lamps (GH-SH halfbridge 0 V ACM 0 Oscillator and drive signals V preheat ...
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NXP Semiconductors Fig 5. Fig 6. UBA2028_1 Product data sheet 600 V dimmable power IC for compact fluorescent lamps preheat state V lamp V lamp(max) V lamp(fail) Timer on off Failure mode during ignition V burn state lamp V lamp(max) ...
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NXP Semiconductors 8.13 Layout considerations The connection of PGND and GND is shown in Fig 7. UBA2028_1 Product data sheet 600 V dimmable power IC for compact fluorescent lamps GND GND PGND IREF UBA2028 CT CF CSW ...
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NXP Semiconductors 9. Limiting values Table 4. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). All voltages referenced to GND. Symbol Parameter V voltage on pin drain current D V voltage on pin ...
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NXP Semiconductors 11. Characteristics Table 6. Characteristics amb specified. Symbol Parameter Start-up state: pin supply voltage DD V reset supply voltage DD(rst) V start-up ...
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NXP Semiconductors Table 6. Characteristics …continued amb specified. Symbol Parameter I start-up output current o(startup) I oscillator current osc Output driver Low-side driver output: pin GL V ...
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NXP Semiconductors Table 6. Characteristics …continued amb specified. Symbol Parameter I output source current source(o) Average current sensor Input: pins CSP and CSN I input current I ...
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NXP Semiconductors 12. Application information R1 L FUSISTOR 2 100 nF 120 V AC 400 C11 3 250 V 1000 6 ...
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NXP Semiconductors D2 D16 RS1PJ RS1PJ R20 400 V 220 k 0 220 k 0.5 W R28 D11 5.1 V BAS16H C28 R21 R22 R13 4 ...
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NXP Semiconductors • The consensus of scientific opinion is that EMF exposure below the limits prescribed by safety standards and recommendations, applicable at the time of printing this document, poses no risk to human health. • NXP Semiconductors plays an ...
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NXP Semiconductors 14. Package outline SO20: plastic small outline package; 20 leads; body width 7 pin 1 index 1 e DIMENSIONS (inch dimensions are derived from the original mm dimensions) A UNIT ...
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NXP Semiconductors 15. Revision history Table 7. Revision history Document ID Release date UBA2028_1 20091009 UBA2028_1 Product data sheet 600 V dimmable power IC for compact fluorescent lamps Data sheet status Change notice Product data sheet - Rev. 01 — ...
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NXP Semiconductors 16. Legal information 16.1 Data sheet status [1][2] Document status Product status Objective [short] data sheet Development Preliminary [short] data sheet Qualification Product [short] data sheet Production [1] Please consult the most recently issued document before initiating or ...
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NXP Semiconductors 18. Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 2 Features . . . . . . . . ...