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UBA2017 Datasheet(PDF) 4 Page - NXP Semiconductors |
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UBA2017 Datasheet(HTML) 4 Page - NXP Semiconductors |
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4 / 29 page  UBA2017 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved. Product data sheet Rev. 2 — 15 May 2012 4 of 29 NXP Semiconductors UBA2017/UBA2017A 600 V fluorescent lamp driver with linear dimming function 6. Pinning information 6.1 Pinning 6.2 Pin description UBA2017T: pin 10 is n.c. (not connected). UBA2017AT: pin 10 is input pin DIM. UBA2017P: pin 10 is n.c. (not connected). UBA2017AP: pin 10 is input pin DIM. Fig 2. Pin configuration UBA2017T/UBA2017AT (SO16) Fig 3. Pin configuration UBA2017P/UBA2017AP (DIP16) aaa-001477 1 2 3 4 5 6 7 8 10 9 12 11 14 13 16 15 UBA2017 SLHB GHHB IFB FSHB EOL SHHB VFB GLHB IREF VDD CIFB GND CF DIM or n.c. CPT PH/EN aaa-001478 1 2 3 4 5 6 7 8 10 9 12 11 14 13 16 15 SLHB IFB EOL VFB IREF CIFB CF CPT GHHB FSHB SHHB GLHB VDD GND DIM or n.c. PH/EN UBA2017 Table 3. Pin description Symbol Pin Description UBA2017AT/AP UBA2017P/T SLHB 1 1 half-bridge (HB) low-side switch current sense input IFB 2 2 lamp current feedback input EOL 3 3 end-of-life sensing input VFB 4 4 lamp voltage feedback input IREF 5 5 reference current setting CIFB 6 6 lamp current feedback compensation CF 7 7 high frequency (HF) oscillator timing capacitor CPT 8 8 preheat and fault timing capacitor PH/EN 9 9 preheat frequency setting combined with enable DIM 10 - dimming function input (UBA2017AT/AP) n.c. - 10 UBA2017P/T GND 11 11 ground VDD 12 12 supply GLHB 13 13 HB low-side switch gate driver output SHHB 14 14 HB high-side source connection FSHB 15 15 HB floating supply connection GHHB 16 16 HB high-side switch gate driver output |
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