NXP Semiconductors PCA9633 OM6276 User Manual
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NXP Semiconductors PCA9633 OM6276 User Manual

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UM10573
PCA9633 demo board OM6276
Rev. 1 — 17 October 2012
Document information
Info
Keywords
Abstract
Content
2
LED driver, FET, I
C-bus
The PCA9633 OM6276 demo board demonstrates the NXP
Semiconductors PCA9633 Fast-mode Plus 4-bit I
User manual
2
C-bus LED driver IC

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Summary of Contents for NXP Semiconductors PCA9633 OM6276

  • Page 1 PCA9633 demo board OM6276 Rev. 1 — 17 October 2012 User manual Document information Info Content Keywords LED driver, FET, I C-bus Abstract The PCA9633 OM6276 demo board demonstrates the NXP Semiconductors PCA9633 Fast-mode Plus 4-bit I C-bus LED driver IC...
  • Page 2 UM10573 NXP Semiconductors PCA9633 demo board OM6276 Revision history Date Description 20121017 first issue Contact information For more information, please visit: http://www.nxp.com For sales office addresses, please send an email to: salesaddresses@nxp.com UM10573 All information provided in this document is subject to legal disclaimers.

  • Page 3: Introduction

    NXP Semiconductors PCA9633 demo board OM6276 1. Introduction The PCA9633 OM6276 demo board demonstrates the NXP Semiconductors PCA9633 Fast-mode Plus 4-bit I C-bus LED driver IC. The PCA9633 controls four LEDs and through individual pulse width modulation (PWM) each LED show different levels of intensity.
  • Page 4 UM10573 NXP Semiconductors PCA9633 demo board OM6276 aaa-004224 Fig 1. Top view of PCA9633 OM6276 demo board DDD Fig 2. Battery placement UM10573 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.

  • Page 5: Power Connectivity

    Block diagram OM6276 2.1 Power connectivity The PCA9633 OM6276 demo board requires input power of 6 V (DC) to 9 V (DC) at 100 mA. This power may be supplied via the 9 V battery holder, or via the external power connector, J2.

  • Page 6: Board Power And Mode Dip Switch (Sw1)

    UM10573 NXP Semiconductors PCA9633 demo board OM6276 2.2 Board power and mode DIP switch (SW1) DDD Fig 4. Board power and mode DIP switch This DIP switch comprises 8 slider switches that connect board power, set slaved boards and set cable functions.

  • Page 7: Bus Sda Pull-Up Enable And Bus Scl Pull-Up Enable

    SLAVE board addresses (e.g., it is possible to have SLAVE Boards 2, 4, 6 and no SLAVE Board 3 or 5). 2.5 Off-board LED drivers The PCA9633 OM6276 demo board includes four NXP Semiconductors BSH112 high-current FET drivers for off-board LED circuitry. These devices, Q1 to Q4, are capable of switching up to 60 V at 300 mA.
  • Page 8 UM10573 NXP Semiconductors PCA9633 demo board OM6276 If the battery is low, the red LED will flash every three seconds. Table 3. Modes Switch selection Action Mode 1: Auto demonstration First shows Mode 2 for 10 seconds, then shows Mode 3 for...
  • Page 9 UM10573 NXP Semiconductors PCA9633 demo board OM6276 Table 3. Modes Switch selection Action Select selects frequency (duty cycle fixed at 50 %/50 %) or duty cycle (frequency fixed at XX) Plus faster frequency (double each push) or longer ON duty cycle...

  • Page 10: Application Information

    UM10573 NXP Semiconductors PCA9633 demo board OM6276 4. Application information 4.1 Schematics 3%  PLQXV PLQXV && 6: .(<6367 3%  .%,2&033 3&,1%.%, 3/86 SOXV 3 3&,1$.%, 6(/ 3 3&,1%.%, 9%021 6: .(<6367 6(/ 3%  5673 3&,1$.%, 567Q &&...
  • Page 11 UM10573 NXP Semiconductors PCA9633 demo board OM6276 /(' UHG /(' 6(/ 6(/ /(' JUHHQ /(' /(' 56'$ /(' 3&$3: /(' EOXH /(' 56&/ 6&/ /(' 76623 GLIIXVHU /(' $7-% /(' DPEHU /('21Q 6(/ /(' /(' GULYHU & $''5 [&; /('...
  • Page 12 UM10573 NXP Semiconductors PCA9633 demo board OM6276 &21 &21 &/('21Q 56'$ 56&/ 6:%$7 5- 5- %$7$ 75 DDD Fig 8. Con1/Con2 && 6&/ %)53:5 && 6< 6&/ 56'$ 3&/ & 3%'3 5< 56&/  —) 7< 567Q 76623627 +($'(5 [  PP &...
  • Page 13 UM10573 NXP Semiconductors PCA9633 demo board OM6276 &&  N ,62 6(/ 6(/ 6(/ 9,1 /('21Q &/('21Q 56'$ QF QF 56&/ 9,1 QF 6:%$7 QF QF 7'$77'7 76623627 6: '3 %$7$ 75  9 UHJXODWRU && &21 3,1 QF QF %+ %&93&...

  • Page 14: Abbreviations

    UM10573 NXP Semiconductors PCA9633 demo board OM6276 5. Abbreviations Table 4. Abbreviations Acronym Description Dual In-line Package Field Effect Transistor C-bus Inter-Integrated Circuit bus Light Emitting Diode UM10573 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.

  • Page 15: Legal Information

    In no event shall NXP Semiconductors, its affiliates or their suppliers be liable Notwithstanding any damages that customer might incur for any reason to customer for any special, indirect, consequential, punitive or incidental whatsoever, NXP Semiconductors’...

  • Page 16: Table Of Contents

    UM10573 NXP Semiconductors PCA9633 demo board OM6276 7. Contents Introduction ......3 Description ......3 Power connectivity .

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