AP3766 DIODES | Alldatasheet
Document overview
- Manufacturer or author: Provided By alldatasheet.com(free datasheet download site)
- PDF pages: 8
Technical content
Features
Primary Side Control for Rectangular Constant Current and Constant Voltage Output Sub-microampere Start-up Current 30mW No-load Input Power Feasible Tight CC Regulation Performance Eliminates Opto-coupler and Secondary CV/CC Control Circuitry Eliminates Control Loop Compensation Circuitry Flyback Topology in DCM Operation Random Frequency Modulation to Reduce System EMI Built-in Soft Start Open Feedback Protection Short Circuit Protection SOT26 Package Totally Lead-free & Fully RoHS Compliant (Notes 1 & 2) Halogen and Antimony Free. “Green” Device (Note 3) Pin Assignments (Top View) 3 4 Pin 1 Mark 6OUT GND VCC FB GND CS SOT26
Applications
LED Drivers Adapters/Chargers for Cell/Cordless Phones, PDAs, MP3 and Other Portable Apparatus Standby and Auxiliary Power Supplies Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. 2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Hal ogen- and Antimony-free, "Green" and Lead-free. 3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. Typical Applications Circuit +C1 +C4 VO+ VO- Rs Q1 R6 D1C2 VCC OUT FBCS GND AP3766 Ns + R5 C3 D3R2 NFB NP 5V/700mA Output for Battery Charger of Mobile Phone
Document number: DS37658 Rev.2 - 2 2 of 8 www.diodes.com December 2014 © Diodes Incorporated AP3766 A Product Line of Diodes Incorporated NEW PRODUCT Pin Descriptions Pin Number Pin Name Function
1 OUT This pin drives the base of external power NPN switch
2, 5 GND Ground
3 VCC Supply voltage
4 CS The primary current sense
6 FB The voltage feedback from the auxiliary winding
0.1V 4.0V pfm tONS COMP EA UVLO CV_ctrl pfm Driver R Q S R Q S CC_ctrl 2, 5 OCkP Peak Current Control & LEB Constant Current Control tONS Constant Voltage Control VCC OUT GND CS FB
Document number: DS37658 Rev.2 - 2 3 of 8 www.diodes.com December 2014 © Diodes Incorporated AP3766 A Product Line of Diodes Incorporated NEW PRODUCT Absolute Maximum Ratings (Note 4) Parameter Rating Unit Supply Voltage VCC -0.3 to 36 V Voltage at CS, OUT to GND -0.3 to 7 V FB Input -40 to 10 V Output Current at OUT Internally limited A Operating Junction Temperature +150 oC Storage Temperature -65 to +150 oC Lead Temperature (Soldering, 10s) +300 oC Thermal Resistance Junction-to-Ambient 250 oC/W ESD (Machine Model) 200 V ESD (Human Body Model) 2000 V Note 4: Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stres s ratings only, and functional operation of the device at thes e or any other conditions beyond those indicated under “Recommended Operating Conditions” is not implied. Exposure to “Absolute Maximum Ratings” for extended periods may affect device reliability. Electrical Characteristics (VCC=15V, TA=+25oC, unless otherwise specified.) Symbol Parameter Conditions Min Typ Max Unit UVLO SECTION VTH (ST) Start-up Threshold – 16 18.5 21 V VOPR(min) Minimal Operating Voltage – 7.2 9 10.2 V STANDBY CURRENT SECTION IST Start-up Current VCC = VTH (ST)-0.5V, Before start-up – – 0.6 A ICC(OPR) Operating Current Static – 200 320 A DRIVE OUTPUT SECTION IOUT OUT Maximum Current Sink 50 – – mA Source 24 30 36 CURRENT SENSE SECTION VCS Current Sense Threshold – 455 510 545 mV EQCS, EQCS, V Equivalent Current Sense Voltage Accuracy Note 5 – – 3 % VCS(PRE) Pre-Current Sense – 365 410 455 mV – Leading Edge Blanking – – 750 – ns FEEDBACK INPUT SECTION IFB Feedback Pin Input Leakage Current VFB=4V 2.0 2.5 3.1 A VFB Feedback Threshold – 3.59 3.83 4.07 V Note 5: The output current is given by IOUT= . S P CS EQCS, N NxR V
Document number: DS37658 Rev.2 - 2 4 of 8 www.diodes.com December 2014 © Diodes Incorporated AP3766 A Product Line of Diodes Incorporated NEW PRODUCT Performance Characteristics Start-up Voltage vs. Ambient Temperature Minimal Operating Voltage vs. Ambient Temperature Operating Current vs. Ambient Temperature IFB vs. Ambient Temperature -40 -20 0 20 40 60 80 100 120 Start-up Voltage (V) Ambient Temperature ( o -40 -20 0 20 40 60 80 100 120 7.5 8.0 8.5 9.0 9.5 10.0 10.5 Minimal Operating Voltage (V) Ambient Temperature ( o -40 -20 0 20 40 60 80 100 120 100 120 140 160 180 200 220 240 260 280 300 Operating Current (A) Ambient Temperature ( o -40 -20 0 20 40 60 80 100 120 IFB (A) Ambient Temperature ( o
Document number: DS37658 Rev.2 - 2 5 of 8 www.diodes.com December 2014 © Diodes Incorporated AP3766 A Product Line of Diodes Incorporated NEW PRODUCT
Ordering Information
PackingPackageProduct Name K6: SOT26 RoHS/Green G1: GreenTR: Tape & Reel Package Temperature Range Part Number Marking ID Packing SOT26 -40 to +105C AP3766K6TR-G1 GBF 3000/Tape & Reel Marking Information (Top View) : Logo XXX: Marking ID (See Ordering Information) XXX
Document number: DS37658 Rev.2 - 2 6 of 8 www.diodes.com December 2014 © Diodes Incorporated AP3766 A Product Line of Diodes Incorporated NEW PRODUCT Package Outline Dimensions (All dimensions in mm(inch).) (1 ) Package Type: SOT26 2.820(0.111) 3.100(0.122) 2.650(0.104) 3.000(0.118) 1.500(0.059) 1.700(0.067) 0.950(0.037)TYP 1.800(0.071) 2.000(0.079) 0.300(0.012) 0.500(0.020) 0.700(0.028)REF 0.100(0.004) 0.200(0.008) 0.200(0.008) 0.300(0.012) 0.600(0.024) 0.000(0.000) 0.150(0.006) 0.900(0.035) 1.300(0.051) 1.450(0.057) MAX 1 2 3 456 Pin 1 Mark
Document number: DS37658 Rev.2 - 2 7 of 8 www.diodes.com December 2014 © Diodes Incorporated AP3766 A Product Line of Diodes Incorporated NEW PRODUCT Suggested Pad Layout (1) Package Type: SOT26 E E G Z Y X Dimensions Z (mm)/(inch) G (mm)/(inch) X (mm)/(inch) Y (mm)/(inch) E (mm)/(inch)
Document number: DS37658 Rev.2 - 2 8 of 8 www.diodes.com December 2014 © Diodes Incorporated AP3766 A Product Line of Diodes Incorporated NEW PRODUCT IMPORTANT NOTICE DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability a rising out of the application or use of this document or any product described herein; neither does D iodes Incorporated convey any license under its patent or trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such appli cations shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated website, harmless against all damages. Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel. Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized application. Products described herein may be covered by one or more United States, international or foreign p atents pending. Product names and markings noted herein may also be covered by one or more United States, international or foreign trademarks. This document is written in English but may be translated into multiple languages for reference. Only the Engl ish version of this document is the final and determinative format released by Diodes Incorporated. LIFE SUPPORT Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or system s without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A. Life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure t o perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of Diodes Incorporated products in such safety -critical, life suppo rt devices or systems, notwithstanding any devices - or systems -related information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorpora ted and its representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems. Copyright © 2014, Diodes Incorporated www.diodes.com