AP4305 DIODES | Alldatasheet
Document overview
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Technical content
Features
Constant Voltage and Constant Current Control Precision Internal Voltage Reference Few External Components Easy Compensation Low Supply Current: 0.5mA Operating Temperature Range: -40 to +105oC 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 6VCTRL GND VOUT VCC VSENSE ICTRL SOT26
Applications
Adapters Battery Chargers 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 Halogen- 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 1.210V VCC VOUT GND VSENSEICTRL Rss To primary R2 VOUT+ VOUT- Load C1R3 500 VCTRL AP4305 + + IL (V) (A) Typical Application 1 R RRVV REFOUT SS SENSE R VitCurrentLim
Document number: DS37513 Rev.2 - 2 2 of 10 www.diodes.com September 2014 © Diodes Incorporated AP4305 A Product Line of Diodes Incorporated Typical Applications Circuit (Cont.) 1.210V VCC VOUT GND VSENSEICTRL Rss To primary VOUT+ VOUT- Loa d 500 VCTRL AP4305 + + IL )(1 21)]([ SSLSSLREFUTO RIR SS SENSE R VitCurrentLim (A) Typical Application 2 1.210V VCC VOUT GND VSENSEICTRL Rss To primary VOUT+ VOUT- Loa d C1R3 500 VCTRL AP4305 + + IL )(1 SSLREFOUT RIR SSREFSENSE REFSENSE RVV VVitCurrentLim (A) Typical Application 3
Document number: DS37513 Rev.2 - 2 3 of 10 www.diodes.com September 2014 © Diodes Incorporated AP4305 A Product Line of Diodes Incorporated Pin Descriptions Pin Number Pin Name Function
1 VCTRL Input pin of the voltage control loop
2 GND Ground
3 VOUT Output pin. Sinking current only
4 ICTRL Input pin of the current control loop
5 VSENSE Input pin of the current control loop
6 VCC Power supply
1.210V 200mV
Document number: DS37513 Rev.2 - 2 4 of 10 www.diodes.com September 2014 © Diodes Incorporated AP4305 A Product Line of Diodes Incorporated Absolute Maximum Ratings (Note 4) Symbol Parameter Rating Unit VCC Power Supply Voltage 20 V VIN Input Voltage -0.3 to VCC V TJ Junction Temperature +150 oC TSTG Storage Temperature -65 to +150 oC TLEAD Lead Temperature (Soldering, 5sec) +260 oC JC Package Thermal Resistance (Junction to Case) 92 oC/W 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 these 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. Recommended Operating Conditions Symbol Parameter Min Max Unit VCC Power Supply Voltage 2.5 18 V TA Operating Temperature Range -40 +105 oC
Document number: DS37513 Rev.2 - 2 5 of 10 www.diodes.com September 2014 © Diodes Incorporated AP4305 A Product Line of Diodes Incorporated Electrical Characteristics (VCC=5V, TA=+25oC, unless otherwise specified.) Symbol Parameter Conditions Min Typ Max Unit TOTAL CURRENT CONSUMPTION ICC Total Supply Current Not Including the Output Sinking Current TA=+25oC – 0.5 1 mA VOLTAGE CONTROL LOOP Gmv Transconduction Gain (VCTRL). Sink Current Only TA=+25oC 1 3.5 – mA/mV VREF Voltage Control Loop Reference TA=+25oC 1.204 1.21 1.216 V -40oCTA +105oC 1.186 – 1.234 IIBV Input Bias Current (VCTRL) TA=+25oC – 50 – nA -40oCTA +105oC – 100 – CURRENT CONTROL LOOP Gmi Transconduction Gain (ICTRL). Sink Current Only TA=+25oC 1.5 7 – mA/mV VSENSE Current Control Loop Reference IOUT=2.5mA, TA=+25oC 198 200 202 mV IOUT=2.5mA, -40oCTA +105oC 192 – 208 IIBI Current Out of Pin ICTRL at 200mV TA=+25oC -40oC＜TA ＜ oC – 25 – -40oCTA +105oC – 50 – OUTPUT STAGE VOL TA=25oC 200 Low Output Voltage at 10mA Sinking Current TA=+25oC – 200 – mV IOS Output Short Circuit Current. Output to VCC, Sink Current Only TA=+25oC -40oC＜TA ＜ oC – 27 50 mA -40oCTA +105oC – 35 –
Document number: DS37513 Rev.2 - 2 6 of 10 www.diodes.com September 2014 © Diodes Incorporated AP4305 A Product Line of Diodes Incorporated Performance Characteristics VREF vs. Ambient Temperature VSENSE vs. Ambient Temperature IIBV vs. Ambient Temperature IIBI vs. Ambient Temperature Output Short Circuit Current vs. Ambient Temperature Supply Current vs. Ambient Temperature -40 -20 0 20 40 60 80 100 120 1.190 1.195 1.200 1.205 1.210 1.215 1.220 VREF (V) Ambient Temperature ( o -40 -20 0 20 40 60 80 100 120 198 199 200 201 202 203 VCC=12V VCC=5V VCC=2.5V VSENSE (mV) Ambient Temperature ( o -40 -20 0 20 40 60 80 100 120 -20 100 VCC=12V VCC=5V VCC=2.5V IIBV (nA) Ambient Temperature ( o -40 -20 0 20 40 60 80 100 120 VCC=12V VCC=5V VCC=2.5V IIBI (A) Ambient Temperature ( o -40 -20 0 20 40 60 80 100 120 VCC=12V VCC=5V VCC=2.5V Output Short Circuit Current (mA) Ambient Temperature ( o -40 -20 0 20 40 60 80 100 120 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 VCC=12V VCC=5V VCC=2.5V Supply Current (mA) Ambient Temperature ( o
Document number: DS37513 Rev.2 - 2 7 of 10 www.diodes.com September 2014 © Diodes Incorporated AP4305 A Product Line of Diodes Incorporated
Ordering Information
PackingPackageProduct Name K: SOT26 RoHS/Green G1: GreenTR: Tape & Reel Package Temperature Range Part Number Marking ID Packing SOT26 -40 to +105C AP4305KTR-G1 G2B 3000/Tape & Reel Marking Information (Top View) : Logo XXX: Marking ID (See Ordering Information)
Document number: DS37513 Rev.2 - 2 8 of 10 www.diodes.com September 2014 © Diodes Incorporated AP4305 A Product Line of Diodes Incorporated 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: DS37513 Rev.2 - 2 9 of 10 www.diodes.com September 2014 © Diodes Incorporated AP4305 A Product Line of Diodes Incorporated 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: DS37513 Rev.2 - 2 10 of 10 www.diodes.com September 2014 © Diodes Incorporated AP4305 A Product Line of Diodes Incorporated IMPORTANT NOTICE DIODES IN CORPORATED 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 assu me any liability arising out of the application or use of this document or any product described herein; neither does Diodes Incorporated convey any license unde r its patent or trademark rights, nor the rights of others. Any Customer or user of this docum ent or products described herein in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diod es 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, Custome rs shall indemnify and hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising ou t 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 patents pending. Product nam es 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 English 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 systems 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 to perform when properly used in accordance with instructions for use provided i n 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 d evices 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 support 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