AP1509 ANACHIP [Anachip Corp], AP1509 Datasheet
AP1509
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AP1509 Summary of contents
Page 1
... This datasheet contains new product information. Anachip Corp. reserves the rights to modify the product specification without notice. No liability is assumed as a result of the use of this product. No rights under any patent accompany the sale of the product. General Description The AP1509 series are monolithic IC designed for a step-down DC/DC converter, and own the ability of driving a 2A load without additional transistor component ...
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... Ordering Information Output version Blank : Adjustable -33 : 3.3V -50 : 5.0V -12 : 12V Block Diagram Current 1.235V Source Reference bias + Amp _ FB Anachip Corp. www.anachip.com.tw AP1509 Package Lead Free S: SOP-8L Blank : Normal L : Lead Free Package SD 200mV 2.5V Start Regulator up + Comp _ _ Comp + Frequecy compen- _ Comp ...
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... V =22V IN V =12V force driver off FB ON/OFF pin=5V V =22V IN Low (regulator ON) - High (regulator OFF) 2.0 V =2.5V (OFF) LOGIC =0.5V (ON) LOGIC Junction to SOP-8L case Junction to SOP-8L ambient 3/8 AP1509 Unit 0.5A LOAD Typ. Max. Unit -50 -10 nA -100 150 173 KHz 173 15 25 KHz 1 ...
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... IN LOAD 7V < V < 22V IN 0.2A < I < 2A LOAD V = 12V, I =2A IN LOAD 15V < V < 22V IN 0.2A < I < 2A LOAD V = 15V LOAD FB 3 AP1509 Output 2 -33 Inductor Gnd Gnd Gnd Gnd SD D1 Schottky Diode 4/8 AP1509 Typ. Limit Unit V 1.23 1.193/1.18 V MIN 1.267/1.28 ...
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... Switch -50 -30 - Temperature (TA) (°C) Anachip Corp. www.anachip.com.tw AP1509 Efficiency v.s. Temperature (Vin=12V,Vout=3.3V,Io=2A -50 -30 -10 10 AP1509 Switch Current Limit v.s. Temperature 5.5 5 4.5 4 3.5 3 -50 -30 75 100 125 110 130 150 -50 -30 -10 10 5/8 AP1509 ...
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... AP1509 Output Voltage v.s. Temperature (Vin=12V ,Io=2A) 3.5 3.45 3.4 3.35 3.3 3.25 3.2 3.15 3.1 3.05 3 2.95 2.9 -40 - 100 120 140 160 Temperature (TA) (°C) Anachip Corp. www.anachip.com.tw AP1509 ON/OFF Current v.s. ON/OFF Voltage 10 0 -10 -20 -30 -40 -50 -60 -70 -80 -90 -100 110 130 150 AP1509 Feedback Current v.s. Temperature (Vcc=12V , Vout=5V,Vfb=1.3V -10 -20 -30 -40 ...
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... The SOP-8 package needs a heat sink under most conditions. The size of the heatsink depends on the input voltage, the output voltage, the load current and the ambient temperature. The AP1509 junction temperature rises above ambient temperature for a 2A load and different input and output voltages. ...
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... 8/8 AP1509 L VIEW "A" 0.015x45 7 (4X) VIEW "A" Nom. Max. 0.063 0.069 - 0.100 0.057 0.059 0.016 0.020 0.008 0.010 0.199 0.209 0.154 0.161 0.050 - 0.236 0.244 0.028 0.050 - 0.004 Rev.0.1 Nov 27, 2003 ...