ip1520 Interpion semiconductor Inc., ip1520 Datasheet
ip1520
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ip1520 Summary of contents
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... DESCRIPTION The IP1520 is a dual output voltage series regulator which can provide up to 600mA of output current. The IP1520 consists of 1 -fixed 3.3V and 1 -fixed 2.55V regulators. FEATURES - 1-Fixed 3.3V Regulator with Internal NPN TR. - 1-Fixed 2.55V Regulator with Internal NPN TR. - Built-in TSD circuit. - Built-in Current Limit Circuit. ...
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... VOUT1 PIN DESCRIPTIONS NO SYMBOL 1 VIN 2 VOUT1 3 N/C 4 ON/OFF 5 VOUT2 6 N/C 7 N/C 8 PGND August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR PGND IP1520 N/C ON/OFF VOUT2 I/O DESCRIPTION I Input Supply Voltage Reg +3.3V Output Connection I ON/OFF Control O Reg +2.55V Output - No Connection - No Connection - Power Ground WWW ...
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... Do not exceed Pd and SOA. POWER DISSIPATION CURVE SOA Ambient Temperature (°C) RECOMMENDED OPERATING CONDITIONS CHARACTERISTICS Supply voltage Input voltage August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR O C) SYMBOL Vinmax Vonoff Pd Topr Tstr Iomax C for using above Ta= 100 125 ...
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... Current limit Ilimit2 Temperature Temp2 stability Output noise Vn2 voltage 2 August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR C, unless otherwise specified.) Condition Vcc=5.25V, No-Load Vcc=Variable Io=10mA Vin=4.5~6V, Io=10mA Vin=5.25V, 10mA < Io < 500mA Io=500mA F=120Hz, Co=10uF Tantalum (Vin-Vout)=3V, Io=200mA Vin-Vout=2 ...
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... Parameter Symbol ON/OFF CONTROL PART On voltage Von Off voltage Voff * Note Don’t exceed following current limit. ( Iout1 : 550 mA, Iout2 : 500 mA ) August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR C, unless otherwise specified.) Condition Vout=Enabled Vout=Disabled WWW.INTERPIONSEMI.COM Min. Typ. Max. Units - - 0 ...
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... APPLICATION SUMMARY - ON / OFF When you want to control output of the IP1520, use pin #4 as follows Pin#4 Vth on/off function August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR Pin#4 HIGH Main bias LOW Q1 As shown in figure Pin#4 is positive input of the comparator, and the other Input is threshold voltage. ...
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... TYPICAL APPLICATION CIRCUIT VIN VOUT1 1 2 Vinput 3.3V August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR PGND IP1520 N/C ON/OFF VOUT2 10uF H L Von/off 2.55V WWW.INTERPIONSEMI.COM PGND N/C N 10uF - 7 - ...
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... INTERNAL CIRCUIT Pin no Pin name Regulator 2 output1 Regulator 5 Output2 August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR Internal circuit WWW.INTERPIONSEMI.COM ...
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... INTERNAL CIRCUIT (Continued) Pin no Pin name OFF August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR Internal circuit 4 WWW.INTERPIONSEMI.COM - 9 - ...
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... ELECTRICAL CHARACTERISTICS CURVES 1.670 1.665 1.660 1.655 1.650 1.645 1.640 1.635 1.630 -50 August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR VCC vs ICC Vcc (V) VREF TEMPERTURE STABILITY 0 50 100 O TEMP ( C) WWW.INTERPIONSEMI.COM 8 10 150 - 10 - ...
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... ELECTRICAL CHARACTERISTICS CURVES (Continued) 1.4 1.2 1.0 0.8 0.6 0 2.0 1.8 1.6 1.4 1.2 0 August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR ILoad1 vs Vdrop1 100 200 300 400 500 Output Current1 (mA) ILoad2 vs Vdrop2 200 400 Output Current2 (mA) WWW.INTERPIONSEMI.COM 600 700 800 600 800 - 11 - ...
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... ELECTRICAL CHARACTERISTICS CURVES (Continued) 3.40 3.35 3.30 3.25 3.20 0 2.58 2.56 2.54 2.52 2.50 2.48 0 August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR VOUT1 Load Regulation (Tj=25 200 400 600 800 Output Current1 (mA) VOUT2 Load Regulation (Tj=25 200 400 600 Output Current (mA) WWW.INTERPIONSEMI.COM o C) 1000 1200 o C) 800 1000 1200 - 12 - ...
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... Io=50mA 0 -100 -200 -300 0 200 100 Io=50mA 0 -100 -200 -300 0 August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR VOUT1 Load Transient Response Io=450mA Time (usec) VOUT2 Load Transient Response Io=350mA Time (usec) WWW.INTERPIONSEMI.COM Io=50mA 80 100 Io=50mA ...
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... PACKAGE DIMENSION #1 6.00 (0.236 3.95 (0.156 5.72 0.60 0.20 (0.225) (0.024 0.008) August. 2002 (Rev.0) IP1520 DUAL OUTPUT VOLTAGE SERIES REGULATOR 14SOPH-8L 0.30 0.012) 0.2 0.008) 0~8 WWW.INTERPIONSEMI.COM MIN0.05 (MIN0.002) 1.55 0.10 (0.061 0.004) 1.80MAX (0.071MAX ...