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AAT1401 Datasheet(PDF) 4 Page - Advanced Analog Technology, Inc. |
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AAT1401 Datasheet(HTML) 4 Page - Advanced Analog Technology, Inc. |
4 / 21 page Advanced Analog Technology, Inc. – 台灣類比科技股份有限公司 – – Advanced Analog Technology, Inc. – Page 4 of 21 V 0.1 AAT1401 PIN DESCRIPTION (LQFP-48) Pin No. Name I/O Function 1 NC - 2 NC - 3 MC1 I Boost or Buck Select for CH1 4 SD1 I ON/OFF Control for CH1 5 SD4 I ON/OFF Control for CH4 6 SHDN I Power ON/OFF Control 7 IE1 I Inverted Input for Error Amplifier 1 (EA1) 8 IE4 I Inverted Input for Error Amplifier 4 (EA4) 9 DTC1 I Dead Time Control of CH1 10 OE1 O Output for Error Amplifier 1 (EA1) 11 DTC4 I Dead Time Control of CH4 12 NC - 13 OE4 O Output for Error Amplifier 4 (EA4) 14 RT - External Frequency Setting Resistor 15 CT - External Frequency Setting Capacitor 16 NC - 17 VB O Reference Voltage 2.77V Output 18 NC - 19 GND P Ground 20 NC - 21 VDD P Power Supply 22 REF V O Reference Voltage 1.245V Output 23 SCP - Short Circuit Protection Capacitor Connection Pin 24 SD3 I ON/OFF Control for CH3 25 NC - 26 SD2 I ON/OFF Control for CH2 27 IE3A I Inverted Input 2 for Error Amplifier 3 (EA3) 28 IE3 I Inverted Input for Error Amplifier 3 (EA3) 29 IE2 I Inverted Input for Error Amplifier 2 (EA2) 30 OE3 O Output for Error Amplifier 3 (EA3) 31 OE2 O Output for Error Amplifier 3 (EA2) 32 DTC3 I Dead Time Control of CH3 33 DTC2 I Dead Time Control of CH2 34 MC2 I Boost or Buck Select for CH2 35 NC - 36 NC - 37 OUT2 O CH2 Totem Pole Type Output 38 NC - 39 OUT3 O CH3 Totem Pole Type Output 40 NC - 41 OUT4_2 O CH4 Synchronous Rectifier Side Output 42 PGND P Output Buffer Ground 43 NC - 44 PVDD P Output Buffer Power Supply 45 OUT4_1 O CH4 Totem Pole Type Output 46 NC - 47 OUT1_1 O CH1 Totem Pole Type Output 48 OUT1_2 O CH1 Synchronous Rectifier Side Output |
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