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LTM4686BEVPBF 数据表(PDF) 71 Page - Analog Devices |
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LTM4686BEVPBF 数据表(HTML) 71 Page - Analog Devices |
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71 / 130 page  LTM4686B 71 Rev. 0 For more information www.analog.com TYPICAL APPLICATIONS Figure 29. 28A, 1.5V Output DC/DC µModule Regulator with I2C/SMBus/PMBus Serial Interface Figure 30. Current Sharing Performance of the LTM4686B’s Channels at 5VIN CINH 22µF ×3 CINL 220µF 10k ×8 VIN 4.5V TO 5.75V PWM CLOCK SYNCH. TIME BASE SYNCH. • SLAVE ADDRESS = 1001010_R/W (0x4A) • 1MHz SWITCHING FREQUENCY • NO GUI CONFIGURATION AND NO PART-SPECIFIC PROGRAMMING REQUIRED • SETTING MFR_PWM_CONFIG[7]=1b, CONFIGURES THE VOUT1 CONTROL LOOP TO USE THE VOSNS0+/VOSNS0– DIFFERENTIAL- SENSE PIN-PAIR AS THE FEEDBACK SIGNAL FOR REGULATING VOUT1. COUT 100µF ×10 VOUT, 1.5V ADJUSTABLE UP TO 28A (34A PEAK) VIN0 VIN1 SVIN VDD33 LOAD SCL SDA ALERT RUN0 RUN1 GPIO0 GPIO1 SYNC SHARE_CLK WP 10.7k 1% ±50ppm/°C U1 LTM4686B 4686B F29 + 2.1k 1% ±50ppm/°C SMBus INTERFACE WITH PMBus COMMAND SET ON/OFF CONTROL, FAULT MANAGEMENT, POWER SEQUENCING VOUT0 TSNS0 VORB0+ VOSNS0+ VOSNS0– VORB0– VORB1 VOUT1 TSNS1a TSNS1b VOSNS1 SGND IOUT0 IOUT1 TOTAL OUTPUT CURRENT (A) 0 4 8 12 16 20 24 28 –2 0 2 4 6 8 10 12 14 16 4686B F30 |
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