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LTM4682 Datasheet(PDF) 80 Page - Analog Devices |
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LTM4682 Datasheet(HTML) 80 Page - Analog Devices |
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80 / 130 page  LTM4682 80 Rev. A For more information www.analog.com TYPICAL APPLICATION Figure 52. Six-Phase Operation Producing 0.9V at 187A, One-Phase for 1V at 30A, and 1.2V at 30A, Power System Management Features Accessible Through LTM4682 Over 2-Wire I2C/SMBus/PMBus Serial Interface 1m 1 1µF 150µF ×2 1.65k 14.3k VIN, 6V TO 16V 1m 1 1µF ALERT 4.7µF 4.7µF 22µF 22µF ×6 3300pF 3300pF 100pF 100pF + 560µF ×1 100µF ×2 2.43k 14.3k 32.4k 14.3k 14.3k 18k 15.4k 4682 F52 SHARE_CLK SYNC SDA SCL PGOOD3 PGOOD2 PGOOD1 PGOOD0 COMPa COMPb FAULT3 FAULT2 FAULT1 FAULT0 RUN3 RUN2 RUN1 RUN0 RUNP VIN_VBIAS SVIN_23 VIN23 IN_23– IN_23+ SVIN_01 VIN01 IN_01– IN_01+ SGND_01 SGND_23 GND VOSNS0– VOSNS0+ VOSNS– VOSNS+ VOUT1 VOSNS– VOSNS+ SW1 VOUT0 SW0 12.7k 1.65k 14.3k LTM4682 MODULE B I2C/SMBus I/F WITH PMBus COMMAND SET TO/FROM IPMI OR OTHER BOARD MANAGEMENT CONTROLLER + 100µF ×2 VOSNS1– VOSNS1+ VOSNS– VOSNS+ SW2 VDD33A_01 PGOOD_0.9V FAULT INTERRUPTS ON_OFF_CONFIG 4.99k VDD33A_01 1m 1 1µF 150µF ×2 4.99k 4.99k 1.65k 6800pF 150pF 14.3k VIN, 6V TO 16V 1m 1 1µF 4.99k ALERT 4.99k 4.99k 4.99k 4.99k 4.7µF 4.7µF 22µF 22µF ×6 + 560µF ×1 100µF ×2 1.65k 14.3k 1.65k 14.3k 32.4k 22.6k SHARE_CLK SYNC SDA SCL PGOOD3 PGOOD2 PGOOD1 PGOOD0 COMPa COMPb FAULT3 FAULT2 FAULT1 FAULT0 RUN3 RUN2 RUN1 RUN0 RUNP VIN_VBIAS SVIN_23 VIN23 IN_23– IN_23+ SVIN_01 VIN01 IN_01– IN_01+ SGND_01 SGND_23 GND VOSNS0– VOSNS0+ VOSNS– VOSNS+ VOUT1 SW1 VOUT0 SW0 12.7k 14.3k LTM4682 MODULE A I2C/SMBus I/F WITH PMBus COMMAND SET TO/FROM IPMI OR OTHER BOARD MANAGEMENT CONTROLLER + 100µF ×2 VOSNS1– VOSNS1+ VOSNS– VOSNS+ SW2 560µF ×1 100µF ×2 VOSNS2– VOSNS2+ VOSNS– VOSNS+ SW3 VOUT2 + 100µF ×2 VOSNS3– VOSNS3+ VOSNS– VOSNS+ VOUT3 0.9V AT 187A LOAD 560µF ×2 1.2V AT 30A 560µF ×2 1V AT 30A 100µF ×4 VOSNS3– VOSNS3+ VOUT3 SW3 VOSNS2– VOSNS2+ VOSNS1V2– VOSNS1V2+ VOSNS1V– VOSNS1V+ VOUT2 100µF ×4 + + SGND 12.7k 14.3k SGND MODULE A CHANNEL 0: gm = 3.02mS, RCOMP = 4k, FREQ = 650kHz, 0 CHANNEL 1: gm = 3.02mS, RCOMP = 4k, FREQ = 650kHz, 180 CHANNEL 2: gm = 3.02mS, RCOMP = 4k, FREQ = 650kHz, EXT 90 CHANNEL 3: gm = 3.02mS, RCOMP = 4k, FREQ = 650kHz, EXT 270 MODULE B CHANNEL 0: gm = 3.02mS, RCOMP = 4k, FREQ = 650kHz, 0° CHANNEL 1: gm = 3.02mS, RCOMP = 4k, FREQ = 650kHz, 180° CHANNEL 2: gm = 3.02mS, RCOMP = 15k, FREQ = 650kHz, EXT 90° CHANNEL 3: gm = 3.02ms, RCOMP = 15k, FREQ = 650kHz, EXT 270° RUN FAULTB CONFIG RESISTORS ARE TO BE 1%, 50PPM MFR_CONFIG_ALL BIT[6] = 0 MFR_CONFIG_ALL BIT[4] = 0 (ENABLE SYNC) MAIN DEVICE 0,1 ADDRESS: 100_1111_R/W MFR_CONFIG_ALL BIT[4] = 1 (DISABLE SYNC) SUBORDINATE DEVICE 2,3 ADDRESS: 100_1110_R/W RUN FAULTB PGOOD_1.2V PGOOD_1V PGOOD_0.9V FAULT INTERRUPTS ON_OFF_CONFIG 4.99k VDD33B_23 4.99k 4.99k 4.99k 4.99k CONFIG RESISTORS ARE TO BE 1%, 50PPM MFR_CONFIG_ALL BIT[6] = 0 MFR_CONFIG_ALL BIT[4] = 0 (ENABLE SYNC) MAIN DEVICE 0,1 ADDRESS: 100_1111_R/W MFR_CONFIG_ALL BIT[4] = 1 (DISABLE SYNC) SUBORDINATE DEVICE 2,3 ADDRESS: 100_1110_R/W 4.99k |
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