IA745-04-01 Rev. D
RFE1600 & RFE1600/S (PMBUS) SERIES INSTRUCTION MANUAL
CHAPTER 1: RFE1600 & RFE1600/S (PMBus) SERIES SPECIFICATIONS......................................1
1.1
RFE1600 rated output Current and Voltage versus Line Voltage. ............................. 3
1.2
RFE1600 Output Power vs. Temp derating................................................................ 4
1.3
RFE1600 Outline Drawing .......................................................................................... 5
1.4
Rear Panel IN/OUT Connector Pins Function Description
..................................... 6
CHAPTER 2: SAFETY APPROVALS ...........................................................................................7
2.1
Safety Instructions...................................................................................................... 7
CHAPTER 3: SINGLE UNIT OPERATION .................................................................................10
3.1
Rear Panel Indicators ............................................................................................... 10
3.2
Single unit operation................................................................................................ 11
3.2.1 Basic configuration (Local Sense) ............................................................... 11
3.2.2 Basic configuration (Remote Sense)........................................................... 11
3.2.3 ON/OFF Control by Enable.......................................................................... 12
3.2.4 Output Voltage Programming by Built-in Potentiometer .......................... 12
3.2.5 Output Voltage Programming by PMBus (Optional) .................................. 12
3.2.6 Output Voltage Programming by External Voltage .................................... 13
3.2.7 Current Programming by PMBus (Optional)............................................... 13
3.2.8 Over Current Programming by External Voltage........................................ 14
3.2.9 SUPERVISORY Signals (Typical Connection)................................................ 14
CHAPTER 4: POWER SUPPLIES CONNECTION .......................................................................15
4.1
Parallel Operation .................................................................................................... 15
4.2
Series Operation....................................................................................................... 16
CHAPTER 5: PMBus INTERFACE OPTION ..............................................................................17
5.1
RFE1600/S Series I²C Specification........................................................................... 17
5.1.1 PMBus Interface Option ............................................................................. 18
5.1.2 RFE1600 May Have Optional Power Management Bus Hardware............. 18
5.1.3 Addressing (A3, A2, A1, A0 Inputs)............................................................. 18
5.1.4 Serial Clock.................................................................................................. 18
5.1.5 Serial Data................................................................................................... 18
5.1.6 SMB Alert.................................................................................................... 19
5.1.7 PMBus Typical Connection ......................................................................... 19
5.2
PMBus Command Set............................................................................................... 20
5.2.1 Read Status................................................................................................. 20
5.2.2 Clear Faults ................................................................................................. 20
5.2.3 Operation (ON/OFF) ................................................................................... 20
5.2.4 Commands to Read Inventory Details........................................................ 20
5.3
Programming and Monitoring Functions................................................................. 21
5.3.1 Monitoring Output Voltage (READ_VOUT)................................................. 21
5.3.2 Monitoring Output Current (READ_IOUT).................................................. 22
5.3.3 Monitoring Supply Temperature (READ_TEMPERATURE_1) ..................... 22
5.3.4 Programming Output Voltage (VOUT_COMMAND)................................... 22
5.3.5 Programmable Maximum Output Voltage (VOUT_MAX)........................... 23
5.3.6 Programming Output Current Limit............................................................ 23
5.3.7 Enabling / Disabling Monitoring Filter........................................................ 23