2 × 12a digital dual microdlynx, Non-isolated dc-dc power modules, Datasheet – GE Industrial Solutions 2 × 12A Digital Dual Output MicroDLynx User Manual
Page 24

GE
Datasheet
2 × 12A Digital Dual MicroDlynx
TM
: Non-Isolated DC-DC Power Modules
4.5Vdc –14.4Vdc input; 0.51Vdc to 5.5Vdc output; 2 × 12AOutput Current
February 14, 2014
©2014 General Electric Corporation. All rights reserved.
Page 24
Hex
Code
Command
Brief Description
Non-Volatile
Memory Storage
16 RESTORE_USER_ALL
Restores all of the storable register settings from the non-volatile memory
(EEPROM). The command should not be used while the device is actively
switching
19 CAPABILITY
This command helps the host system/GUI/CLI determine key capabilities of the
module
Format
Unsigned Binary
Bit Position
7 6 5 4 3 2 1 0
Access
r r r
r
r
r
r r
Function
PEC SPD ALRT
Reserved
Default Value
1 0 1 1 0 0 0 0
PEC – 1 Supported
SPD -01 – max of 400kHZ
ALRT – 1 – SMBALERT# supported
20 VOUT_MODE
The module has MODE set to Linear and Exponent set to -10. These values
cannot be changed
Bit Position
7 6 5 4 3 2 1 0
Access
r r r
r
r
r
r r
Function
Mode Exponent
Default Value
0 0 0 1 0 1 1 1
Mode: Value fixed at 000, linear mode
Exponent: Value fixed at 10111, Exponent for linear mode values is -9
35 VIN_ON
Sets the value of input voltage at which the module turns on
Format
Linear, two’s complement binary
Bit Position
7 6 5 4 3 2 1 0
Access
r r r r r r r r
Function
Exponent Mantissa
Default Value
1 1 1 1 0 0 0 0
Bit Position
7 6 5 4 3 2 1 0
Access
r r/w r/w r/w r/w r/w r/w r/w
Function
Mantissa
Default Value
0 0 0 1 0 0 0 1
Exponent -2 (dec), fixed
Mantissa
The upper four bits are fixed at 0
The lower seven are programmable with a default value of 9(dec). This
corresponds to a default of 4.25V. Allowable values are
•
4.25, in steps of 0.25V upto 9.5V.
•
9.5V to 13V in increments of 0.5V
•
13V to 16V in increments of 1V
YES
36 VIN_OFF
Sets the value of input voltage at which the module turns off
Format
Linear, two’s complement binary
Bit Position
7 6 5 4 3 2 1 0
Access
r r r
r
r
r
r r
Function
Exponent Mantissa
Default Value
1 1 1 1 0 0 0 0
Bit Position
7 6 5 4 3 2 1 0
Access
r r/w r/w
r/w
r/w
r/w
r/w r/w
Function
Mantissa
Default Value
0 0 0 0 1 0 0 0
Exponent -2 (dec), fixed
Mantissa
The upper four bits are fixed at 0
The lower seven are programmable with a default value of 8(dec). This
corresponds to a default of 4.0V.
Allowable values are
•
4.00, in steps of 0.25V upto 9.75V.
•
10.25V to 11.75V in increments of 0.5V
•
12V
•
13.75V to 16.75V in increments of 1V
YES