FPSS1U TDK Corporation, FPSS1U Datasheet - Page 23

• Manufacturer Part Number: FPSS1U
• Description: RACK 3 SLOT FOR FPS1000
• Manufacturer: TDK Corporation
• Series: FPSr

Specifications of FPSS1U

• Accessory Type: Rack System
• No. Of Slots: 3
• Peak Reflow Compatible (260 C): No
• External Width: 19.00"
• Rack U Height: 1
• External Depth: 13.82"
• For Use With: 285-1239 - PWR SUP FNT END 48V 1008W 21A285-1238 - PWR SUP FNT END 32V 992W 31A285-1237 - PWR SUP FNT END 24V 960W 40A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: FPS1000 Series
• Lead Free Status / Rohs Status: RoHS Compliant part
• Other names: 285-1240

The slave EEPROM address is:
7.3 Block diagram of the I
Refer to Fig 7-1 for description of the I
7.4 Operation and functions
7.4.1. Digital status
Digital status functions are provided by a PCF8574, 8-bit Register. It provides a single 8-bit word when read by the
I
Refer to Table 7-1 for the register information.
Table 7-1
PCF8574 slave address:
7.4.2 EEPROM functions
A 256 bytes EEPROM included in the I
with the data shown in Table 7-2.
Table 7-2
ADDRESS BYTES
2
C controller. Fault is indicated by "1" and Good level is indicated by "0".
Value
Bit
Value
Bit
Fig 7-1: I
104
254
BIT
20
40
56
72
88
0
1
2
3
4
5
6
7
0
4
FUNCTION
Output Fail
Over Temperature Protection
Temperature Alarm
Fan Fail
AC Input Fail
Not Used
Not Used
Not Used
2
C option bloack diagram
A0
A1
A2
7
0
7
1
16
20
16
16
16
16
16
4
2
2
C option
DATA
Number of fields
Manufacturer
Serial number
Revision
Country of manufacture
Model name
Output voltage
Date of manufacture
Checksum
6
1
6
0
2
2
C block diagram and for typical application.
C option. The EEPROM type is AT24C02 and it is programmed at the factory
5
0
1
5
A0
A1
A2
REGISTER
A0
A1
A2
A0
A1
A2
EEPROM
ADC
MEANING
Output voltage is <80% +/- 5% of Vout rated
Internal temperature is over 80°C. Supply turns off.
Internal temperature is over 70°C. Supply is on.
Failure of an internal fan.
AC Input <85Vac
Always "0".
Always "0".
Always "0".
20
4
0
4
0
A2
A2
3
3
Output Fail
OTP
Temperature Alarm
Fan Fail
AC Input Fail
A1
A1
2
2
Serial CLOCK
Serial DATA
Output voltage
Output current
Temperature
A0
A0
1
1
R/W
R/W
0
0