PF175B480C033FP-00 Datasheet, PDF (5/20 Pages) Vicor Corporation – Isolated AC-DC Converter with PFC

PF175B480C033FP-00
3.0 SIGNAL CHARACTERISTICS
Specifications apply over all line and load conditions, 50 Hz and 60 Hz line frequencies, TC= 25°C, unless otherwise noted.
Boldface specifications apply over the temperature range of the specified product grade. C_OUT is 6800 µF +/- 20% unless otherwise specified.
3.0 Signal Characteristics
ENABLE : EN
• The EN pin enables and disables the PFM^® converter;
when held below 0.8 V the unit will be disabled.
• The EN pin can reset the PFM converter after a latching OVP event.
• The EN pin voltage is 3.3 V during normal operation.
• The EN pin is referenced to the –IN pin of the converter.
SIGNAL TYPE
DIGITAL INPUT
STATE
Startup
Standby
ATTRIBUTE
EN enable threshold
EN disable time
EN disable threshold
EN resistance to disable
SYMBOL
CONDITIONS / NOTES
V_{EN_EN}
t_{EN_DIS}
V_{EN_DIS}
R_{EN_EXT}
From any point in line cycle
Max allowable resistance to -IN required
to disable the module
MIN TYP MAX UNIT
2.31
V
9 16 ms
0.99 V
4.28 kΩ
RESERVED : RSV1, RSV3
No connections are required to these pins. In noisy enviornments, it is beneficial to add a 0.1 µF capacitor between each reserved pin and -IN.
VI BRICK^® PFM^®
Page 5 of 20
Rev 1.3
1/2013
vicorpower.com
800 735.6200