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參數(shù)資料
| 型號： | LT1702-7 |
| 英文描述： | 500 Watt AC-DC Converters |
| 中文描述： | 500瓦AC - DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 2/4頁 |
| 文件大小： | 94K |
| 代理商： | LT1702-7 |
2
www.power-one.com
Edition 5/07/01
Cassette Style
T Series
Input
Input voltage AC
Input frequency
Power factor
Inrush current
refer to selection chart
47/63 Hz
>0.96
active PFC
virtually no inrush current
Output
Efficiency
Output voltage setting accuracy U
i nom
, 50% I
o nom
Output voltage noise (total)
U
i nom
, I
o nom
up to 93%
±
0.25 V
IEC/EN 61204, including a sinusoidal output ripple at
twice the line frequency
U
i min
...U
i max
, I
o nom
U
i nom
, 1...100% I
o nom
not required
constant power, constant current characteristic
enabled by droop current share
I
o nom,
output voltage decrease to 85% U
o nom
≤
1.1 V
pp
typ. 1.6%
typ. 2.5%
Line regulation
Load regulation
Minimum load
Current limitation
Operation in parallel
Hold-up time
typ. 145% I
o nom
16 ms
Protection
Input fuse
Reverse polarity
Input undervoltage lockout
Input overvoltage lockout
Input transient
Output
Output overvoltage
Overtemperature
built-in, UT/LT
bridge rectifier
10 A slow blow/6.3 A fast
typ. 90% U
i min
typ. 104% U
i max
varistor
no-load, overload and short circuit proof
second control loop
switch-off with auto restart
30/60 V SELV
T
C
typ. 100
°
C
Control
Output voltage adjustment
Inhibit
Output undervoltage monitoring threshold level externally adjustable
Status monitoring
system good (Sys OK, Uo OK, no int. or external fault)
Status indication
LEDs: Sys OK, U
o
OK and Error
U
cr
input for remote control
output enabled if inhibit left open
93...104% U
o nom
Safety
Approvals
Electric strength test voltage
EN 60950, UL 1950, CSA 22.2 No. 950
class I, I/case
class I, I/O
class I, O/case
2 kV AC
4 kV AC
1 kV AC
IP 30
Degree of protection
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