参数资料
型号: LT1701-7
厂商: POWER-ONE INC
元件分类: 电源模块
英文描述: 1-OUTPUT 550 W AC-DC REG PWR SUPPLY MODULE
封装: CASE T01, MODULE
文件页数: 27/32页
文件大小: 1000K
代理商: LT1701-7
BCD20023 Rev. AA, 3-Sep-2008
Page 4 of 32
www.power-one.com
T Series Data Sheet
500 Watt AC-DC Converters
Electrical Input Data
General condition: TA = 20 °C
Table 2a: Input data of LT models
Input
LT 12xx
LT 17xx
LT18xx
Unit
Characteristic
Conditions
min
typ
max min
typ
max min
typ
max
Vi
Operating input voltage range
47 – 63 Hz 2
155
255
155
255
130
255
VAC
with full output power
Vi red
Operating input voltage range with
85
155
85
155
85
130
reduced output power 1
Vi (Vi nom) Rated (nominal) input voltage
50 – 60 Hz 2
100
(230)
240
100
(230)
240
100
(230)
240
I i nom
Nominal input current
Vi nom, Po nom
1.9
2.6
2.2
A
I i L
Input current limit
3
4
Pi 0
No-load input power
Vi min – Vi max, I o = 0
6
8
W
Pi inh
Input power when inhibited
Vi min – Vi max, inhibit = low
3
PF
Power factor
Vi nom, Io nom
96
98
%
Ci
Input capacitance 3
444
F
ton
Switch on delay
Vi nom, Po nom
400
ms
vi RFI
Input RFI level 4
Io = Io nom
BB
B
EN 55014, EN 55011/022
Vi p
Input overvoltage protection 5
264
VAC
Vi L
Input undervoltage lockout
75
Table 2b: Input data of UT models
Input
UT 12xx
UT 17xx
Unit
Characteristic
Conditions
min
typ
max
min
typ
max
Vi
Operating input voltage range
47 – 63 Hz 2
95
140
95
140
VAC
with full output power
Vi red
Operating input voltage range with
70
95
70
100
reduced output power 1
Vi (Vi nom) Rated (nominal) input voltage
50 – 60 Hz 2
100
(110)
125
100
(110)
125
I i nom
Nominal input current
Vi nom, Po nom
3.8
5.2
A
I i L
Input current limit
3
4
Pi 0
No-load input power
Vi min – Vi max, I o = 0
6
8
W
Pi inh
Input power when inhibited
Vi min – Vi max, inhibit = low
3
PF
Power factor
Vi nom, Io nom
98
%
Ci
Input capacitance 3
44
F
ton
Switch on delay
Vi nom, Po nom
400
ms
vi RFI
Input RFI level 4
Io = Io nom
BB
EN 55014, EN 55011/022
Vi p
Input overvoltage protection 5
165
VAC
Vi L
Input undervoltage lockout
65
1
See Input current limitation
2
Contact Power-One for operation with other input frequencies or different waveforms !
3
Inrush current stays factor 10 below ETS 300132-1.
4
150 kHz – 30 MHz: CISPR 11/22/EN 55011/22 class B, 30 – 300 MHz: CISPR14/EN 55014
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