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參數資料
| 型號： | LHR2540-2 |
| 英文描述： | Analog IC |
| 中文描述： | 模擬IC |
| 文件頁數： | 2/4頁 |
| 文件大小： | 129K |
| 代理商： | LHR2540-2 |
2
HR/GRSERIES
INPUT SPECIFICATIONS
(NOTE 1)
PARAMETER
Input Voltage - AC
Input Voltage - DC
Input Frequency
Hold-up Time
Input Current
CONDITIONS/DESCRIPTION
Continuous input range.
Continuous input range.
AC Input.
Over full AC input voltage range at full rated load.
100 VAC at full rated load.
MIN
85
110
47
3
NOM
MAX
265
330
400
UNITS
VAC
VDC
Hz
mS
LHR Series
LGR Series
LHR Series
LGR Series
LHR Series
LGR Series
0.3
0.6
A
RMS
Fusing
Recommended 250V, slow blow fuse.
T1.25A
T2.0A
Inrush Surge Current
Internally limited by thermistor, one cycle, 25OC, 255VAC.
25
30
120
A
PK
Operating Frequency
NOTE:
1) Maximum peak to peak expressed as a percentage of output voltage, 20 MHz bandwidth.
Switching frequency of main transformer.
80
kHz
OUTPUT SPECIFICATIONS
PARAMETER
Efficiency
CONDITIONS/DESCRIPTION
Full rated load, 110VAC.
MIN
73
76
0
20
See Model Selection Charts
See Model Selection Charts
NOM
MAX
77
80
UNITS
LHR Series
LGR Series
%
Minimum loads
Minimum load required for regulation.
Single output models
Dual output models
%
Ripple and Noise
Output Power
Overshoot / Undershoot
Transient Response
Full load, 20 MHz bandwidth.
Output voltage overshoot/undershoot at turn-on.
Recovery time, to within 1% of initial set point due to a 100 to 50% load change,
3% max. deviation.
0
V
500
mS
INTERFACE SIGNALS AND INTERNAL PROTECTION
PARAMETER
Overload Protection
CONDITIONS/DESCRIPTION
Foldback protected against output overload and short circuit. Automatic recovery
upon removal of overload condition.
Percentage of output, single output models only.
MIN
NOM
MAX
UNITS
Output Adjust Range
90
110
%
SAFETY, REGULATORY, AND EMI SPECIFICATIONS
PARAMETER
Agency Approvals
CONDITIONS/DESCRIPTION
UL1950.
CSA 22.2 NO. 234/950.
EN60950 (LGA).
Input to output.
MIN
NOM
MAX
UNITS
Approved
Dielectric Withstand Voltage
Input to Output Capacitance
4200
VDC
LHR Series
LGR Series
2400
5000
pF
Electromagnetic Interference
ESD Susceptibility
EFT/Burst
Input Transient Protection
EN55011 / CISPR 11 and EN55022 / CISPR 22 conducted.
Per EN61000-4-2, level 4.
Per EN61000-4-4, level 3.
Per EN61000-4-5 class 3.
B
15
±2.0
2.0
1.0
300
Class
kV
kV
Line to Ground
Line to Line
kV
Insulation Resistance
Leakage Current
Input to output..
Per EN60950, 230VAC, 50Hz.
M
LHR Series
LGR Series
0.14
0.24
mA
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