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參數(shù)資料
| 型號： | LUC025F |
| 廠商： | LINEAGE POWER LLC |
| 元件分類： | 電源模塊 |
| 英文描述： | 2-OUTPUT 16.5 W DC-DC REG PWR SUPPLY MODULE |
| 文件頁數(shù)： | 9/15頁 |
| 文件大?。?/td> | 397K |
| 代理商： | LUC025F |
Lineage Power
3
Data Sheet
April 2008
18 Vdc to 36 Vdc In; 3.3 Vdc Out; 16.5 W
LUC025F Power Module: dc-dc Converter:
Electrical Specifications (continued)
Table 2. Output Specifications
Table 3. Isolation Specifications
Parameter
Device
Suffix
Symbol
Min
Typ
Max
Unit
Output Voltage Set Point
(VI = 28 V; IO = IO, max; Tref = 25 °C)
All
VO, set
3.25
3.30
3.35
Vdc
Output Voltage
(Over all operating input voltage, resistive
load, and temperature conditions until end of
life; see Figure 9.)
All
VO
3.16
—
3.44
Vdc
Output Regulation:
Line (VI = 18 V to 36 V)
Load (IO = IO, min to IO, max)
Temperature
(Tref = –40 °C to +110 °C)
All
—
0.05
0.5
0.2
1.0
%VO
Output Ripple and Noise Voltage:
(VI = 28 V; IO = IO, max; Tref = –25 °C to
+100 °C; see Figure 8.):
RMS (5 Hz to 20 MHz bandwidth)
Peak-to-peak (5 Hz to 20 MHz bandwidth)
All
—
30
40
100
mVrms
mVp-p
External Load Capacitance
(total capacitance; electrolytic, tantalum, and
ceramic)
All
—
0
—
470
F
Output Current
(At IO < IO, min, the modules may exceed output
ripple and output voltage specifications.)
All
IO
0.4
—
5.0
A
Output Current-limit Inception
(VO = 90% of VO, nom; see Figure 2.)
All
IO, cli
5.15
—
7.5
A
Efficiency
(VI = 28 V; IO = IO, max; Tref = 25 °C;
see Figures 3 and 9.):
VO = 3.3 V
Trimmed down to 1.8 V
All
η
73
64
77
68
—
%
Switching Frequency
All
—
295
—
kHz
Dynamic Response
(
ΔIO/Δt = 1A/10 s; VI = 28 V; Tref = 25 °C;
see Figures 4 and 5.):
Load Change from IO = 50% to 75% of IO, max:
Peak Deviation
Settling Time (VO < 10% of peak deviation)
Load Change from IO = 50% to 25% of IO, max:
Peak Deviation
Settling Time (VO < 10% of peak deviation)
All
—
50
1
50
1
—
mV
ms
mV
ms
Parameter
Min
Typ
Max
Unit
Isolation Capacitance
—
2
—
nF
Isolation Resistance (250 Vdc)
10
—
M
Ω
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