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參數(shù)資料
| 型號： | LT3-W12V250MA |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT 3 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | DIP-24/8 |
| 文件頁數(shù)： | 3/6頁 |
| 文件大?。?/td> | 931K |
| 代理商： | LT3-W12V250MA |
LT3-W DC-DC Converter
3
MagneTek
S
S p
p
p e
eec
cciiifffiiic
cca
aatttiiio
o
on
n
n s
ss
(Typical value standard at nominal input line, full load, 25°C ambient temperature unless otherwise specified)
Input Characteristics
Notes & Conditions
Input Voltage Range
48Vdc
18-72 Vdc
Input Current
See note 1
80mA
Reverse voltage protection
See note 2
Yes
Output
Characteristics
Notes & Conditions
Voltage accuracy
± 1.0%
Output Current
See note 3
250mA
Line regulation
See note 4
± 1%
Load regulation
See note 5
± 1%
Ripple and Noise
5Hz to 20MHz
Typ
12V Output
50mV pk-pk,
max.,15mV rms
Temperature coefficient
± 0.02%/°C, max
Over voltage protection
Clamp diode
110% Vout
Short circuit protection
Continuous
automatic
recovery
EMC Characteristics
Notes & Conditions
Conducted emissions
See note 6 and 7
Level A
General Charac.
Notes & Conditions
Efficiency
77% typical
Isolation voltage
I/O
1500Vdc
Switching frequency
Fixed
215KHz
Approvals
Pending
UL, VDE,CE
Case Material
Non-conductive
black plastic
Material flammability
UL94V-0 min.
Weight
22g (0.53 oz)
MTBF
2,000,000 hours
Environmental Characteristics
Operating ambient temperature
-40°C to 85°C
Non-operating ambient temp.
-40°C to 105°C
Cooling
Free air
convection cooled
Relative humidity
Non.condensing
5% to 95% RH
Vibration
5Hz to 500Hz
2.5G rms (approx.)
P/N 3A820100000
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