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參數(shù)資料
| 型號： | 12IMR3-15-2 |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT 3 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | PLASTIC, DIP-24 |
| 文件頁數(shù)： | 2/6頁 |
| 文件大小： | 166K |
| 代理商： | 12IMR3-15-2 |
Board Mountable
DC-DC Converters
IMR 3 Series
Edition 5/5.2000
2/6
Type Key
24 IMR 3 - 12 12 -2
Nominal input voltage in volt ................................... 12...48
Series .......................................................................... IMR
Nominal output power in watt ........................................... 3
Nominal output voltage for output 1 in volt .............. 05...15
Nominal output voltage for output 2 in volt .............. 05...15
Operational ambient temperature range
TA
–10...50
°C .................................................. -2
–25...71
°C (option) ..................................... -7
Functional Description
Attention:
Ci = 4.7
F/100 V must be added in any applica-
tion.
Co = 10
F to minimize ripple and noise to <100 mV
PP
(Capacitors should be of low ESR types).
Fig. 1
Single output converter block diagram
Fig. 2
Dual output converter block diagram
Electrical Input Data
General condition:
TA = 25
°C unless otherwise specified
Table 2a: Input data
Input
12 IMR 3
24 IMR 3
Characteristics
Conditions
min
typ
max
min
typ
max
Unit
Ui
Input voltage range
TA min...TA max
918
18
36
V DC
Ui nom
Nominal input voltage
Io = 0...Io nom
12
24
Ui
Input voltage without
0
22
0
40
damage
Ii 0
No load input current
Ui nom, Io = 0
18
12
mA
Ii L
Input current limitation
Ui nom, full load
1.25
P i nom
1.25
P i nom
W
response
Ui rev
Reverse input voltage
Ui = negative or
shunt diode
protection
reverse polarity
use external fuse
Vi+
Vo–
Vi–
Vo+
Ci
Co
Ref.
Control
Co
COM
22
23
2
14
16
3
9
11
03059
Vi+
Vo–
Vi–
Vo+
Ci
Co
Ref.
Control
22
23
2
3
14
16
03060
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