ML2284CIP 查看數據表（PDF） - Micro Linear Corporation
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ML2284CIP Datasheet PDF : 26 Pages
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APPLICATIONS (Continued)
ML2281, ML2282, ML2284, ML2288
4mA–20mA
1N4148
1/6 74HC14
100kΩ = 50kHZ
+
10µF
LM385–2.5V
LM385–2.5V
100Ω
1000pF
24kΩ 6.2kΩ 200kΩ
47µF
VCC
+IN
CLK
INP VCC
CD4024
VO5
50pF
10kΩ
ML2281
–IN
CS
100kΩ
6N139
OPTO COUPLER
3
2 10kΩ
5kΩ
VREF
DO
5
3.9kΩ
GND
68
47kΩ
300kΩ
• ALL POWER SUPPLIED BY LOOP
• 1500V ISOLATION AT OUTPUT
VCC
V+
VO
GND
4mA–20mA Current Loop Converter
10kΩ
CLK
10kΩ
CS
10kΩ
DI
TRANSFORMER
TRW-TC-SSD-32
3
5
7
2N2222
2
1N4148
+
100µF
47kΩ
1N4148
6V 1
6V
470Ω
VCC
6
100kΩ
CS
VCC
4N28
CLK
VCC
6V 470Ω
2N2222
100kΩ
ML2288
D1
4N28 VCC
DO
VCC OUT
8 ANALOG
CHANNELS
2N2222 8
6.8kΩ
2
6
5
3
6N139 HIGH GAIN
OPTOCOUPLER
• NO POWER REQUIRED REMOTELY
• 1500V ISOLATION
Isolated Data Converter
21
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