MIC281-0YM6 查看數據表（PDF） - Micrel
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MIC281-0YM6 Datasheet PDF : 12 Pages
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MIC281
Typical Characteristics
VDD = 3.3V; TA = 25°C, unless otherwise noted.
R emote T emperature
Meas urement E rror
2
1.5
S upply C urrent vs .
400 T emperature for V DD = 3.3V
350
1
300
0.5
250
0
200
-0.5
150
-1
100
-1.5
50
-2
0 20 40 60 80 100
REMOTE DIODE TEMPERATURE (°C)
0
-55 -35 -15 5 25 45 65 85 105 125
TEMPERATURE (°C)
Quies cent Current vs .
T emperature in S hutdown Mode
30
T 1 open
25 C LK = DAT A = HIG H
20
15
10
5
0
-55 -35 -15 5 25 45 65 85 105 125
TEMPERATURE (°C)
Quies cent C urrent vs .
S upply V oltage in S hutdown Mode
10
9
T 1 open
CLK = DATA = HIGH
8
7
6
5
4
3
2
1
0
2.6 2.8 3.0 3.2 3.4 3.6
SUPPLY VOLTAGE (V)
R emote T emperature E rror vs .
C apac itanc e on T 1
5
0
-5
-10
-15
-20
CAPACITANCE (pF)
E rror Due to Nois e on the B as e
of R emote T rans is tor
7
6
25mV P -P
5
4
3
2
10mV P -P
1
3mV P -P
0
1 10 100 1k 10k 100k 1M 10M100M
FREQUENCY (Hz)
Micrel
Quies cent C urrent vs .
C lock Frequency in
S hutdown Mode
20
T 1 open
DATA = HIGH
15
10
5
0
0
100 200 300 400
FREQUENCY (kHz)
Meas urement E rror vs .
P C B L eakage to +3.3V /G ND
8
6
4
2
G ND
0
-2
3.3V
-4
-6
-8
1x10 6
1x10 7
1x10 8
RESISTANCE FROM T1 (Ω)
1x10 9
E rror Due to Nois e on the
C ollec tor of R emote T rans is tor
1.6
1.4
100mV P -P
1.2
1.0
0.8
0.6
0.4
50mV P -P
0.2
0
25mV P -P
1 10 100 1k 10k 100k 1M 10M100M
FREQUENCY (Hz)
November 2004
5
MIC281
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