Rainbow-electronics MAX6660 Bedienungsanleitung Seite 4

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Seitenansicht 3
MAX6660
Remote-Junction Temperature-Controlled
Fan-Speed Regulator with SMBus Interface
4 _______________________________________________________________________________________
110100
TEMPERATURE ERROR
vs. PC BOARD RESISTANCE
MAX6660 toc01
LEAKAGE RESISTANCE (MΩ)
TEMPERATURE ERROR (°C)
20
-30
-25
-20
-15
-10
-5
0
15
10
5
PATH = DXP TO GND
PATH = DXP TO V
CC
(+5V)
-5
-2
-3
-4
-1
0
1
2
3
4
5
-50 0 50 100 150
MAX6660 toc02
TEMPERATURE (°C)
TEMPERATURE ERROR (°C)
TEMPERATURE ERROR
vs. REMOTE-DIODE TEMPERATURE
1 100 10k 1M10 1k 100k 10M 100M
TEMPERATURE ERROR
vs. POWER-SUPPLY NOISE FREQUENCY
MAX6660 toc03
FREQUENCY (Hz)
TEMPERATURE ERROR (°C)
20
-30
-25
-20
-15
-10
-5
0
15
10
5
V
IN
= 100mVp-p
V
IN
= SQUARE WAVE APPLIED TO V
CC
WITH NO 0.1µF V
CC
CAPACITOR
V
IN
= 250mVp-p
4.0
-1.5
-1.0
MAX6660 toc04
FREQUENCY (Hz)
TEMPERATURE ERROR (°C)
-0.5
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
110 100M1M 10M100 1k 10k 100k
TEMPERATURE ERROR
vs. COMMON-MODE NOISE FREQUENCY
V
IN
= 50mVp-p
V
IN
= SQUARE WAVE
AC-COUPLED TO DXN
V
IN
= 100mVp-p
V
IN
= 25mVp-p
-8
-6
-7
-4
-5
-3
-2
0
-1
1
0102030405060708090100
MAX6660 toc05
DXP-DXN CAPACITANCE (nF)
TEMPERATURE ERROR (°C)
TEMPERATURE ERROR
vs. DXP-DXN CAPACITANCE
0
1
3
2
4
5
MAX6660 toc06
SUPPLY VOLTAGE (V)
STANDBY SUPPLY CURRENT (µA)
3.0 4.0 4.53.5 5.0 5.5
STANDBY SUPPLY CURRENT
vs. SUPPLY VOLTAGE
3.0 3.9 4.23.3 3.6 4.5 4.8 5.1 5.4
MAX6660 toc07
SUPPLY VOLTAGE (V)
AVERAGE SUPPLY CURRENT (µA)
100
200
300
400
AVERAGE SUPPLY CURRENT
vs. SUPPLY VOLTAGE
Typical Operating Characteristics
(V
CC
= +3.3V, T
A
= +25°C, unless otherwise noted.)
Seitenansicht 3
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