CUI CFM-40 Dc axial fan Datasheet

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date
08/15/2016
page
1 of 5
SERIES: CFM-40 │ DESCRIPTION: DC AXIAL FAN
FEATURES
•
•
•
•
40 x 40 mm frame
high fan speed for greater air flow
two ball bearing construction
auto restart protection standard on all models
MODEL
input
voltage
input
current
input
power
rated
speed
airflow1
static
pressure2
noise
rated
(Vdc)
range
(Vdc)
typ
(A)
max
(A)
max
(W)
typ
(RPM)
(CFM)
(mm H2O)
max
(dBA)
CFM-4010-03
5
4~5.75
0.16
0.24
1.2
8,300
10.0
7.24
37.0
CFM-4010-13
12
6~13.8
0.10
0.13
1.56
8,300
10.0
7.24
37.0
Notes:
1. At 0 mm H20 static pressure.
2. At 0 CFM airflow.
PART NUMBER KEY
CFM-4010 - X 3 - XX - CXX
Base Number
Reserved for Custom
Configurations
Input Voltage
0 = 5 Vdc
1 = 12 Vdc
Fan Protection
10 = auto restart protection
20 = auto restart protection / tachometer signal
22 = auto restart protection / tachometer signal /
PWM control signal
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CUI Inc │ SERIES: CFM-40 │ DESCRIPTION: DC AXIAL FAN
date 08/15/2016 │ page 2 of 5
INPUT
parameter
conditions/description
operating input voltage
5 Vdc input models
12 Vdc input models
min
typ
max
units
4
6
5
12
5.75
13.8
Vdc
Vdc
current
5 Vdc input models
12 Vdc input models
0.16
0.10
0.24
0.13
A
A
power
5 Vdc input models
12 Vdc input models
0.80
1.20
1.2
1.56
W
W
starting voltage
at 25°C
5 Vdc input models
12 Vdc input models
4
6
Vdc
Vdc
PERFORMANCE
parameter
conditions/description
min
typ
max
units
rated speed
at 25°C, after 10 minutes
7,470
8,300
9,130
RPM
air flow
at 0 mm H2O, see performance curves
static pressure
at 0 CFM, see performance curves
7.24
noise
at 1 m
35.5
37.0
dBA
min
typ
max
units
min
typ
max
units
10.00
CFM
mm H2O
PROTECTIONS / SIGNALS1
parameter
conditions/description
auto restart protection
available on all models
tachometer signal
available on “20” and “22” models
PWM control signal
available on “22” models
Notes:
1. See application notes for details.
SAFETY & COMPLIANCE
parameter
conditions/description
insulation resistance of frame
at 500 Vdc between frame and positive terminal
dielectric strength
at 500 Vac, 60 Hz, 1 minute between frame and
positive terminal
safety approvals
UL/cUL 507, TUV (EN 60950-1)
EMI/EMC
EN 55022:2010+AC:2011 Class B, EN 61000-32:2014, EN 61000-3-3:2013, EN 55024:2010
life expectancy
at 45°C, 15~65% RH
RoHS
2011/65/EU
10
MΩ
5
70,000
mA
hours
ENVIRONMENTAL
parameter
conditions/description
min
typ
max
units
operating temperature
-10
70
°C
storage temperature
-40
70
°C
operating humidity
non-condensing
5
90
%
storage humidity
non-condensing
5
95
%
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CUI Inc │ SERIES: CFM-40 │ DESCRIPTION: DC AXIAL FAN
date 08/15/2016 │ page 3 of 5
(mm H 2O)
(Inch H2O)
PERFORMANCE CURVES
0.32
8.00
7.00
0.25
0.19
6.00
5.00
4.00
0.13
0.06
3.00
2.00
1.00
0.00
0.00
0.00
2.00
4.00
6.00
8.00
10.00
12.00 (CFM)
(CMM)
0.00
0.07
0.14
0.20
0.27
0.34
MECHANICAL
parameter
conditions/description
min
motor
4 pole DC brushless
bearing system
ball bearing
direction of rotation
counter-clockwise viewed from front of fan blade
dimensions
40 x 40 x 10.6
material
PBT (UL94V-0)
weight
5 Vdc input models
12 Vdc input models
13.5
14.2
units: mm [inch]
wire: UL 1061, 28 AWG
WIRE CONNECTIONS
Function
Red
+Vin
Black
-Vin
Yellow
FG Signal
White
RD Signal
Blue
PWM
max
units
mm
MECHANICAL DRAWING
Wire Color
typ
ōŢţŦŭ
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g
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CUI Inc │ SERIES: CFM-40 │ DESCRIPTION: DC AXIAL FAN
date 08/15/2016 │ page 4 of 5
APPLICATION NOTES
Auto Restart Protection/Current Limit Protection
When the fan motor is locked, the device will cut off the drive current within two to six seconds and restart automatically
after a few seconds. If the lock situation is continued, the device will work on a repeated cycle of cut-off and restart until
the lock is released. (See Figure 1 below).
Figure 1 Current Limit Protection
Pulse Sensor/Tachometer Signal/FG
Pulse Sensor is for detecting the rotational speed of the fan motor. At locked rotor condition, the signal stops cycling and
the output is fixed at VoH or VoL (See Figures 2~3 below).
Figure 2 Output Waveform
Figure 3 FG Signal Output Circuit:
Open Collector
Ic=10mA max
PMW Control Signal
A speed control lead can be provided that will accept a PWM signal from the customer circuit to vary the speed of the fan.
The change in speed is linear by changing the Duty-Cycle of the PWM. Open collector type and pull-up voltage is changed
by maximum operating voltage and sink current by consuming current. (See Figure 4 below).
Figure 4 Duty Cycle
Vs=4~5 V
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CUI Inc │ SERIES: CFM-40 │ DESCRIPTION: DC AXIAL FAN
date 08/15/2016 │ page 5 of 5
REVISION HISTORY
rev.
1.0
description
date
initial release
08/15/2016
The revision history provided is for informational purposes only and is believed to be accurate.
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