PTCCL07H411DBE Vishay, PTCCL07H411DBE Datasheet - Page 3

• Manufacturer Part Number: PTCCL07H411DBE
• Description: THERMISTOR PTC 3.0 OHM 30V
• Manufacturer: Vishay
• Series: 2381r
• Type: PTCr

Specifications of PTCCL07H411DBE

• Resistance In Ohms @ 25°c: 3
• Resistance Tolerance: ±20%
• Operating Temperature: -40°C ~ 85°C
• Power - Max: 7.8mW
• Mounting Type: Through Hole
• Package / Case: Radial
• Mounting Style: Through Hole
• Pin Count: 2
• Screening Level: Industrial
• Resistance @ 25c: 3Ohm
• Percentage Of Resistance Tolerance @ 25c: ±20
• Operating Temperature Min Deg. C: -40C
• Operating Temperature Max Deg. C: 85C
• Product Length (mm): Not Requiredmm
• Product Height (mm): Not Requiredmm
• Product Depth (mm): 4mm
• Resistance: 3 Ohms
• Tolerance: 20 %
• Termination Style: Radial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Compliant
• Other names: 2381 661 54111; 2381 661 54111; 238166154111; BC2721

VOLTAGE DERATING AS A FUNCTION OF AMBIENT TEMPERATURE
ELECTRICAL CHARACTERISTICS I
I
PTC when passing from the low ohmic to high ohmic state at rated voltage.
When other voltages are present after tripping, the I
Voltages below V
TYPICAL TRIP-TIME AS A FUNCTION OF TRIP CURRENT RATIO
Trip-time or switching time (t
To check the trip-time for a specific PTC, refer to the Electrical Data and Ordering Information tables for the value I
overload or trip current by this I
and 70 °C. Adapt the correct non-trip current with the appropriate curve in the Current Deviation as a Function of the Ambient
Temperature graph. The relationship between the I
above graphs.
Example
What will be the trip-time at I
Overload current = 3 A; factor I
and I
Document Number: 29085
Revision: 29-Jul-09
max.
I
I
nt
nt
: 470 x 1.12 = 526 mA (at 0 °C).
from the table: 470 mA at 25 °C
as stated in the electrical data and ordering information tables, is the maximum overload current that may flow through the
t
/I
nt
= 5.70, the typical trip-time is 1.7 s.
rated
will allow higher overload currents to pass the PTC.
ol
= 3 A and T
t
s
I
10
/I
(%)
t
max
10
nt
200
150
100
s
)
120
100
10
nt
80
-1
80
60
40
20
1
2
:
and you realize the factor I
0
- 50
1
3
0
/
0.526
2
- 25
= 5.70. In the typical trip-time as a function of trip current ratio graph, at the 8.5 mm line
For technical questions, contact:
amb
30 V to 60 V PTC Thermistors
= 0 °C of a thermistor type 2381 661 54711; 2.5 Ω; Ø D
4
max.
0
For Overload Protection
40
50
max.
t
/I
AS A FUNCTION OF VOLTAGE
nt
25
6
factor and the switching time is a function of the PTC diameter; see the
value can be derived from the above I
70
50
t
/I
8
nt
. This rule is valid for any ambient temperature between 0 °C
75
100
10
100
[e-mail]
120
2381 66. 5...1/PTCCL..H....BE
125
12
150
150
14
175
V
(1)
(2)
(3)
(4)
(5)
(6)
(7)
T
rated
I
amb
t
/I
Vishay BCcomponents
nt
max.
(%)
(°C)
16
200
as a function of voltage graph.
Curve 1: Ø D
Curve 2: Ø D
Curve 3: Ø D
Curve 4: Ø D
Curve 5: Ø D
Curve 6: Ø D
Curve 7: Ø D
Measured in accordance
with “IEC 60738”.
max.
= 8.5 mm:
www.vishay.com
max.
max.
max.
max.
max.
max.
max.
nt
. Divide the
= 20.5 mm
= 16.5 mm
= 12.5 mm
= 10.5 mm
= 8.5 mm
= 7.0 mm
= 5.0 mm
17