High Temperature
Chip Resistor
HTCR Series
High Temperature Chip Resistor
Temperature Chip Resistor
·
High temperature operation to 250°C
·
For gold wire bond (G type)
HTCR Series
Series
·
For conductive adhesive (G, P & EW types)
•
High temperature operation to 250°C
temperature operation
·
For soldering (F
bond (G type)to 250°C
type)
•
For gold wire bond (G type)
gold wire
·
Non-magnetic (G,
adhesive
types)
& EW types)
P & EW
conductive
(G, P
•
For conductive adhesive(G, P & EW types)
·
Range 0805 to 2512 at 1R0 to 10M
•
For soldering (F type)
soldering (F type)
·
RoHS compliant
(G, P & EW types)
Non-magnetic
•
Non-magnetic (G, P & EW types)
•
•
Range 0805 to 2512 at 1R0 to 10M
Range 0805 to 2512 at 1R0 to 10M
compliant
RoHS compliant
Data
Electrical Data
Size
@230°C (G&P only) W
Power @230°C (G&P only) W
@155°C
W
Power @155°C
W
Power @70°C
@70°C
W
W
Resistance range
ohms
Resistance range
ohms
Tolerance
%
Tolerance
%
LEV
V
V
ppm/°C
TCR
ppm/°C
Operating temperature
°C
Operating temperature
°C
Thermal Impedance
Impedance
°C/W
°C/W
Values
1206
2010
2512
1206
2010
2512
0.125
0.25
0.5
0.125
0.25
0.5
0.2
0.5
0.75
0.2
0.5
0.75
0.25
0.625
0.25
0.625
11
1R0 to 10M
1R0 to 10M
1,
1, 5 5
150
200
400
500
150
200
400
500
<10R:200
≥10R:100
<10R:200
≥10R:100
F type -55 to +200, EW type -55 to +225, G&P type -55 +250
F type -55 to +200, EW type -55 to +225, G&P type -55 to to +250
220
160
75
40
220
160
75
40
E24 or E96 preferred - other values special order
E24 or E96 preferred - other values toto special order
0805
0805
0.063
0.063
0.1
0.1
0.125
0.125
Data
(All dimensions in mm and nominal weight g)
Physical Data
(All dimensions in mm and nominal weight inin g)
0805
1206
2010
2512
+0.2/-0.15
+0.2/-0.15
+0.2/-0.2
+0.2/-0.2
L
L
2.0
2.0
3.15
3.15
±0.2
±0.2
±0.15
±0.15
±0.15
±0.15
±0.2
±0.2
±0.2
±0.2
W
W
1.25
1.25
1.6
1.6
2.5
2.5
3.2
3.2
±0.15
±0.15
±0.15
±0.15
±0.15
±0.15
±0.15
±0.15
T
T
0.5
0.5
0.5
0.5
A&C
A&C
0.4
0.4
0.45
0.45
±0.2
±0.2
±0.2
±0.2
Wt.
Wt.
GG & P types
& P types
EW F F types
EW & & types
0.009
0.009
0.020
0.020
0.036
0.036
0.055
0.055
L L
T T
WW
5.0
5.0
0.65
0.65
0.65
0.65
±0.25
±0.25
6.25
6.25
+0.25/-0.3
+0.25/-0.3
+0.25/-0.3
+0.25/-0.3
0.5
0.5
0.6
0.6
Wrap-around terminations
Wrap-around terminations
(3 faces)
(3 faces)
Construction
Construction
Planar gold G type or PtAg P types: Electrodes, resistor material and overglaze are printed onto an alumina
gold G type or PtAg P types: Electrodes, resistor material and overglaze are printed onto an alumina
substrate. The resistors are laser trimmed to the required value and protected. The gold terminations are
The resistors are laser trimmed to the required value and protected. The gold terminations are
for wire bonding and both types are suitable for attachment with conductive adhesive.
suitable for wire bonding and both types are suitable for attachment with conductive adhesive.
Wraparound EW type: Thick-film PtAg electrodes, resistor material and overglaze are printed onto an alumina
Wraparound EW type: Thick-film PtAg electrodes, resistor material and overglaze are printed onto an alumina
substrate. The resistors are laser trimmed to the required value and protected. The terminations are wraparound
The resistors are laser trimmed to the required value and protected. The terminations are wraparound
coated with a polymer Ag material and are suitable for attachment with conductive adhesive.
a polymer Ag material and are suitable for attachment with conductive adhesive.
Wraparound F type: These are made as the EW type then plated with nickel barrier and 100% tin plating and are
Wraparound F type: These are made as the EW type then plated with a a nickel barrier and 100% tin plating and are
for soldering.
suitable for soldering.
Marking
The components are not marked; all data is printed onto the packaging.
components are not marked; all data is printed onto the packaging.
Solvent Resistance
Resistance
General Note
General Note
The component is resistant to all normal industrial cleaning solvents suitable for printed circuits.
component is resistant to all normal industrial cleaning solvents suitable for printed circuits.
Welwyn Components reserves the right to make changes in product specification without notice liability
Welwyn Components reserves the right to make changes in product specification without notice oror liability
All information is subject to Welwyn’s own data and is considered accurate time of going to print.
All information is subject to Welwyn’s own data and is considered accurate atat time of going to print.
General Note
02.10
02.10
TT electronics reserves the right to make changes in product specification without notice or liability.
Welwyn
Components Limited
Bedlington, Northumberland NE22 7AA, UK
Welwyn
Components Limited
Bedlington, Northumberland NE22 7AA, UK
All information is subject
822181
••
Facsimile: +44
data
1670
is
829465
•
Email: info@welwyn-tt.com Website: www.welwyn-tt.com
considered accurate at time of going
Website:
Telephone: +44 (0) 1670
to TT electronics’ own
(0)
and
829465
•
Email: info@welwyn-tt.com
• •
to print.
www.welwyn-tt.com
Telephone: +44 (0) 1670 822181 Facsimile: +44(0) 1670
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
© TT electronics plc
09. 11
High Temperature
Chip Resistor
HTCR Series
High Temperature
HTCR Series
Performance Data
Chip Resistor
Load at rated power
(1000hrs at 155°C and 70°C)
Derating from rated power at 70°C
Short term overload
Dry heat
(1000hrs at 250°C)
Damp heat steady state
(56 days, 40°C,
≥90%
RH)
Climatic
Temperature rapid change
(5 cycles -55ºC to +250ºC)
∆R
∆R
∆R
∆R
∆R
∆R
Maximum
2% + 0.01Ω
See Derating Curves below
1% + 0.01Ω
2% + 0.01Ω
1% + 0.01Ω
1% + 0.01Ω
1% + 0.01Ω
Derating Curves
P/Pr
100%
75%
50%
G & P Types
P/Pr
100%
75%
EW Type
P/Pr
100%
75%
F Type
0
70
155
230 250
0
70
155
225
0
70
155
200
Ambient temperature degC
0805 and 1206 HTCR series resistors are supplied on 8mm carrier tape and 7 inch reels as per IEC 286-3, quantity
per reel; 3000.
2010 and 2512 HTCR series resistors are supplied on 12mm carrier tape and 7 inch reels as per IEC 286-3,
quantity per reel; 2010: 3000pcs; 2512: 1800pcs.
Packaging
Ordering Procedure
Type
Terminations
G
P
EW
F
Example: HTCR1206 in gold planar format at 10 kilohms and 1% tolerance packed in tape.
HTCR1206G–10KFT3
Gold planar
PtAg planar
Polymer Ag wraparound
Ni Barrier & Sn plated wraparound
Wire bond / adhesive
Adhesive
Adhesive
Solder
Value (use IEC62 code)
Tolerance (use IEC62 code)
F
J
1%
5%
Packing
T3
T18
Tape
0805, 1206, 2010
2512
up to 3000/reel
up to 1800/reel
Standard
General Note
Welwyn Components reserves the right to make changes in product specification without notice or liability
All information is subject to Welwyn’s own data and is considered accurate at time of going to print.
02.10
General Note
Welwyn
Components Limited
Bedlington, Northumberland NE22 7AA, UK
Telephone: +44 (0) 1670 822181
•
Facsimile: +44 (0) 1670 829465
•
Email: info@welwyn-tt.com
•
Website: www.welwyn-tt.com
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
TT electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT electronics’ own data and is considered accurate at time of going to print.
© TT electronics plc
09. 11
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