Resistors
Precision Chip Array
PCA Series
PCA Series
Precision thin film technology
Four elements in 1206 footprint
Precision thin film technology
Tight tolerance down to ±0.1%
Four elements in 1206 footprint
Low TCR down to ±10ppm/°C
Tight tolerance down to ±0.1%
Better TCR tracking and tolerance matching than using discrete parts
Low TCR down to ±10ppm/°C
Better TCR tracking and tolerance matching than using discrete parts
All parts are Pb-free and comply with EU Directive 2011/65/EU (RoHS2)
Precision Chip Array
All parts are Pb-free and comply with EU Directive 2011/65/EU (RoHS2)
Electrical Data
Electrical Data
Power rating
resistor @70°C
Power rating per
per resistor @70°C
Limiting element voltage
Limiting element voltage
Maximum overload voltage
Maximum overload voltage
Resistance range
Resistance range
Resistance tolerance
Resistance tolerance
Matching tolerance
Matching tolerance
TCR
TCR
Tracking TCR
Tracking TCR
Standard values
Standard values
Ambient temperature range
Ambient temperature range
watts
volts
volts
ohms
%
%
ppm/°C
ppm/°C
°C
watts
volts
volts
ohms
%
%
ppm/°C
ppm/°C
°C
PCA164
PCA164
0.0625
0.0625
50
50
100
100
24R9
24R9 – 100K
– 100K
±1, ±0.5, ±0.25,
±1, ±0.5, ±0.25, ±0.1,
±0.1,
±0.5, ±0.25,
±0.5, ±0.25, ±0.1
±0.1
±50, ±25, ±15, ±10
±50, ±25, ±15, ±10
±50, ±25, ±15
±50, ±25, ±15
E96
E96
-55 to +155
-55 to +155
Physical Data
Physical Data
Dimensions in
mm and weight in mg
mg
Dimensions in
mm and weight in
Type
Type
L
L
W
W
H
H
a
a
b
b
c
c
y
Wt.
Wt.
y
nom
nom
9.0
1002
3.20
1.60
1.60
PCA164
3.20
±0.15 ±0.15
PCA164
±0.15
±0.15
0.55
0.55
±0.1
±0.1
0.50
0.50
±0.15
±0.15
0.80 0.30 0.30
0.30
0.80
0.30
9.0
±0.05 ±0.15 ±0.15
±0.05
±0.15
±0.15
Marking
4-digit marking is used on the component. E.g. 1002 = 10kΩ. All relevant information is recorded on the primary pack-
4-digit marking is used on the component. E.g. 1002 =
10KΩ.
All relevant information is recorded on the primary package or
age or reel.
reel.
Solvent Resistance
is resistant to all normal industrial cleaning solvents suitable for printed circuits.
The component
The component is resistant to all normal industrial cleaning solvents suitable for printed circuits.
Construction
A thin-film material is selectively deposited on an alumina substrate together with metallic contacts at each end of the
A thin-film material is selectively deposited on an alumina substrate together with metallic contacts at each end of the
resistor. The unadjusted resistors are heat treated to give the required TCR and stability, and then a precisely controlled
resistor. The unadjusted resistors
the resistance value. Epoxy
required TCR and stability, and then a precisely controlled
added
laser trim process adjusts
are heat treated to give the
protection is applied and wrap-around terminations are
laser trim
plated with nickel then tin. Each resistor is
protection is applied and
before packing into tape.
are added and
and
process adjusts the resistance value. Epoxy
measured immediately
wrap-around terminations
plated with nickel then tin. Each resistor is measured immediately before packing into tape.
General Note
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.
Marking
Solvent Resistance
Construction
BI Technologies IRC Welwyn
www.ttelectronics.com/resistors
© TT Electronics plc
www.ttelectronicsresistors.com
11.17
Precision Chip Array
PCA
Precision Chip Array
Series
Precision Chip Array
Power Resistors
Power Resistors
Test
Load life
Humidity
PCA PCA Series
Series
Performance Data
Performance Data
Performance Data
Method
1000 hours rated power @ 70°C
Test Test
Method
Method
Typical
0.05
±ΔR%
±ΔR%
Maximum
Typical Maximum
Typical Maximum
0.15
0.05 0.05 0.15 0.15
0.25
0.05 0.05 0.25 0.25
0.01 0.01
0.1
0.1 0.1
0.05 0.05
0.25
0.25
0.25
0.10 0.10 0.25 0.25
0.25
0.02 0.2 0.2
0.02
0.2
95% 95% min. coverage
min. coverage
±ΔR%
LoadLoad life
life
10001000 hours rated power @ 70°C
hours rated power @ 70°C
1000 hours @40°C, 90-95% RH
0.05
Humidity
10001000 hours @40°C, 90-95% RH
hours @40°C, 90-95% RH
Humidity
Short term overload
6.25
6.25 x
power & max. overload voltage for 5 secs
0.01
Short overload
Lesser of
Lesser of 6.25 x rated power & overload voltage for 5 secs
Short termterm overload Lesser of
x rated
rated power & max.max. overload voltage for 5 secs
Temperature
100 cycles -55°C
Temperature cycle
Temperature cycle
cycle
100
100 cycles -55°C to +150°C
cycles -55°C to +150°C
to +150°C
0.05
Dry
Dry heat heat
10001000 hours @ 125°C
hours @ 125°C
Dry heat
1000 hours @ 125°C
0.10
Resistance to solder heat ±5°C ±5°C for 10secs
260 for 10secs
Resistance to solder heat 260
Resistance to solder heat 260 ±5°C for 10secs
0.02
Solderability
245 for 3secs
Solderability
245 ±5°C ±5°C for 3secs
Solderability
245 ±5°C for 3secs
95% min. coverage
Tolerance & TCR Availability
Tolerance & TCR Availability
Tolerance & TCR Availability
Tolerance Availability
Matching Tol.
TCR Availability
Absolute TCR
Tolerance Availability
Tolerance Availability
Unspecified
Absolute
Matching Resistance Range
Resistance Range
Absolute
±0.1%
Tol. Tol. Matching Tol. Tol.
±10ppm/°C
Absolute
Absolute TCR TCR
±0.1%
Unspecified
Unspecified
±0.1%
±10ppm/°C
±0.1%
±10ppm/°C
Unspecified
±0.1%
±0.1%
±15ppm/°C
Unspecified
Unspecified
±0.25%
±0.25%
±15ppm/°C
±15ppm/°C
±0.25%
±0.25%
±0.25%
±0.25%
±0.1%
24R9 - 100K
±0.1%
±0.1%
±25ppm/°C
24R924R9 - 100K
- 100K
Unspecified
Unspecified
±25ppm/°C
Unspecified
±25ppm/°C
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.25%
±0.25%
±0.25%
Unspecified
±50ppm/°C
Unspecified
±50ppm/°C
Unspecified
±50ppm/°C
±1% ±1%
±1%
±0.5%
±0.5%
±0.5%
Absolute Tol.
Resistance Range
TCR Availability
TCR Availability
Unspecified
Tracking TCR Resistance Range
Resistance Range
Tracking TCR
±15ppm/°C
Unspecified
Unspecified
24R9 - 2K0
Unspecified
±15ppm/°C
±15ppm/°C
24R924R9 - 2K0
- 2K0
Unspecified
Unspecified
±15ppm/°C
±15ppm/°C
±15ppm/°C
Unspecified
Unspecified
Unspecified
±25ppm/°C
±25ppm/°C
±25ppm/°C
±15ppm/°C
±15ppm/°C
±15ppm/°C
24R9 -
- 100K
24R924R9
100K
- 100K
Unspecified
Unspecified
Unspecified
±50ppm/°C
±50ppm/°C
±50ppm/°C
±25ppm/°C
±25ppm/°C
±25ppm/°C
Tracking TCR
Resistance Range
Equivalent Circuit Diagram
Equivalent Circuit Diagram
Equivalent Circuit Diagram
Recommended Land Pattern
Recommended Land Pattern
Recommended Land Pattern
Dimensions
Dimensions mm mm A
Dimensions mm
A B
PCA164
PCA164
PCA164
3.10 3.10
2.85 2.85
0.45 0.45
0.80 0.80
0.80 0.80
3.10
2.85 0.45
0.80
0.80
A
B C
B
C
C
I
I
I
P
P
P
General Note
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.
BI Technologies IRC Welwyn
www.ttelectronics.com/resistors
© TT Electronics plc
www.ttelectronicsresistors.com
www.ttelectronicsresistors.com
11.17
Precision Chip Array
Precision
Precision Chip Array Chip Array
PCA Series PCA Series
Power
PCA Series
Power Resistors Resistors
Packaging
Packaging
Packaging
PCA164 is packed in 8mm paper tape on a 7 inch reel of 5000 pieces.
of
PCA164 is packed tape on a 7 inch reel of 7 inch reel
PCA164 is packed in 8mm paper in 8mm paper tape on a5000 pieces. 5000 pieces.
Dimensions mm
Dimensions mm
A
B
PCA164
A W
B E
W F
E P
0
F P
1
P
0
P
2
P
1
ØD
0
P
2
T ØD
0
T
Dimensions mm
A
B
W
E
F
P0
P1
P2
ØD0
0.85
1.95
3.50 1.95
8.0 3.50
1.75 8.03.5 1.75
4.0 3.54.0 4.02.0 4.0
1.55 2.0
0.85 1.55
PCA164
1.95
±0.2
3.50
8.0
1.75
3.5
4.0
4.0
2.0
1.55
PCA164
±0.1
±0.1 ±0.1
±0.2 ±0.1
±0.1
±0.05 ±0.1
±0.1 ±0.05
±0.05 ±0.1
±0.05 ±0.05 ±0.05 ±0.05
±0.05
±0.05
±0.1
±0.05
±0.1
±0.1
±0.1
±0.2
±0.1
±0.05
±0.1
±0.05
T
0.85
±0.1
Ordering Procedure
Ordering Procedure
Ordering Procedure
1P
1
1
Type
PCA164
1
2
Type
Absolute TCR
6C
4A
C1
12
D6
3
2 3
Example: PCA164CD-4K75CBT5
(PCA164 with TCR of 50ppm/°C absolute tracking, 4.75 tracking,
Example: PCA164CD-4K75CBT5
(PCA164 with TCR of 50ppm/°C absolute and 25ppm/°Cand 25ppm/°C kilohms, 4.75 kilohms,
Example: PCA164CD-4K75CBT5 (PCA164 with TCR of 50ppm/°C absolute and 25ppm/°C tracking, 4.75
tolerance of 0.25% absolute and 0.1% ratio, 5000
tolerance of 0.25% absolute and 0.1% ratio, 5000 reel, Pb-free) reel, Pb-free)
kilohms, tolerance of 0.25% absolute and 0.1% ratio, 5000 reel, Pb-free)
P
C
A
-4
4C
2
KD
34
3 4
7-
54
CK
B7
T5
5C
7 5
B
6
T
7
67
Ratio
Packing
1
Tolerance
7
Packing
5
5 46
Absolute TCR
1
Tracking TCR
±25ppm/°C
D = ±25ppm/°C D = C = ±50ppm/°C
C = ±50ppm/°C C = ±50ppm/°C
PCA164
±10ppm/°C
T = ±10ppm/°C T = Y = ±15ppm/°C
±15ppm/°C
Y = ±15ppm/°C Y = D = ±25ppm/°C
4
5
Absolute
Tracking TCR
1
Value
Value
Tolerance
Y =3/4 characters 3/4 characters
±15ppm/°C
B = ±0.1%
D = ±25ppm/°C
R = ohms
R = ohms
C = ±0.25%
KD = ±0.5%
= kilohms
C = ±50ppm/°C
K = kilohms
F = ±1%
C = ±0.25%
C = ±0.25%
D = ±0.5%
D = ±0.5%
F = ±1%
5
6
Absolute
Ratio
Tolerance
Tolerance
1
B = ±0.1%
B = ±0.1%
B = ±0.1%
T5 = 5000/reel T5 = 5000/reel
C = ±0.25%
D = ±0.5%
Note 1 – Optional characters. See Tolerance and TCR Availability table for valid combinations.
Note 1 – Optional Note 1 – Optional characters. See Tolerance and TCRfor valid combinations.
characters. See Tolerance and TCR Availability table Availability table for valid combinations.
General Note
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.
www.ttelectronicsresistors.com
www.ttelectronicsresistors.com
BI Technologies IRC Welwyn
www.ttelectronics.com/resistors
© TT Electronics plc
11.17
Embedded System
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