Thick Film Chip Resistor Arrays
( Lead-Free for CNC34 Concave Type )
Document No
TCNC-340S003F
Revised Date
page number
2012/07/25
1
/
8
Halogen-Free
1. Scope :
This specification applies for the CNC34 Concave Type of thick film chip resistor arrays made by TA-I.
2.
Construction , Dimensions , Schematic :
2.1
Construction :
Plating
Ni + Sn
Over Coat
Ceramic Substrate
Conductor
2.1.1 Chip Resistor Arrays :
102
2.2
Type
CNC34
Dimension :
UNIT:mm
L
3.2±0.2
W
1.5±0.2
T
0.55±0.1
P
0.8±0.1
A
0.6±0.1
B
0.3±0.2
C
0.5±0.1
D
0.25±0.1
G
0.35±0.15
TA-I TECHNOLOGY CO., LTD
Thick Film Chip Resistor Arrays
( Lead-Free for CNC34 Concave Type )
Document No
TCNC-340S003F
Revised Date
page number
2012/07/25
2
/
8
Halogen-Free
2.3 Schematic
3. Type Designation:
3.1 Chip Resistor Arrays
CNC
Product Code
CNC: Chip Resistor Arrays
34
size
Power Rating
J
Tolerance
TN
Packaging
102
Nominal
Resistance
Concave type
34 – 0603 *4
J-±5%
T- Paper Tape
N – Lead Free
3
digits e.g.,:
(E-24) 102 = 1KΩ
4. Ratings & Characteristics :
Type
PowerRating
at 70℃
Rating
Voltage
Max .Working
Voltage
Max.
OverLoad
Voltage
Operating
Temp.(℃)
-55
|
+125℃
Temp
Resistance Resistance
Coefficient
Tolerance(%) Range (Ω)
PPM/℃
CNC34
1/16W
Refer 4.2
50V
100V
±5%
10Ω~1MΩ
±200
0Ω THICK FILE CHIP RESISTOR ARRAYS
Type
CNC 34
Rated Current
1A
Max Overload Current
2.5 A
Resistance Range
50mΩ MAX
TA-I TECHNOLOGY CO., LTD
Thick Film Chip Resistor Arrays
( Lead-Free for CNC34 Concave Type )
Document No
TCNC-340S003F
Revised Date
page number
2012/07/25
3
/
8
Halogen-Free
4.1 Derating Curve :
For resistors operated at ambient temperature over 70℃ , power rating shall be derated in
accordance with figure 1.
125
Figure 1
4.2 Rated Voltage:
The rated voltage is calculated by the following formula:
E= P * R
E=
Rated Voltage(V)
P=
Rated Power(W)
R=
Resistance Value
(Ω)
E.G. : What is CNC34JTN102 the rated voltage ?
CNC34JTN102
P:1/16W
;
R:102 = 1KΩ = 1000Ω
E=
0.0625(W) * 1000(Ω)
=
7.9 (V)
TA-I TECHNOLOGY CO., LTD
Thick Film Chip Resistor Arrays
( Lead-Free for CNC34 Concave Type )
Document No
TCNC-340S003F
Revised Date
page number
2012/07/25
4
/
8
Halogen-Free
5.
Reliability Tests :
Test
Items
Reference
standard
IEC60115-1-4.8
JIS-C5201-1-4.8
Condition of
-55〜 +125
℃
Test
Test Limits
(
R R
)
Refer 4.0
Temperature Coefficient
of Resistance
Short Time Overload
IEC60115-1-4.13
JIS-C5201-1-4.13
2.5 X rated voltage for 5 sec
±
( 2.0 % + 0.1Ω )
0Ω : 50mΩ or less
Intermittent Overload
IEC60115-1-4.39
JIS-C5201-1-4.39
2.5X rated voltage or
Max Overloading Voltage ,
1sec
“ON” 25 sec “OFF” ,
10000 cycles
1000 hours at rated voltage ,
70℃ , 1.5hours
“ON “, 0.5hour “OFF”
1000 hours at rated voltage
, 40±2℃, 90~95% RH
1.5hours
“ON “, 0.5hour “OFF”
-55℃ (30 min. ) / +125
℃
(30 min. ) 5 cycles
±
( 5.0% + 0.1Ω )
0Ω : 50mΩ or less
Load Life
IEC60115-1-4.25.1
JIS-C5201-1-4.25.1
±
(3.0% + 0.1Ω)
0Ω : 100mΩ or less
Load Life with Humidity
IEC60115-1-4.24
JIS-C5201-1-4.24
±
(3.0% + 0.1Ω)
0Ω : 100mΩ or less
Rapid Change of
Temperature
IEC60115-1-4.19
JIS-C5201-1-4.19
±
(1.0% + 0.05Ω)
0Ω : 50mΩ or less
Solderability
IEC60115-1-4.17
JIS-C5201-1-4.17
245±5℃ solder, 2±0.5 sec dwell.
Solder : Sn96.5 / Ag3.0 / Cu0.5
At least 95% of surface area
of electrode shall be covered with
new solder.
Core body
IEC60115-1-4.15
JIS-C5201-1-4.15
Without mechanical damage
Pressure 1.0 kgf a R0.5 pressure rod
such as breaks. Electrical
for 10 sec
characteristics shall be satisfied
Dielectric Withstanding
Voltage (Voltage Proof)
IEC60115-1-4.7
JIS-C5201-1-4.7
Applying voltage 100V
for 1 minute.
No
abnormalities
such
as
flashover,
burning
dielectric
breakdown shall appear.
Resistance to Solder Heat
IEC60115-1-4.18
JIS-C5201-1-4.18
270
±5℃
solder ,
10
±1
sec dwell .
±
( 2.0% + 0.1Ω )
0Ω : 50mΩ or less
Note* : RCWV : Rated continuous working voltage .
TA-I TECHNOLOGY CO., LTD
Thick Film Chip Resistor Arrays
( Lead-Free for CNC34 Concave Type )
Document No
TCNC-340S003F
Revised Date
page number
2012/07/25
5
/
8
Halogen-Free
6.Marking
6.1
±5%(E24)
Resistance value is expressed by 3 digits, the first two digits represent the
significant figures of nominal resistance value inΩ, and the third digit
represents exponent for base of 10.
E.G.
472 = 47×10 = 4700Ω = 4.7KΩ
2
7. Taping & Reel
7.1 Taping Dimensions
7.1.1
4 mm pitch paper
UNIT: mm
Type
CNC34
A
2.0±0.15
B
3.6±0.2
W
8.0±0.2
F
E
P1
P2
2.0±0.05
P0
4.0±0.1
ψD0
+0.1
1.5
-0
T0
0.84±0.1
3.5±0.05 1.75±0.1 4.0±0.1
Paper Tape
Package Type
CNC34
4 mm pitch
178mm/R
5000
TA-I TECHNOLOGY CO., LTD
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