1 watt with total solder pad and trace size of 300 mm
2
.
Environmental Characteristics
Specification
Shelf Life
Storage Conditions:
Temperature
Humidity
Recommended Solder
, Material:
Strip
Overcoating
Compound
Model CST0612
Two years from manufacturing date
+5 °C ~ +35 °C
40 % ~ 75 %
Sn96.5 / Ag3 / Cu0.5
Alloy
Molding
UL 94V0 Grade
Model
How to Order
CST 0612 - F C - R001 E
(CST = Current Sense
Terminal Type)
Soldering Profile
Iron Solder: 350 ±10 °C
3 +1/-0 seconds
Peak: 260 °C
10 ±1 second
230 °C or higher
200
180 °C
150
150 °C
90 ±30 seconds
100
30 ±10 seconds
SOLDERING ZONE
50
250
Size
0612
Resistance Tolerance
F = ±1 %
TCR (See Electrical
Characteristics chart)
X = ±100 PPM/°C
C = ±200 PPM/°C
Resistance Code
See Popular Resistance Table
Packaging Code
(NOTE 2)
E = Embossed Tape (4,000 pcs. per 7 ” reel)
(NOTE 2) Part Number CST0612-FC-R0005-E
requires a hyphen before the
Packaging Code.
Temperature (°C)
PREHEATING ZONE
Heating Time
Asia-Pacific:
Tel: +886-2 2562-4117
Fax: +886-2 2562-4116
EMEA:
Tel: +36 88 520 390
Fax: +36 88 520 211
The Americas:
Tel: +1-951 781-5500
Fax: +1-951 781-5700
www.bourns.com
* RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
** Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine
(Br) and Chlorine (Cl) content is 1500 ppm or less.
*** Bourns
®
products have not been specifically designed and tested for FDA Class III applications and their use in such applications is neither recommended nor supported.
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
3312 - CST0612 Current Sense Resistor
Model 2 mm SMD Trimming Potentiometer
Reliability Tests
Test Item
Temperature Coefficient of Resistance
Load Life
Short Time Overload
Moisture No Load
Temperature Cycle
Resistance to Soldering Heat
Solderability
High Temperature Exposure
Low Temperature Storage
Substrate Bending
Insulation Resistance
Reference Standard
IEC 60115-1-4.8
JIS-C5201-4.8
IEC 60115-1-4.25.1
JIS-C5201-4.25.1
IEC 60115-1-4.13
JIS-C5201-4.13
IEC60115-1-4.24.2.1a
JIS-C5201-4.24.2.1a
IEC60115-1-4.19
JIS-C5201-4.19
IEC60115-1-4.18
JIS-C5201-4.18
IEC60115-1-4.17
JIS-C5201-4.17
IEC60115-1-4.23.2
JIS-C5201-4.23.2
IEC60115-1-4.23.4
JIS-C5201-4.23.4
IEC60115-1-4.33
JIS-C5201-4.33
IEC60115-1-4.6
JIS-C5201-4.6
Test Conditions
+25 °C ~ +125 °C
1000 hours at rated power, 70 °C,
1.5 hours “ON”, 0.5 hours “OFF”
5 times rated power
for 10 seconds
85 °C, 85 %RH, 1000 hours
-55 °C and +155 °C, 300 cycles,
15 minutes per extreme condition
260 ° ±5 °C for 10 ±1 seconds,
2 cycles
245 ±5 °C, 2 ±0.5 seconds
170 °C, 1000 hours
-55 °C, 1000 hours
2 mm bending width
100 V DC for 1 minute
Test Limits
Refer 4.0
< ±2 %
< ±0.5 %
< ±0.5 %
< ±0.5 %
< ±0.5 %
At least 95 % of surface area of
electrode shall be covered with
new solder
< ±2 %
< ±0.5 %
< ±0.5 %
> 100 megohms
Product Dimensions
3.05 ± 0.25
(.120 ± .010)
0.40 ± 0.25
(.016 ± .010)
Derating Curve
Power Ratio (%)
1.65 ± 0.20
(.065 ± .008)
100
80
60
40
20
0
-55
0
70
170
0.65 ± 0.20
(.026 ± .008)
0.51 ± 0.13
(.020 ± .005)
0.51 ± 0.13
(.020 ± .005)
DIMENSIONS:
MM
(INCHES)
Recommended Solder Pad Layout
0.7
(.028)
1.0
(.039)
Ambient Temperature (°C)
0.40
(.016)
2.3
(.091)
Copper foil min.
thickness of PCB: 3 oz.
0.80
(.031)
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in
different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
3312 - CST0612 Current Sense Resistor
Model 2 mm SMD Trimming Potentiometer
Packaging Specifications
1.75 ± 0.10
(0.069 ± 0.004)
3.50 ± 0.05
(0.138 ± 0.002)
0.22 ± 0.05
(0.008 ± 0.002)
5°
1.50 +0.10/-0
DIA.
(0.059 +0.004/-0)
1.5
(0.059)
DIA. MIN.
8.00 ± 0.10
(0.315 ± 0.004)
3.40 ± 0.10
(0.134 ± 0.004)
1.04 ± 0.10
(0.041 ± 0.004)
3.60 ± 0.20
(0.142 ± 0.008)
4.00 ± 0.10
(0.157 ± 0.004)
2.0 ± 0.05
(0.079 ± 0.002)
8°
4.00 ± 0.05
(0.157 ± 0.002)
6.9 ± 0.2
(0.272 ± 0.008)
1.77 ± 0.10
(0.070 ± 0.004)
USER DIRECTION OF FEED
4,000 PIECES PER REEL
13.0 ± 1.0
(0.512 ± 0.039)
DIA.
178 ± 2.0
(7.008 ± 0.079)
DIA.
60.0 ± 1.0
(2.362 ± 0.039)
MIN.
DIA.
9.0 ± 1.0
(0.354 ± 0.039)
11.5 ± 1.0
(0.453 ± 0.039)
DIMENSIONS:
MM
(INCHES)
REV. 07/15
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
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