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4818P Datasheet(PDF) 1 Page - Bourns Electronic Solutions

Part # 4818P
Description  Thick Film Surface Mounted Medium Body Tape and reel packaging standard
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Manufacturer  BOURNS [Bourns Electronic Solutions]
Direct Link  http://www.bourns.com
Logo BOURNS - Bourns Electronic Solutions

4818P Datasheet(HTML) 1 Page - Bourns Electronic Solutions

  4818P Datasheet HTML 1Page - Bourns Electronic Solutions 4818P Datasheet HTML 2Page - Bourns Electronic Solutions  
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Features
RoHS compliant* (see How to Order
“Termination” option)
Standard E.I.A. package compatible with
automatic placement equipment
Tape and reel packaging standard
Custom circuits are available
Compliant leads to reduce solder joint
fatiguing
Standard electrical schematics: isolated,
bussed, dual terminator
Now available with improved tolerance to
±0.5 %
4800P Series - Thick Film Surface Mounted Medium Body
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Product Characteristics
Resistance Range
................... 10 ohms to 2.2 megohms
Maximum Operating Voltage ...........50 V
Temperature Coefficient of Resistance
50
Ω and above..............±100 ppm/°C
below 50
Ω.....................±250 ppm/°C
TCR Tracking
(for equal values within a package)
.....50 ppm/°C max. for values > 50
Ω;
.............100 ppm/°C for values
≤ 50 Ω
Operating Temperature
................................-55 °C to +125 °C
Insulation Resistance
........................ 10,000 megohms min.
Dielectric Withstanding Voltage
...........................................200 VRMS
Lead Solderability ..... Meet requirements
of MIL-STD-202 Method 208
Environmental Characteristics
TESTS PER MIL-STD-202 ...... ∆R MAX.
Short Time Overload..................±0.25 %
Load Life....................................±1.00 %
Moisture Resistance ..................±0.50 %
Resistance to Soldering Heat ....±0.25 %
Thermal Shock ..........................±0.25 %
Physical Characteristics
Flammability ........ Conforms to UL94V-0
Lead Frame Material
.........................Copper, solder coated
Body Material................... Thermoplastic
Package Power Temp. Derating Curve
How To Order
48 16 P - 1 - 103 __ __
Model
(48 = SOM Pkg.)
Number of Pins
Electrical Configuration
• 1 or 4 = Isolated*
• 2 = Bussed*
• 3 = Dual Terminator*
Resistance Code
• First 2 digits are significant
• Third digit represents the
number of zeros to follow.
Resistance Tolerance
• Blank = ±2 % (see “Resistance Tolerance”
on next page for resistance range)
• F = ±1 % (100 ohms - 1 megohm)
• D = ±0.5 % (100 ohms - 1 megohm)
Terminations
• All electrical configurations EXCEPT T03:
LF = RoHS compliant
• ONLY electrical configuration T03:
L = RoHS compliant
• Blank = Tin/Lead-plated
*For tube packaging, use T01, T02, T03 or T04.
Consult factory for other available options.
Product Dimensions
Typical Part Marking
Represents total content. Layout may
vary.
For Standard Values Used in
Capacitors, Inductors, and Resistors,
click here.
Package Power Rating at 70 °C
4814P .....................................1.12 watts
4816P .....................................1.28 watts
4818P .....................................1.44 watts
4820P .....................................1.60 watts
Recommended Land Pattern
AMBIENT TEMPERATURE ( C )
°
0
70
125
1.6
1.4
1.2
1.0
.8
.6
.4
.2
25
4814P
4816P
4818P
4820P
2-682
4816P LF
CYYWW
RoHS COMPLIANCY
INDICATOR
PART
NUMBER
CIRCUIT
RESISTANCE CODE
PIN ONE
INDICATOR
MANUFACTURER'S
TRADEMARK
COUNTRY OF MANUFACTURE
(C = COSTA RICA)
DATE CODE
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
SOM-14
SOM-16
SOM-18
SOM-20
NOTE: Land pattern dimensions are based on
design rules established by the Institute for Inter-
connecting and Packaging Electronic Circuits in
IPC-SM-782.
TYP.
1.27
(.050)
8.26
(.325)
9.53
(.375)
10.80
(.425)
12.07
(.475)
4.9
(.193)
8.9
(.350)
TYP.
2.0
(.079)
TYP.
.63
(.025)
5.59
± .12
(.220
± .005)
7.62
± .25
(.300
± .010)
.432
± .076
(.017
± .003)
9.91
± .12
(.390
± .005)
12.45
± .12
(.490
± .005)
11.18
± .12
(.440
± .005)
13.72
± .12
(.540
± .005)
.13 + .12/ - .00
(.005 + .005/ - .000)
2.03
± .12
(.080
± .005)
.611
± .101
(.024
± .004)
R = .008" TYP.
8
° MAX.
Lead coplanarity .102mm (.004 inch) max. at mounting surface.
Governing dimensions are in metric. Dimensions in parentheses
are inches and are approximate.
*Terminal centerline to centerline measurements made at point of
emergence of the lead from the body.
TYP.
1.27
± .076
(.050
± .003*)
TYP.
.305 + .000/ - .101
(.012 + .000/ - .004)


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