Features
s
s
s
s
s
s
Standard E.I.A. package compatible with
automatic placement equipment
Tape and reel packaging standard
Marking on contrasting background for
permanent identification
Compliant leads to reduce solder joint
fatiguing
Standard electrical schematics: isolated,
bussed, dual terminator
Custom circuits are available
4800P Series - Thick Film Surface Mounted Medium Body
Product Characteristics
Resistance Range
.....................10 ohms to 2.2 megohms
Maximum Operating Voltage.............50V
Temperature Coefficient of Resistance
50Ω and above.................±100ppm/°C
below 50Ω ........................±250ppm/°C
TCR Tracking
...............50ppm/°C max.; equal values
100ppm/°C 50W and above
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 ..................Novolac epoxy
How To Order
Package Power Temp. Derating Curve
1.6
1.4
WATTS
1.2
1.0
.8
.6
.4
.2
0
25
70
125
AMBIENT TEMPERATURE (
°
C )
4820P
4818P
4816P
4814P
Product Dimensions
5.59
±
.12
(.220
±
.005)
7.62
±
.25
(.300
±
.010)
.432
±
.076
TYP.
(.017
±
.003)
12.45
±
.12
(.490
±
.005)
9.91
±
.12
(.390
±
.005)
13.72
±
.12
(.540
±
.005)
11.18
±
.12
(.440
±
.005)
Package Power Rating at 70°C
4814P......................................1.12 watts
4816P......................................1.28 watts
4818P......................................1.44 watts
4820P......................................1.60 watts
Typical Part Marking
PART NUMBER
RESISTANCE
CODE
PIN ONE
INDICATOR
4816P-1
-330
YYWW
.13 + .12/ - .00
(.005 + .005/ - .000)
2.03
±
.12
(.080
±
.005)
1.27
±
.076
TYP.
(.050
±
.003*)
R = .008" TYP.
8° MAX.
.611
±
.101
(.024
±
.004)
.305 + .000/ - .101
(.012 + .000/ - .004)
CIRCUIT
DATE CODE
MANUFACTURER'S
TRADEMARK
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.
Recommended Land Pattern
2.0
TYP.
(.079)
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
1.27
TYP.
(.050)
48 16 P - 1 - 103
.63
TYP.
(.025)
SOM-14
8.26 SOM-16 SOM-18
9.53
(.325)
10.80 SOM-20
(.375)
(.425) 12.07
(.475)
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.
*For tube packaging, use T01, T02, T03 or T04.
Consult factory for other available options.
8.9
(.350)
4.9
(.193)
NOTE: Land pattern dimensions are based on
design rules established by the Institute for Inter-
connecting and Packaging Electronic Circuits in
IPC-SM-782.
Specifications are subject to change without notice.
For information on specific applications,
download Bourns’ application notes:
DRAM Applications
Dual Terminator Resistor Networks
R/2R Ladder Networks
SCSI Applications
4800P Series - Thick Film Surface Mounted Medium Body
Isolated Resistors (1 And 4 Circuits)
Model 4814P-1
Model 4816P-1 (Shown)
Model 4818P-1
Model 4820P-1
16
15
14
13
12
11
10
9
Bussed Resistors (2 Circuit)
Model 4814P-2
Model 4816P-2 (Shown)
Model 4818P-2
Model 4820P-2
16
15
14
13
12
11
10
9
Dual Terminator (3 Circuit)
Model 4814P-3
Model 4816P-3 (Shown)
Model 4818P-3
Model 4820P-3
16
R1
R1
R2
R2
R1
R2
1
R2
R1
R2
R1
R2
R1
R2
R1
R2
R1
R2
R1
R2
R1
R2
8
R1
R2
R1
R1
R2
9
R1
R2
R3
R4
R5
R6
R7
R8
R15
R14
R13
R12
R11
R10
R9
1
2
3
4
5
6
7
8
R1
R2
R3
R4
R5
R6
R7
R8
Model 4816P-4 (Shown)
Model 4820P-4
13
16
16
15
15
14
14
13
R8
R7
12
12
11
11
R6
10
10
R5
R1
R2
1
9
9
2
3
4
5
6
7
8
R1
1
2
3
R2
4
5
R3
6
7
R4
8
Resistance Tolerance
10 ohms to 49 ohms ...................±1 ohm
50 ohms to 2.2 megohms ..............±2%*
Power Rating per Resistor
2 Circuit at 70°C ....................0.080 watt
Resistance Tolerance
Below 100 ohms ......................±2 ohms
100 ohms to 2.2 megohms ............±2%*
Power Rating per Resistor
3 Circuit at 70°C ....................0.080 watt
Resistance Tolerance
10 ohms to 49 ohms ...................±1 ohm
50 ohms to 2.2 megohms...............±2%*
Power Rating per Resistor
1 Circuit at 70°C ....................0.160 watt
4 Circuit at 70°C ....................0.160 watt
Resistor Power Temp. Derating Curve
.225
.200
.175
WATTS
.150
.125
.100
.075
.050
.025
0
25
70
125
AMBIENT TEMPERATURE (¡C)
Resistor Power Temp. Derating Curve
.225
.200
.175
WATTS
.150
.125
.100
.075
.050
.025
0
25
70
125
AMBIENT TEMPERATURE (
°
C )
Resistor Power Temp. Derating Curve
.225
.200
.175
WATTS
.150
.125
.100
.075
.050
.025
0
25
70
125
AMBIENT TEMPERATURE (
°
C )
Popular Resistance Values
(1, 4, And 2 Circuits)
**
Ohms
10
22
27
33
39
47
56
68
82
100
120
150
Code
100
220
270
330
390
470
560
680
820
101
121
151
Ohms
180
220
270
330
390
470
560
680
820
1,000
1,200
1,500
Code
181
221
271
331
391
471
561
681
821
102
122
152
Ohms
1,800
2,000
2,200
2,700
3,300
3,900
4,700
5,600
6,800
8,200
10,000
12,000
Code
182
202
222
272
332
392
472
562
682
822
103
123
Ohms
15,000
18,000
20,000
22,000
27,000
33,000
39,000
47,000
56,000
68,000
82,000
100,000
Code
153
183
203
223
273
333
393
473
563
683
823
104
Ohms
120,000
150,000
180,000
220,000
270,000
330,000
390,000
470,000
560,000
680,000
820,000
1,000,000
Code
124
154
184
224
274
334
394
474
564
684
824
105
Popular Resistance Values
(3 Circuit)
**
Resistance
(Ohms)
R
1
160
180
220
220
330
330
3,000
R
2
240
390
270
330
390
470
6,200
R
1
161
181
221
221
331
331
302
Code
R
2
241
391
271
331
391
471
622
* ±1% TOLERANCE IS AVAILABLE BY ADDING SUFFIX CODE “F” AFTER THE RESISTANCE CODE.
**NON-STANDARD VALUES AVAILABLE, WITHIN RESISTANCE RANGE.
REV. 09/02
Specifications are subject to change without notice.
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