BOURNS 4306M-104

*R
oH
V SC
AV ER OM
AI SIO PL
LA N IA
BL S NT
E
431
–470M–1
01
3
LF
C11
27
Features
■ RoHS compliant* versions available (see
How to Order “Termination” option)
■ Medium profile offers increased power
handling
■ Compatible with automatic insertion
equipment
■ Superior package integrity
■ Now available with improved tolerance
to ±0.5 %
4300M Series - Thick Film Molded SIPs
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 %
Terminal Strength ......................±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
43 06 M - 101 - 222 __ __
Model
(43 = Molded SIP)
Number of Pins
Physical Configuration
(M = Thick Film Medium
Profile)
Electrical Configuration
• 101 = Bussed
• 102 = Isolated
• 104 = 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 104:
LF = Tin-plated (RoHS compliant version)
• ONLY electrical configuration 104:
L = Tin-plated (RoHS compliant version)
• Blank = Tin/Lead-plated
Consult factory for other available options.
Package Power Temp. Derating Curve
Product Dimensions
19.91
MAX.
(.784)
14.83
MAX.
(.584)
9.75
MAX.
(.384)
3.50
3.00
WATTS
Product Characteristics
Resistance Range
.................... 10 ohms to 10 megohms
Maximum Operating Voltage .........100 V
Temperature Coefficient of Resistance
50 Ω to 2.2 megohms.....±100 ppm/°C
below 50 Ω .....................±250 ppm/°C
above 2.2 megohms.......±250 ppm/°C
TCR Tracking.........................50 ppm/°C
maximum; equal values
Resistor Tolerance ............... See circuits
Operating Temperature
................................-55 °C to +125 °C
Insulation Resistance
................ 10,000 megohms minimum
Dielectric Withstanding Voltage
...........................................200 VRMS
Lead Solderability .....Meet requirements
of MIL-STD-202 Method 208
2.50
24.99
MAX.
(.984)
PIN #1 REF.
6.35
(.250)
MAX.
2.00
1.50
4310M
.407 + .102/ - .000
(.016 + .004/ - 000)
4308M
1.00
4306M
4304M
.50
0
25
70
125
AMBIENT TEMPERATURE ( ° C )
Package Power Rating at 70 °C
4304M.....................................0.60 watts
4306M.....................................0.90 watts
4308M.....................................1.20 watts
4310M.....................................1.50 watts
3.43 + .38/ - .25
(.135 + .015/ - .010)
1.02 .12
(.040 .005)
.483 .050
TYP.
(.020 .002)
2.54 .07
(.100 .003*)
TYP.
NON-ACCUM.
2.16 .10
(.085 .004)
1.02 .05
(.0425 .002)
.254 .050
(.010 .002)
Governing dimensions are in metric. Dimensions in parentheses
are inches and are approximate.
Typical Part Marking
Represents total content. Layout may
vary.
RoHS COMPLIANCY
INDICATOR
CIRCUIT
PART
NUMBER
4310M-101 LF
-473
CYYWW
PIN ONE
INDICATOR
*Terminal centerline to centerline measurements made at point of
emergence of the lead from the body.
RESISTANCE
CODE
DATE CODE
MANUFACTURER'S
TRADEMARK
COUNTRY OF MANUFACTURE
(C = COSTA RICA)
For Standard Values Used in
Capacitors, Inductors, and Resistors,
click here.
*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.
For information on specific applications,
download Bourns’ application notes:
■ DRAM Applications
■ Dual Terminator Resistor Networks
■ R/2R Ladder Networks
■ SCSI Applications
4300M Series - Thick Film Molded SIPs
Isolated Resistors (102 Circuit)
Model 4304M-102-RC (4 Pin)
Model 4306M-102-RC (6 Pin)
Model 4308M-102-RC (8 Pin)
Model 4310M-102-RC (10 Pin)
Bussed Resistors (101 Circuit)
Model 4304M-101-RC (4 Pin)
Model 4306M-101-RC (6 Pin)
Model 4308M-101-RC (8 Pin)
Model 4310M-101-RC (10 Pin)
4310
4310
4308
4308
4306
4306
4304
1
Dual Terminator (104 Circuit)
Model 4304M-104-R1/R2
Model 4306M-104-R1/R2
Model 4308M-104-R1/R2 (shown)
Model 4310M-104-R1/R2
R2
R2
R2
R2
R2
R2
R1
R1
R1
R1
R1
R1
4304
4
6
8
10
1
6
4
8
10
1
These models incorporate 3, 5, 7, or 9
thick-film resistors of equal value, each
connected between a common bus (pin
1) and a separate pin.
Resistance Tolerance
10 ohms to 49 ohms ................... ±1 ohm
50 ohms to 5 megohms ................ ±2 %*
Above 5 megohms..........................±5 %
Resistance Tolerance
10 ohms to 49 ohms ................... ±1 ohm
50 ohms to 5 megohms ................ ±2 %*
Above 5 megohms..........................±5 %
Power Rating per Resistor
At 70 °C .................................. 0.40 watt
Power Rating per Resistor
At 70 °C .................................. 0.25 watt
Power Temperature Derating Curve
Power Temperature Derating Curve
.60
.60
.50
.50
.40
.40
.30
.20
.10
.10
0
25
70
125
AMBIENT TEMPERATURE ( ° C )
Resistance Tolerance
Below 100 ohms ....................... ±2 ohms
100 ohms to 5 megohms .............. ±2 %*
Above 5 megohms..........................±5 %
Power Rating per Resistor
At 70 °C .................................. 0.25 watt
Power Temperature Derating Curve
.60
.30
.20
0
4308M-104 (shown above) is an 8-pin
configuration and terminates 6 lines.
Pins 1 and 8 are common for ground
and power, respectively. Twelve thickfilm resistors are paired in series
between the common lines (pins 1 and
8).
.50
.40
WATTS
WATTS
WATTS
These models incorporate 2, 3, 4 or 5
isolated thick-film resistors of equal
value, each connected between two
pins.
8
25
70
125
AMBIENT TEMPERATURE ( ° C )
.30
.20
.10
Popular Resistance Values (101, 102 Circuits)**
0
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
* Add “F” after resistance code for ±1 % tolerance available from 100 Ω through 1M Ω, or add “D”
after resistance code for ±0.5 % tolerance available from 100 Ω through 1M Ω.
Part number suffix examples: -103 = 10K Ω, ±2 %; -103F = 10K Ω, ±1 %; -103D = 10K Ω, ±0.5 %
** Non-standard values available, within resistance range.
25
70
125
AMBIENT TEMPERATURE ( ° C )
Popular Resistance Values (104 Circuit)**
Resistance
Ohms
R1
160
180
220
220
330
330
3,000
Code
R2
240
390
270
330
390
470
6,200
R1
161
181
221
221
331
331
302
R2
241
391
271
331
391
471
622
REV. 05/12
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.