Document No. 008-0338-0 Page 1 - 2 Rev. A
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Series 73Ux
Ultra High Resistance Chip Resistors
FEATURES
• Ultra High Resistance [≤ 100GΩ]
• Suitable for Use in High Input Impedance Quartz Amplifiers,
Low Temperature Sensing Applications and Testing Devices
• Good Electrical Characteristics
• Surface Mount Package
• Nickel Barrier Solder-Coated Pads [e3]
• Reflow capable per JEDEC J-STD-020, 260°C maximum
• Tape and Reel Packaging
• RoHS Compliant in Accordance with EU Directive 2005/95/EC
- Lead-Free Termination Finish
- Exemption 5 for Pb in glass material and resistor elements
ORDERING INFORMATION
Notes:
1. No dashes or spaces to appear in part number.
2. Example Part Numbers:
73U3109H [0805 pkg., 10 Giga Ohms, ±50]
73U3477K [0805 pkg., 470 Mega Ohms, ±10%]
RESISTOR CODE
Ex.
336 = 33 Me
g
a Ohms
109 = 10 Giga Ohms
K = ±10%
M = ±20%
N = ±30%
H = ±50%
3-Di
g
it Resistor Code
First two di
g
its are si
g
nificant
Last digit represents number of trailing zeros
3 = 0805
TOLERANCE
73U
PACKAGE CODE
STANDARD RESISTOR VALUES [Based on EIA E6 Sequence]
Resistor
Value
Resistor
Code
Resistor
Value
Resistor
Code
Resistor
Value
Resistor
Code
Resistor
Value
Resistor
Code
33 MΩ336 330 MΩ337 3.3 GΩ338 33 GΩ339
47 MΩ476 470 MΩ477 4.7 GΩ478 47 GΩ479
68 MΩ686 680 MΩ687 6.8 GΩ688 68 GΩ689
100 MΩ107 1.0 GΩ108 10 GΩ109 100 GΩ10A
150 MΩ157 1.5 GΩ158 15 GΩ159
220 MΩ227 2.2 GΩ228 22 GΩ229
Contact your local CTS Representative or CTS Customer Service for availability.
Not all performance combinations and resistor values may be available.
Document No. 008-0338-0 Page 2 - 2 Rev. A
Series 73Ux
Ultra High Resistance Chip Resistor
ELECTRICAL CHARACTERISTICS
Type
Packa
g
e
Code
[Inch (mm)]
Tolerance
(%)
Resistance E-6
(Ω)
T
.C.R
+25°C - +125°C
(ppm/°C)
V
.C.R
5V-15V
(%/V)
Maximum
Working
V
olta
g
e
(
V
)
Maximum
Overload
V
olta
g
e
(
V
)
33M - 68M 0 to -500 0 to -0.1
100M - 680M 0 to -1000 0 to -0.5
1G - 100G 0 to -3500 0 to -2.5
73U3 1500805 (2012)
K: ± 10
M: ± 20
N : ± 30
H : ± 50
15
MECHANICAL SPECIFICATION
PACKAGE DRAWING
Dimensions
(mm) cd
+0.20 +0.20 +0.15
-0.10 -0.10 -0.05
73U3 2.00 1.25 0.40 ± 0.20
LW t
0.40 ± 0.20 0.50
PACKAGING INFORMATION
PAPER TAPE [mm]
Type A B t
73U3 1.65 ±0.20 2.40 ±0.20 0.80 ±0.20
REEL
Type Packa
g
e Code
[Inch (mm)]
Quantity
Per Reel
(mm)
5,000 11.4 ±1.173U3 0805 (2012)
MARKING
No part marking.
t
dd
L
W
c
c
RECOMMENDED LAND PATTERN
A
C
B
ABC
73U3 1.203.201.25
Type
Dimensions
(mm)