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Thin Film Chip Resistors NTR Series
FEATURES
• PRECISE TOLERANCE AND TEMPERATURE COEFFICIENT
• EIA STANDARD CASE SIZES (0402 ~ 2512)
• LOW NOISE, THIN FILM (NiCr) CONSTRUCTION
• REFLOW SOLDERABLE (Pb FREE TERMINATION FINISH)
Type EIA
Size
Power Rating
at 70°C
Max.*1
Working
Voltage
Max.*2
Overload
Voltage
Resistance
Tolerance
(Code)
Temperature
Coef cient
(ppm/°C)
Resistance
Range
(Ω)
Reistance
Values
NTR04 0402 1/16 (0.063)W 25V 50V
±0.01% (T) ±5 100 ~ 2K
E-24 & E-96
±0.01% (T), ±0.05% (A), ±0.1% (B),
±0.25% (C), ±0.5% (D) ±10 50 ~ 15K
±0.01% (T), ±0.05% (A), ±25, ±50 10 ~ 50K
±0.1% (B), ±0.25% (C), ±0.5% (D), ±1% (F) ±25, ±50 10 ~ 100K
NTR06 0603 1/16 (0.063)W 50V 100V
±0.01% (T) ±5 100 ~ 4K
±0.01% (T), ±0.05% (A), ±0.1% (B),
±0.25% (C), ±0.5% (D) ±10 50 ~ 50K
±0.01% (T), ±0.05 (A) ±25 10 ~ 150K
±0.1% (B), ±0.25 (C), ±0.5 (D), ±1% (F) ±25 4.7 ~ 332K
±50 2.0 ~ 332K
NTR10 0805 1/10 (0.10) W 100V 200V
±0.01% (T) ±5 100 ~ 10K
±0.01% (T), ±0.05% (A), ±0.1% (B),
±0.25% (C), ±0.5% (D) ±10 50 ~ 100K
±0.01% (T), ±0.05 (A) ±25, ±50 10 ~ 500K
±0.1% (B), ±0.25 (C), ±0.5 (D), ±1% (F) ±25 4.7 ~ 1M
±50 1 ~ 1M
NTR12 1206 1/8 (0.125) W 150V 300V
±0.01% (T) ±5 100 ~15K
±0.01% (T), ±0.05% (A), ±0.1% (B),
±0.25% (C), ±0.5% (D) ±10 50 ~ 200K
±0.01% (T), ±0.05 (A) ±25, ±50 10 ~ 500K
±0.1% (B), ±0.25% (C), ±0.5% (D), ±1% (F) ±25 4.7 ~ 1M
±50 1.0 ~ 1M
NTR25 2010 1/4 (0.25) W 150V 300V
±0.01% (T) ±5 100 ~ 25K
±0.01% (T), ±0.05% (A), ±0.1% (B),
±0.25% (C), ±0.5% (D) ±10 50 ~ 200K
±0.01% (T) ±25, ±50 10 ~ 500K
±0.05% (A) ±25 4.7 ~ 500K
±50 10 ~ 500K
±0.1% (B),±0.25% (C), ±0.5% (D), ±1% (F) ±25 4.7 ~ 1M
±50 1.0 ~ 1M
NTR50 2512 1/2 (0.50) W 150V 300V
±0.01% (T) ±5 100 ~ 25K
±0.01% (T), ±0.05% (A), ±0.1% (B),
±0.25% (C), ±0.5% (D) ±10 50 ~ 200K
±0.01% (T), ±0.05 (A) ±25, ±50 10 ~ 500K
±0.1% (B),±0.25% (C), ±0.5% (D), ±1% (F) ±25 4.7 ~ 1M
±50 1.0 ~ 1M
RoHS
Compliant
*See Part Number System for Details
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Ω
Ω
Ω
Ω
Ω
Ω
Ω
Ω
ENVIRONMENTAL CHARACTERISTICS
Power rating (Watts) x Resistance (Ohms)
Note *1 - Maximum allowable continuous Working Voltage
for all resistors is the lower of the two values:
“Maximum Working Voltage” as specied above
or
TYPICAL NOISE CHARACTERISTICS
0 20 40 60 70 80 100 120 140
125
Percentage of Power Rating
100
80
60
40
30
20
Temperature °C
Power Derating Curve: For operation above 70°C, power rating
must be derated according to the following chart:
Resistance
Value (Ω)
Case Size
0603 0805 1206
1 ~ 9 -95dB -95dB -95dB
10 ~ 49 -85dB -85dB -85dB
50 ~ 99 -85dB -85dB -85dB
100 ~ 4.99K -100dB -100dB -105dB
5K ~ 19.9K -100dB -100dB -100dB
20K ~ 1M -90dB -100dB -100dB
Thin Film Chip Resistors NTR Series
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Thin Film Chip Resistors NTR Series
STANDARD E-24, E-96 VALUES AND 0603 RESISTANCE CODES
MULTIPLIER CODE
edoC A B C D E F G H X Y Z
reilpitluM 01
0
01
1
01
2
01
3
01
4
01
5
01
6
01
7
01
1-
01
2-
01
3-
1. No marking on 0402 case size.
2. Marking for 0603 case size:
E-24 values and E-96 Series - ± 1% (F), ± 0.5% (D), ± 0.25% (C). ± 0.1% (B) tolerances (Resistance code - see table on page 209):
Resistance Code
XX
CODING FORMULA
Multiplier Code
X
MARKING EXAMPLES
10Ω = 01X
7.5k Ω = 85B
150k Ω = 18D
1 MegΩ = 01E
Example: 10.2kΩ = 102 x 102 Ω = 02C
33.2 Ω = 332 x 10-1 = 51X
02 C
51 X
3. Marking for 0805, 1206, 2010 and 2512 case sizes:
E-24 and E-96 series - ±1%(F), ±0.5% (D), ±0.25%(C), ±0.1% (B) tolerances
4 DIGIT MARKING SYSTEM - First 3 digits are the signicant gures, the 4th digit is the mulitplier. "R"= decimal point.
Examples: 0R10 = 0.10 ohms, 1R00 = 1.0 ohms, 22R1=22.1 ohms, 3320= 332 ohms, 4751=4.75K ohms,
1132=11.3K ohms, 6493=649K ohms
PART NUMBERING SYSTEM
NTR 10 B 1003 C TR F
Pb-free/RoHS compliant
Tape & Reel Packaging
Temperature Coefcient Code:
S = ±5ppm, B = ±10ppm, N = ±15ppm, C = ±25ppm, D = ±50ppm
Resistance Code: First 3 digits are signicant gures (both E-24
and E-96 values), 4th digit is the multiplier, “R”
indicates a decimal point.
Tolerance Code: T = 0.01%, A = 0.05%, B = ± 0.1%, C = ± 0.25%, D = ± 0.5%, F = ± 1%
Power Rating Code
Series
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Thin Film Chip Resistors NTR Series
DIMENSIONS (mm)
TAPING SPECIFICATIONS
(1) Availability
100%Sn
Ni Barrier
NiCr Conductor Alumina Ceramic Substrate
NiCr Resistive
Element
Protective
Epoxy Coating