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详细说明:精密級圓柱貼片電阻[MMP]pdf,高精度,低温漂。多見使用於: 一般及醫療相關測試儀器,汽車儀表。rirstohm
MMP- Metal Film MELF
Precision resistor
Quality.Reliabilily
Cost-Down via Technology
e SINGLE SURGE PERFORMANCE
e SURGE POWER DERATING CURVE
MMP16. MMP204N MMP207, MMP52
0.C000
0.C00s
.001
rge Duration
SUp
Duration
ge OFF tirme
Notes:
SINGLE SURGE PERFORMANCE graph is good for NON REPETITIVE applications operating in an ambient temperature of 70 C or less
For temperatures above 70 C, the graph power must be derated further linearly down to zero at 125C
To determine applicable surge power in continuous-surge applications
I Identify allowable duration and pcak power Surge of singlc surge
2. Determine ratio of surge duration/surge OFF time in application
3. Calculate Papp ickle bac kwardly according to Y-axis of SU RGF POWFR DE RATING CURVe.
e PART NUMBER
Example: MMP52B2K61TKQTR2KO
MMP52B2K61
TKQ
TR2KO
Type
Tol
erance
Resistance
TCR
Packaging
B(0.1%)
2.61K
25ppm
c025%)
4-character code
3-character code
5-character code
D(0.5%
containing
3 significant digits
TKM=±5ppm
TR= Tape Reel
1 letter multiplier
TKN=±10ppm
TKP=±15p
(pieces per re
MULTIPLIER
TKQ=±25pp
MMP16/MMP204
R=1
TKR=±50ppm
3k0=3000
K=1
6K0=6000
M=10°
10K=10000
G=10
MMP207/MMP52
2K0=2.000
6K0=6000
10K=10,00
Listed values may not be applicable across product types or to all resistance values. Please check with us before placing order
本 upon request
83
www.firstohm.com.tw
Revision: 30-SEP-2014
generalefirstohm.com.tw
Publication: 30-SEP-2014
rirstohm
MMP- Metal Film MELF
Precision resistor
Quality.Reliabilily
Cost-Down via Technology
e PERFORMANCE SPECIFICATIONS
Characteristics
Test Conditions
Limits
Short Time Overload
Ec60115-14.13
5 seconds 2. 5x rated voltage(not over max overload voltage
±025%
109to<1K9|+0.2%
Load Life
Ec60115-14.25.1
Rated load 1,000 hrs with 1.5 hours ON, 0.5 hours OFF, at(70=2).C
10K2to332Kg±025%
>332K
±0.5%
Load Life In Humidity
Ec60115-14.24
56 days rated load at(40_2)'C and 93_3 relative humidity
+10%
10Q to 332Kg
13.0%
Ec60115-14.39
Periodic Electric Overload 3. 9x rated voltage (not over max overload voltage) with 0. 1s ON, 2.5S OFF
05%
for 1, 000 cycles
Ec60115-14.18.
Resistance To Soldering Heat Dip the resistor into a solder bath measured (260+5)'C and hold it for a
±05
10⊥1 seconds
Ec60115-14.253
85°C
±025%
Thermal Endurance
1,000 hours without load
125°C
±0.5%
Ec60115-14.19
5 cycles
±0.25%
Thermal shock
55C 30minutes. +125"C 30minutes
1,000 cycles±1.5%
Single pulse high voltage
lEC 60115-1 4.27 Severity no 4
overload
10 pulses of 10/700us at 10x rated voltage(not over max overload voltage
±05%
with interval of 60 sec
EG60115-14.38
Electrostatic discharge
3 positive&3 negative discharges with 2KV for MMP16& MMP204 or 4KV
士
Human body model
for MMP207& MmMP52(For continuous surge application please see Surge
Perfcrmance paragraph
Ec60115-1423
4.23. -dry heat: 16 hours 125C
4.23.- damp heat: 24 hours 55C with 95% relat ve humidity
Climatic test
4.23.- cold: 2 hours-55C
±10%
4.23.5-negative air pressure: 2 hour 8. 5KPa at(25+10)C
4.236-damp heat cyclic: 5 days 55 C with 95% re ative humidity
4.23.7-DC load: rated voltage at-55 C and 125C each 1 M
Solderability
Ec60115-14.172
Solder area covered after(235±3)°C/2±0.2) seconds with flux applied
>95
Ec60115-14.22
ibration
Six hours in each parallel and axial direction with a simple harmonic motion
±1.0%
having an amplitude of 1.52mm and 10 to 2, 000 Hz.
Ec60115-1433
Bending test
L0.25%
Pressing depth 2mm, 3 times
Flammability
Ec60115-1435
test 10
No burning after 30s
Revision 30-SEP-201 4
www.firstohmcom.tw
alofirstoh
84
Publ
30-SFP-2014
rirstohm
MMP- Metal Film MELF
Precision resistor
K010ypam14190
R
e SUGGESTED PAD LAYOUT
W
Pad width
Type
Soldering mode
Pad Length
Pad Spacing
(L, mm, Min
(P,mm)
(, mm, Min.
MMF16
Reflow
10
2.0±.2
16
MMP204
Wave
2.0±C2
1.6
MMP207
Reflow
3.0+23
MMF52
Wave
25
3.0+2.3
3.0
For better heat dissipation /lower heat resistance, increase W&L.
e COVER TAPE PEELING SPECIFICATION
Recommended peeling force: 50+5gf
165°~180°
Cover Tape
Carrier
=二2
ape
85www.firstohm.com.tw
Revision: 30-SEP-2014
generalefirstohm.com.tw
Publication: 30-SEP-2014
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