Features
■ Compliant with AEC-Q200 Rev-C- Stress
Test Qualifi cation for Passive Components
in Automotive Applications
■ Operating temperature range up to 125 °C
■ Low thermal derating factor
■ Higher hold currents at elevated
temperature
■ Choice of operating currents
■ RoHS compliant* and Pb free
■ Resettable fault protection of general
electronic equipment
MF-RHT Series - PTC Resettable Fuses
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifi cations are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications
and actual device performance may vary over time.
Users should verify actual device performance in their specifi c applications.
Electrical Characteristics
Model V max.
Volts
I max.
Amps
Ihold Itrip Resistance Max. Time
To Trip
Tripped
Power
Dissipation
Amperes
at 23 °C
Ohms
at 23 °C
Amperes
at 23 °C
Seconds
at 23 °C
Watts
at 23 °C
Hold Trip RMin. R1Max.
(Post Trip) Max. Typ.
MF-RHT070 16 40 0.7 1.4 0.3 0.8 3.5 4.0 1.4
MF-RHT200 16 100 2.0 3.8 0.045 0.110 12.5 3.0 1.4
MF-RHT450 16 100 4.5 7.8 0.022 0.054 22.5 3.0 3.6
MF-RHT650 16 100 6.5 12.0 0.011 0.026 32.5 5.5 4.3
MF-RHT750 16 100 7.5 13.1 0.0094 0.022 37.5 7.0 4.5
MF-RHT1300 16 100 13.0 24.0 0.0041 0.010 60.0 13.0 6.9
Environmental Characteristics
Operating Temperature ......................................... -40 °C to +125 °C
Storage Temperature ............................................ -40 °C to +85 °C
Passive Aging ....................................................... +85 °C, 1000 hours ............................................... ±15 % typical resistance change
Humidity Aging...................................................... +85 °C, 85 % R.H. 1000 hours ............................. ±15 % typical resistance change
Thermal Shock ..................................................... MIL-STD-202, Method 107, .................................. ±10 % typical resistance change
+125 °C to -40 °C,10 cycles
Vibration ............................................................... MIL-STD-883C, Method 2007.1, Condition A ....... No change
Test Procedures And Requirements For Model MF-RHT Series
Test Test Conditions Accept/Reject Criteria
Visual/Mech. ......................................................... Verify dimensions and materials ........................... Per MF physical description
Resistance ............................................................ In still air @ 23 °C ................................................. Rmin ≤ R ≤ R1max
Time to Trip ........................................................... At specifi ed current, Vmax, 23 °C ......................... T ≤ max. time to trip (seconds)
Hold Current ......................................................... 30 min. at Ihold ..................................................... No trip
Trip Cycle Life ....................................................... Vmax, Imax, 100 cycles ........................................ No arcing or burning
Trip Endurance ..................................................... Vmax, 48 hours ..................................................... No arcing or burning
Solderability .......................................................... MIL-STD-202, Method 208 ................................... 95 % min. coverage
Thermal Derating Chart - Ihold (Amps)
Model Ambient Operating Temperature
-40 °C -20 °C0 °C 23 °C 40 °C 50 °C 60 °C 70 °C 85 °C 125 °C
MF-RHT070 0.95 0.87 0.79 0.7 0.62 0.56 0.51 0.47 0.39 0.17
MF-RHT200 2.71 2.49 2.26 2.00 1.77 1.60 1.46 1.34 1.11 0.49
MF-RHT450 6.1 5.6 5.1 4.5 4.0 3.6 3.3 3.0 2.5 1.1
MF-RHT650 8.8 8.1 7.4 6.5 5.7 5.3 4.8 4.3 3.6 1.6
MF-RHT750 10.2 9.4 8.6 7.5 6.6 6.1 5.6 5.0 4.1 1.9
MF-RHT1300 17.7 16.3 14.8 13.0 11.4 10.5 9.6 8.6 7.2 3.3
*RoHS COMPLIANT
AEC APPROVED (Select Models)
RH750
4180S
How to Order
MF - RHT 750 - __
Multifuse® Product
Designator
Series
RHT = High Temperature
Radial Leaded Component
Hold Current, Ihold
070 - 1300 (0.70 - 13.00 Amps)
Packaging Options
- = Bulk Packaging
- 2 = Tape and Reel*
- AP = Ammo-Pak*
*Packaged per EIA 486-B
Specifi cations are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specifi c applications.
MF-RHT Series - PTC Resettable Fuses
Product Dimensions
DIMENSIONS: MM
(INCHES)
Model A B C D E F Physical Characteristics
Max. Max. Nom. Tol. ± Min. Max. Nom. Style Material
MF-RHT070 6.86
(0.27)
10.8
(0.425)
5.1
(0.201)
0.7
(0.028)
7.6
(0.30)
3.0
(0.12)
0.51
(0.020) 1 Sn/CuFe
MF-RHT200 9.4
(0.37)
14.0
(0.55)
5.1
(0.201)
0.7
(0.028)
7.6
(0.30)
3.0
(0.12)
0.51
(0.020) 3 Sn/Cu
MF-RHT450 10.4
(0.41)
15.6
(0.61)
5.1
(0.201)
0.7
(0.028)
7.6
(0.30)
3.0
(0.12)
0.81
(0.032) 2 Sn/Cu
MF-RHT650 12.7
(0.50)
22.2
(0.88)
5.1
(0.201)
0.7
(0.028)
7.6
(0.30)
3.0
(0.12)
0.81
(0.032) 2 Sn/Cu
MF-RHT750 14.0
(0.55)
23.5
(0.93)
5.1
(0.201)
0.7
(0.028)
7.6
(0.30)
3.0
(0.12)
0.81
(0.032) 2 Sn/Cu
MF-RHT1300 23.5
(0.925)
28.7
(1.17)
10.2
(0.402)
0.7
(0.028)
7.6
(0.30)
3.6
(0.14)
1.0
(0.040) 2 Sn/Cu
Packaging:
BULK: 500 pcs. per bag
TAPE & REEL: MF-RHT070 ~ MF-RHT200 = 3000 pcs. per reel; MF-RHT450 ~ MF-RHT650 = 1500 pcs. per reel;
MF-RHT750 ~ MF-RHT1300 = 1000 pcs. per reel
AMMO-PACK: MF-RHT070 ~ MF-RHT200 = 2000 pcs. per pack; MF-RHT450 ~ MF-RHT750 = 1000 pcs. per pack;
MF-RHT1300 = 500 pcs. per pack
MF-RHT SERIES, REV. F, 06/13
Typical Time to Trip at 23 ˚C
Typical Part Marking
Represents total content. Layout may vary.
0.51 (24AWG)
0.81 (20AWG)
1.0 (18AWG)
Applications
■ Protection of automotive circuitry including engine control modules
■ Overcurrent surge protection of electronic equipment required to operate at high operating temperature ranges
■ Resettable fault protection of general electronic equipment
AE
B
D
C
E
Style 2
B
D
A
CF
Style 1
F F
AE
B
D
C
Style 3
RH750
4180S
MANUFACTURER'S
TRADEMARK
PART
IDENTIFICATION
COUNTRY OF
MANUFACTURE
(S = CHINA)
DATE CODE
(FIRST DIGIT =
LAST DIGIT OF YEAR;
NEXT THREE DIGITS =
DAY OF YEAR)
EXAMPLE: 4180 = 2004 DAY 180
0.01
0.1
1
10
100
1 10 100
Fault Current (Amps)
Time to Trip (Seconds)
MF-RHT070 MF-RHT200 MF-RHT450 MF-RHT1300
MF-RHT650
MF-RHT750
The Time to Trip curves represent
typical performance of a device in
a simulated application environment.
Actual performance in specifi c
customer applications may differ
from these values due to the
infl uence of other variables.
IEC EIA Dimensions
Dimension Description Mark Mark Dimensions Tolerance
Carrier tape width W W 18 -0.5/+1.0
(.709) (-0.02/+.039)
Hold down tape width W0 W4 11
min.
(.433)
Hold down tape No protrusion
Top distance between tape edges W2 W
6 3
max.
(.118)
Sprocket hole position W1 W
5 9 -0.5/+0.75
(.354) (-0.02/+0.03)
Sprocket hole diameter D0 D
0 4 ±0.2
(.157) (±.0078)
Abscissa to plane (straight lead) H H 18.5 ±3.0
(.728) (±.118)
Abscissa to plane (kinked lead) H0 H
0 16 ±0.5
(.63) (±.02)
Abscissa to top: MF-RHT070 ~ MF-RHT450 H1 H
1 32.2
max.
(1.268)
Abscissa to top: MF-RHT650 ~ MF-RHT1300 H1 H
1 45.0
max.
(1.837)
Overall width w/lead protrusion: MF-RHT070 ~ MF-RHT450 C1 42.5
max.
(1.673)
Overall width w/lead protrusion: MF-RHT650 ~ MF-RHT1300 C1 55.0
max.
(2.165)
Overall width w/o lead protrusion: MF-RHT070 ~ MF-RHT450 C2 42.5
max.
(1.673)
Overall width w/o lead protrusion: MF-RHT650 ~ MF-RHT1300 C2 54.0
max.
(2.126)
Lead protrusion I1 L
1 1.0
max.
(.039)
Protrusion of cutout L L 11
max.
(.433)
Protrusion beyond hold-down tape I2 I
2 Not specifi ed
Sprocket hole pitch P0 P
0 12.7 ±0.3
(0.5) (±.012)
Pitch tolerance 20 consecutive ±1
(±.039)
Device pitch: MF-RHT070 ~ MF-RHT450 12.7 ±0.3
(0.5) (±.012)
Device pitch: MF-RHT650 ~ MF-RHT1300 25.4 ±0.6
(1.0) (±.024)
Tape thickness t t 0.9
max.
(.035)
Tape thickness with splice: MF-RHT070 t1 1.5
max.
(.059)
Tape thickness with splice: MF-RHT450 ~ MF-RHT1300 t1 2.3
max.
(.091)
Splice sprocket hole alignment 4.0 ±0.2
(.157) (±.008)
Body lateral deviation Δh Δh 0
±1
(±.039)
Body tape plane deviation Δp Δp 0
±0.3
(±.012)
Ordinate to adjacent component lead P1 P1 3.81 ±0.07
(.015) (±.028)
MF-RHT Series Tape and Reel Specifi cations
Specifi cations are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specifi c applications.
Devices taped using EIA468–B/IEC60286-2 standards. See table below and Figures 1 and 2 for details.
DIMENSIONS: MM
(INCHES)
t
User direction of feed
Cross section A - B
pp
H
H1
Reference plane
W0
H0W1
W
AB
F
D0
P0
I1
I2
L
H1
P1
h
h
IEC EIA Dimensions
Dimension Description Mark Mark Dimensions Tolerance
Lead spacing: MF-RHT070 ~ MF-RHT750 F F 5.08 -0.2/+0.8
(0.2) (-0.006/+0.031)
Lead spacing: MF-RHT1300 F F 10.2 -0.2/+0.8
(0.402) (-0.006/+0.031)
Reel width: MF-RHT070 ~ MF-RHT450 w W2 56
max.
(2.20)
Reel width: MF-RHT650 ~ MF-RHT1300 w W2 63.5
max.
(2.50)
Reel diameter d a 370.0
max.
(14.57)
Space between fl anges less device 4.75 ±3.25
W1 h (.187) (±.128)
Arbor hole diameter f c 26.0 ±12.0
(1.02) (±.472)
Core diameter h n 80.0
max.
(3.15)
Box 62 355 345
(2.44) (14.0) (13.6)
Consecutive missing places 3 max.
Empty places per reel Not specifi ed
MF-RHT Series Tape and Reel Specifi cations
Specifi cations are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specifi c applications.
Taped Component Dimensions - Figure 1
Reel Dimensions - Figure 2
DIMENSIONS: MM
(INCHES)
h
w
h
f
d
Reel
Upper side
Tape
Lower side
User
direction
of
feed
