# FUSE, PCB, 1A, 125V, SLOW BLOW
**URL**: https://novapart.co/products/0473001.MRT1L/fuse-pcb-1a-125v-slow-blow
**SKU**: 0473001.MRT1L
**Manufacturer**: LITTELFUSE
**Category**: Circuit Protection || Fuses & Fuse Accessories || Fuses || PCB Fuses
**Price**: €1.3000
**Stock**: 10+
**Lead Time**: 131 days (indicative)
## Description
Fuse Current:1A; Voltage Rating VAC:125V; Product Range:PICO II Slo-Blo 473 Series; Voltage Rating VDC:125V; Blow Characteristic:Slow Blow; Fuse Case Style:Axial Leaded 53K9086
## Specifications
| Parameter | Value |
|---|---|
| Product Range | PICO II Slo-Blo 473 Series |
| Voltage Rating Vac | 125VAC |
| Voltage Rating Vdc | 125VDC |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:1154566/)
**Axial Lead & Cartridge Fuses** PICO[®] ll > Slo-Blo[®] > 473 Series
## 473 Series, PICO[®] II, Slo-Blo[®] Fu ~~se~~
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PS
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## ~~**Description**~~
The PICO[®] II Slo-Blo[®] Fuse combines time-delay performance characteristics with the proven reliability of a PICO[®] Fuse.
## ~~**Features**~~
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Agency Approvals
Lo
Agency Agency File Number Ampere Range
E10480 375mA - 7A
Al
LR 29862 375mA - 7A
@.
PSE JET 1896-31007-1001 1A - 5A
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Additional Information
Datasheet Resources Samples
**----- End of picture text -----**
- RoHS compliant
- Enhanced inrush withstand
- Wide operating temperature range
- Small size
- Wide range of current • Low temperature ratings (375mA - 7A) de-rating)
- ~~**Applications**~~
- ~~Lo~~
- Flat–panel Display TV • Medical equipment
- LCD monitor • Industrial equipment
- Lighting system
|~~**Electrical Characteristics**~~
~~Lo~~|~~**Electrical Characteristics**~~
~~Lo~~|
|---|---|
|% of Ampere
Rating|Opening Time|
|100%|4 Hours,**Min.**|
|200%|1 Sec.,**Min.**; 60 Sec.,**Max.**|
|300%|0.2 Sec.,**Min.**; 3 Sec.,**Max.**|
800% 0.02 Sec., **Min.** ; 0.1 Sec., **Max.**
## ~~**Electrical Characteristics** LO~~
|Ampere
Rating
(A)
Amp
Code
max
Voltage
Rating
(V)
Interrupting
Rating
Nominal Cold
Resistance
(Ohms)
Nominal
melting
I2t (A2sec)
Nom
Voltage Drop
(mV)
AgencyApprovals
**PS**
**E**
0.375
.375
125
50 amperes at 125 VDC/
VAC
1.7400
0.085
0.840
X
X
0.500
.500
125
1.1300
0.210
0.775
X
X
0.750
.750
125
0.4600
0.760
0.429
X
X
1.00
001.
125
0.3000
2.010
0.353
X
X
X
1.50
01.5
125
0.1160
3.940
0.208
X
X
X
2.00
002.
125
0.0712
7.600
0.180
X
X
X
2.25
2.25
125
0.0630
9.280
0.164
X
X
X
2.50
02.5
125
0.0520
13.00
0.153
X
X
X
3.00
003.
125
0.0380
21.00
0.140
X
X
X
3.50
03.5
125
0.0240
26.80
0.094
X
X
X
4.00
004.
125
0.0194
35.00
0.086
X
X
X
5.00
005.
125
0.0133
54.80
0.074
X
X
X
7.00
007.
125
0.0092
105.00
0.070
X
X
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~~ee ee~~|Ampere
Rating
(A)
Amp
Code
max
Voltage
Rating
(V)
Interrupting
Rating
Nominal Cold
Resistance
(Ohms)
Nominal
melting
I2t (A2sec)
Nom
Voltage Drop
(mV)
AgencyApprovals
**PS**
**E**
0.375
.375
125
50 amperes at 125 VDC/
VAC
1.7400
0.085
0.840
X
X
0.500
.500
125
1.1300
0.210
0.775
X
X
0.750
.750
125
0.4600
0.760
0.429
X
X
1.00
001.
125
0.3000
2.010
0.353
X
X
X
1.50
01.5
125
0.1160
3.940
0.208
X
X
X
2.00
002.
125
0.0712
7.600
0.180
X
X
X
2.25
2.25
125
0.0630
9.280
0.164
X
X
X
2.50
02.5
125
0.0520
13.00
0.153
X
X
X
3.00
003.
125
0.0380
21.00
0.140
X
X
X
3.50
03.5
125
0.0240
26.80
0.094
X
X
X
4.00
004.
125
0.0194
35.00
0.086
X
X
X
5.00
005.
125
0.0133
54.80
0.074
X
X
X
7.00
007.
125
0.0092
105.00
0.070
X
X
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|---|---|
|© 2013 Littelfuse, Inc.||
|Specifications are subject to change without notice.||
|Revised: 12/19/13||
**Axial Lead & Cartridge Fuses** PICO[®] ll > Slo-Blo[®] > 473 Series
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Temperature Rerating Curve
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Note:
1. Derating depicted in this curve is in addition to the standard derating of 25% for continuous operation.
## ~~**Soldering Parameters**~~
## **Recommended Process Parameters:**
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Wave parameter lead-Free Recommendation
preheat:
(Depends on Flux Activation Temperature) (Typical Industry Recommendation)
Temperature Minimum: 100° C
Temperature Maximum: 150° C
Preheat Time: 60-180 seconds
Solder pot Temperature: 260° C Maximum
Solder Dwell Time: 2-5 seconds
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## ~~**Average Time Current Curves**~~
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1000
100
10
1
0.1
0.01
0.1 1 10 100 1000
CURRENT IN AMPERES
.375A .50A .75A 1.0A 1.5A 2.0A 2.5A 3.0A 3.5A 4.0A 5.0A 7.0A
TIME IN SECONDS
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## **Recommended Hand-Solder Parameters:**
Solder Iron Temperature: 350° C +/- 5°C Heating Time: 5 seconds max.
**Note: These devices are not recommended for IR or Convection Reflow process.**
© 2013 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/19/13
**Axial Lead & Cartridge Fuses** PICO[®] ll > Slo-Blo[®] > 473 Series
**==> picture [93 x 32] intentionally omitted <==**
||~~**Product Characteristics**~~|~~**Product Characteristics**~~|||||
|---|---|---|---|---|---|---|
||||||||
|||Encapsulated, Epoxy-Coated Body;|||MIL-STD-202, Method 201 (10–55||
||**Materials**|Solder Coated Copper wire leads;
RoHS compliant Product: Pure Tin-coated||**Vibration**|Hz); MIL-STD-202, Method 204, Test
Condition C (55–2000 Hz at 10 G’s||
|||Copper wire leads|||Peak)||
||**Solderability**
**Lead Pull Force**
**Operating**
**Temperature**
**Shock**|MIL-STD-202, Method 208
MIL-STD-202, Method 211, Test Condition
A (will withstand 7 lbs. axial pull test)
–55ºC to +125ºC
MIL-STD-202, Method 213, Test Condition
I (100 G’s peak for 6 milliseconds)||**Salt Spray**
**Insulation Resistance**
**(After Opening):**
**Resistance to Soldering**
**Heat**
**Thermal Shock**|MIL-STD-202, Method 101, Test
Condition B
MIL-STD-202, Method 302, (10,000
ohms minimum at 100 volts)
MIL-STD-202, Method 210, Test
Condition C (20 sec at 260ºC)
MIL-STD-202, Method 107, Test
Condition B (–65ºC to 125ºC)||
|||||**Moisture Resistance**|MIL-STD-202, Method 106 (90–98%
RH), Heat (65ºC)||
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Dimensions
62.7 (2.468")
52.4 (2.062")*
27.78 27.78
(1.094" ) 7.11 (.280") (1.094" )
3.43 (.135")
0.64 (.025") MAX
1 A L F
6.35 (.25") 5.0 (.197") 6.35 (.25")
tape tape
1 A L F
473 series markings
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Part Numbering System
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62.7 (2.468") 0473 xxxx Y R T1 L
52.4 (2.062")*
27.78 27.78
(1.094" ) 7.11 (.280") (1.094" ) Series
3.43 (.135")
0.64 (.025") 1 A L F MAX Current Rating
Refer to Amp Code column of
Electrical Characteristics Table
6.35 (.25") 5.0 (.197") 6.35 (.25")
tape tape Quantity
1 A L F Y = 4000
P = 2000
M = 1000
473 series markings
Type of Packaging
R = Reel
A = Ammo Pack
X = Loose Pack
Lead Length
T1: 52.4mm (2.062”)*
RoHS + HF
Packaging
Quantity &
packaging Option packaging Specification
packaging Code
Please refer to available quantities
*T1: 52.4mm (2.062") Tape and Reel EIA 296
above in "Part Numbering System”
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Notes: * T1 dimension is defined as the length of the component between the two tapes. The full component length is 62.7mm (2.468").
© 2013 Littelfuse, Inc. Specifications are subject to change without notice. Revised: 12/19/13
## Links
- [View this product on Novapart](https://novapart.co/products/0473001.MRT1L/fuse-pcb-1a-125v-slow-blow)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/littelfuse/0473001-mrt1l/fuse-pcb-1a-125v-slow-blow/dp/1154566)
---
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