# Fast / Ultrafast Diode, 100 V, 1 A, Single, 1 V, 50 ns, 30 A
**URL**: https://novapart.co/products/UF1B/fast-ultrafast-diode-100-v-1-a-single-50-ns-30
**SKU**: UF1B
**Manufacturer**: MULTICOMP
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Fast & Ultrafast Recovery Rectifier Diodes
**Price**: €0.0260
**Stock**: 10+
## Description
Repetitive Reverse Voltage Vrrm Max:100V; Forward Current If(AV):1A; Diode Configuration:Single; Forward Voltage VF Max:1V; Reverse Recovery Time trr Max:50ns; Forward Surge Current Ifsm Max:
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (07-Jul-2017) |
| No. Of Pins | 2 Pin |
| Product Range | UF1B |
| Qualification | - |
| Diode Case Style | DO-41 (DO-204AL) |
| Diode Configuration | Single |
| Forward Voltage Max | 1V |
| Forward Surge Current | 30A |
| Reverse Recovery Time | 50ns |
| Average Forward Current | 1A |
| Operating Temperature Max | 150°C |
| Repetitive Peak Reverse Voltage | 100V |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:1625265/)
## **Ultra Fast Diode**
## **Features:**
- Plastic package
- Ideally suited for use in very high frequency switching power supplies, inverters and as free wheeling diodes
- Glass passivated chip junction
- Excellent high temperature switching
- Ultrafast recovery time for high efficiency
- Soft recovery characteristics
- High temperature soldering guaranteed: 260°C/10 seconds/0.375", (9.5mm) lead lengths at 5lbs., (2.3kg) tension
## **Specifications:**
## **Mechanical Data:**
Cases : JEDEC DO-204AL moulded plastic body over passivated chip Terminals : Pure tin plated, lead free, solderable per MIL-STD-750, Method 2026 Polarity : Colour band denotes cathode end Mounting Position : Any Weight : 0.012oz, 0.34g
## **Maximum Ratings and Electrical Characteristics:**
Rating at 25°C ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%.
**Parameters Symbol UF1A UF1B UF1D UF1G UF1J UF1K UF1M Units** ~~esee ee ee ee es~~ Maximum Recurrent Peak Reverse Voltage Vrrm 50 100 200 400 600 800 1,000 ~~esee ee ee ee ee~~ Maximum RMS Voltage Vrms 35 70 140 280 420 560 700 V ~~ee~~ Maximum DC Blocking Voltage Vdc 50 100 200 400 600 800 1,000 Maximum Average Forward Rectified Current 0.375 (9.5mm) Lead Length at TA = 55°C I(av) 1 A Peak Forward Surge Current, 8.3ms Single Half Sine-wave Superimposed on Rated Ifsm 30 Load (JEDEC method) ~~—— ee ee ee eens~~ Maximum Instantaneous Forward Voltage at 1A Vf 1 1.7 V
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## **Ultra Fast Diode**
|**Parameters**|**Symbol**|**UF1A**|**UF1B**|**UF1D**|**UF1G**|**UF1J**|**UF1K**|**UF1M**|**Units**|
|---|---|---|---|---|---|---|---|---|---|
|Maximum DC Reverse Current at Ta= 25°C
at Rated DC BlockingVoltage at Ta= 125°C|Ir|5
150|||||||μA
μA|
|Maximum Reverse Recovery Time (Note 1)|Trr|50||||75|||nS|
|Typical Junction Capacitance (Note 2)|Cj|17|||||||pF|
|Typical Thermal Resistance (Note 3)|RθJA
RθJL|60
15|||||||°C/W|
|Operating Junction Temperature Range|Tj,Tstg|-55 to +150|||||||°C|
## **Notes:**
1. Reverse Recovery Test Conditions: IF = 0.5A, IR = 1A, IRR = 0.25A.
2. Measured at 1MHz and Applied Reverse Voltage of 4V DC.
3. Thermal Resistance from junction to ambient and from Junction to Lead length 0.375 inch (9.5mm), Mounted on 0.2" × 0.2" (5mm × 5mm) Cu pads.
## **Ratings and Characteristic Curves**
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26/03/13 V1.0
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## **Ultra Fast Diode**
www.element14.com www.farnell.com www.newark.com
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26/03/13 V1.0
## **Ultra Fast Diode**
## **Notes:**
1. Rise Time = 7ns Maximum. Input Impedance = 1MΩ 22pf
2. Rise Time = 10ns Maximum Source Impedance = 50Ω
## **Part Number Table**
Dimensions : Inches (Millimetres)
|**Part Number Table**||
|---|---|
|**Description**|**Part Number**|
|Diode, Ultra-Fast, 1A, 50V|UF1A|
|Diode, Ultra-Fast, 1A, 100V|UF1B|
|Diode, Ultra-Fast, 1A, 200V|UF1D|
|Diode, Ultra-Fast, 1A, 400V|UF1G|
|Diode, Ultra-Fast, 1A, 600V|UF1J|
|Diode, Ultra-Fast, 1A, 800V|UF1K|
|Diode, Ultra-Fast, 1A, 1,000V|UF1M|
**Important Notice :** This data sheet and its contents (the “Information”) belong to the members of the Premier Farnell group of companies (the “Group”) or are licensed to it. No licence is granted for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group’s liability for death or personal injury resulting from its negligence. Multicomp is the registered trademark of the Group. © Premier Farnell plc 2012.
www.element14.com www.farnell.com www.newark.com
26/03/13 V1.0
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## Links
- [View this product on Novapart](https://novapart.co/products/UF1B/fast-ultrafast-diode-100-v-1-a-single-50-ns-30)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/multicomp/uf1b/diode-ultra-fast-1a-100v/dp/1625265)
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