R O US1DW surface mount rectifier with fast reverse recovery and excellent forward surge capability
Key Attributes
Model Number:
US1DW
Product Custom Attributes
Non-Repetitive Peak Forward Surge Current:
30A
Reverse Leakage Current (Ir):
2uA
Reverse Recovery Time (trr):
50ns
Operating Junction Temperature Range:
-55℃~+150℃
Voltage - DC Reverse (Vr) (Max):
200V
Diode Configuration:
Independent
Voltage - Forward(Vf@If):
1.7V
Current - Rectified:
1A
Mfr. Part #:
US1DW
Package:
SOD-123FL
Product Description
Product Overview
The US1AW thru US1MW series are surface mount high-efficiency rectifiers designed for fast switching rectification in power supplies, inverters, converters, and as free-wheeling diodes for consumer and telecommunication applications. They feature a low-profile package ideal for automated placement, glass-passivated chip junctions, fast reverse recovery times, high switching efficiency, and excellent forward surge capability.
Product Attributes
- Brand: (Hongjiacheng)
- Origin: Zhuhai Hongjiacheng Technology co., Ltd
- Material: Glass passivated pallet chip junction, Molding compound meets UL 94V-0 flammability rating
- Certifications: RoHS-compliant, halogen-free
- Package: SOD-123FL
- Terminals: Solder plated, solderable per MIL-STD-750, Method 2026
- Polarity: Cathode line denotes the cathode end
Technical Specifications
| Parameter | Symbol | Unit | US1AW | US1BW | US1DW | US1GW | US1JW | US1KW | US1MW |
| Device marking code | U1 | U2 | U3 | U4 | U5 | U6 | U7 | ||
| Maximum Repetitive Peak Reverse Voltage | VRRM | V | 50 | 100 | 200 | 400 | 600 | 800 | 1000 |
| Maximum RMS Voltage | VRMS | V | 35 | 70 | 140 | 280 | 420 | 560 | 700 |
| Maximum DC blocking Voltage | VDC | V | 50 | 100 | 200 | 400 | 600 | 800 | 1000 |
| Maximum Average Forward Rectified Current @ 60Hz sinewave, Resistance load,TL (Fig.1) | IF(AV) | A | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
| Non-repetitive Peak Forward Surge Current @ t=8.3ms Half-sine wave | IFSM | A | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
| Storage temperature | Tstg | -55 ~ +150 | |||||||
| Junction temperature | Tj | -55 ~ +150 | |||||||
| Typical Thermal Resistance (Ta=25 Unless otherwise specified) | RJ-A | /W | 85 | ||||||
| Typical Thermal Resistance (Ta=25 Unless otherwise specified) | RJ-L | /W | 30 | ||||||
| Maximum instantaneous forward voltage (IF=1.0A) | VF | V | 1.0 | 1.4 | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 |
| Maximum reverse recovery time (IF=0.5A,IR=1.0A,Irr=0.25A) | Trr | ns | 50 | 50 | 50 | 75 | 75 | 75 | 75 |
| Maximum DC reverse current at rated DC blocking voltage (VR=VDC, TA=25) | IR1 | A | 2.0 | ||||||
| Maximum DC reverse current at rated DC blocking voltage (VR=VDC, TA=125) | IR2 | A | 200 | ||||||
| Typical junction capacitance (4.0V DC, 1MHz) | CJ | pF | 9.0 | ||||||
2506261420_R-O-US1DW_C18199122.pdf
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