R O US1A low profile rectifier featuring solder plated terminals and halogen free molding compound
Key Attributes
Model Number:
US1A
Product Custom Attributes
Non-Repetitive Peak Forward Surge Current:
30A
Reverse Leakage Current (Ir):
5uA@50V
Reverse Recovery Time (trr):
50ns
Operating Junction Temperature Range:
-55℃~+150℃
Voltage - DC Reverse (Vr) (Max):
50V
Diode Configuration:
Independent
Voltage - Forward(Vf@If):
1V@1A
Current - Rectified:
1A
Mfr. Part #:
US1A
Package:
SMA(DO-214AC)
Product Description
Product Overview
The US1A THRU US1M is a surface mount high-efficiency rectifier designed for high-frequency rectification and freewheeling applications in switching mode converters and inverters. Its low profile package, ideal for automated placement, features a glass-passivated chip junction for super fast reverse recovery time, low switching losses, and high efficiency. It offers high forward surge capability and is suitable for consumer, computer, automotive, and telecommunication applications.
Product Attributes
- Brand:
- Website: www.ichjc.com
- Origin: Zhuhai Hongjiacheng Technology co., Ltd
- Package: DO-214AC(SMA)
- Terminals: Solder plated, solderable per MIL-STD-750, Method 2026
- Polarity: Cathode line denotes the cathode end
- Molding compound: UL 94V-0 flammability rating, RoHS-compliant, halogen-free
Technical Specifications
| Parameter | Symbol | Unit | US1A | US1B | US1D | US1G | US1J | US1K | US1M |
| Device marking code | US1A | US1B | US1D | US1G | US1J | US1K | US1M | ||
| 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 | ||||||
| Non-repetitive Peak Forward Surge Current @ t=8.3ms Half-sine wave | IFSM | A | 30.0 | ||||||
| Storage temperature | Tstg | -55 ~+150 | |||||||
| Junction temperature | Tj | -55 ~+150 | |||||||
| Typical Thermal Resistance (Junction to Ambient) | RJ-A | /W | 80 | ||||||
| Typical Thermal Resistance (Junction to Lead) | RJ-L | /W | 30 | ||||||
| Maximum instantaneous forward voltage (IF=1.0A) | VF | V | 1.0 | 1.4 | 1.7 | ||||
| Maximum reverse recovery time (IF=0.5A,IR=1.0A,Irr=0.25A) | Trr | ns | 50 | 75 | |||||
| Maximum DC reverse current at rated DC blocking voltage (VR=VDC, TA=25) | IR1 | A | 5.0 | ||||||
| Maximum DC reverse current at rated DC blocking voltage (VR=VDC, TA=100) | IR2 | A | 500 | ||||||
| Typical junction capacitance (4.0V DC, 1MHz) | CJ | pF | 20 | ||||||
2506261420_R-O-US1A_C18199125.pdf
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