Overview
The RB751S-40, produced by ROHM Semiconductor, is a Schottky barrier diode designed for high-speed switching applications, circuit protection, and voltage clamping. This diode is packaged in an ultra-small SOD-523 (SC-79) surface mount package, making it ideal for hand-held and portable applications where space is limited.
It features extremely low forward voltage, low reverse current, and high reliability, which are crucial for efficient and stable operation in various electronic circuits.
Key Specifications
| Parameter | Symbol | Value | Unit | Conditions |
|---|---|---|---|---|
| Peak Reverse Voltage | VRM | 40 | V | |
| Reverse Voltage (DC) | VR | 30 | V | |
| Forward Continuous Current (DC) | IF | 30 | mA | |
| Peak Forward Surge Current | IFSM | 200 | mA | 60Hz/1 cycle |
| Junction Temperature | Tj | 125 | °C | |
| Storage Temperature | Tstg | -40 to +125 | °C | |
| Forward Voltage | VF | 0.28 - 0.37 | V | IF = 1 mA |
| Reverse Current | IR | 0.5 μA | μA | VR = 30 V |
| Capacitance between terminals | Ct | 2 pF | pF | VR = 1 V, f = 1 MHz |
Key Features
- Ultra small mold type (EMD2/SOD-523/SC-79)
- Extremely low forward voltage (VF) - 0.28 V (Typ) @ IF = 1.0 mA
- Low reverse current
- High reliability
- Lead-free plating
- Pb-free, Halogen free/BFR free and RoHS compliant
- Extremely fast switching speed
- AEC-Q101 qualified and PPAP capable for automotive and other applications requiring unique site and control change requirements
Applications
- High-speed switching applications
- Circuit protection
- Voltage clamping
- Hand-held and portable devices where space is limited
- Automotive applications due to AEC-Q101 qualification
Q & A
- What is the peak reverse voltage of the RB751S-40?
The peak reverse voltage (VRM) is 40 V.
- What is the forward continuous current rating of the RB751S-40?
The forward continuous current (IF) is 30 mA.
- What is the typical forward voltage of the RB751S-40?
The typical forward voltage (VF) is 0.28 V at IF = 1.0 mA.
- What is the maximum junction temperature for the RB751S-40?
The maximum junction temperature (Tj) is 125°C.
- Is the RB751S-40 RoHS compliant?
- What are the common applications of the RB751S-40?
The RB751S-40 is commonly used in high-speed switching applications, circuit protection, voltage clamping, and in hand-held and portable devices.
- What is the package type of the RB751S-40?
The package type is SOD-523 (SC-79).
- Does the RB751S-40 meet automotive standards?
- What is the reverse current of the RB751S-40 at 30 V?
The reverse current (IR) is 0.5 μA at VR = 30 V.
- What is the capacitance between terminals of the RB751S-40?
The capacitance between terminals (Ct) is 2 pF at VR = 1 V and f = 1 MHz.
