Surface mount switching diode JSCJ MMBD4448 ideal for various general purpose switching applications
Key Attributes
Model Number:
MMBD4448
Product Custom Attributes
Non-Repetitive Peak Forward Surge Current:
2A
Reverse Leakage Current (Ir):
2.5uA@75V
Reverse Recovery Time (trr):
4ns
Voltage - DC Reverse (Vr) (Max):
75V
Diode Configuration:
Independent
Pd - Power Dissipation:
350mW
Voltage - Forward(Vf@If):
1.25V@150mA
Current - Rectified:
250mA
Mfr. Part #:
MMBD4448
Package:
SOT-23
Product Description
Product Overview
The MMBD4448 is a high-performance switching diode designed for general-purpose switching applications. It features fast switching speed and a surface mount package ideally suited for automatic insertion. This diode offers high conductance and is suitable for various electronic circuits requiring efficient switching.
Product Attributes
- Brand: JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD
- Origin: China
- Marking: KA3
- Package: SOT-23
- Material: Plastic-Encapsulated
- Color: Solid dot = Green molding compound device, normal device if none.
Technical Specifications
| Parameter | Symbol | Limit | Unit | Conditions |
| Non-Repetitive Peak Reverse Voltage | VRM | 100 | V | |
| Peak Repetitive Peak Reverse Voltage / Working Peak Reverse Voltage / DC Blocking Voltage | VRRM / VRWM / VR | 75 | V | |
| RMS Reverse Voltage | VR(RMS) | 53 | V | |
| Forward Continuous Current | IFM | 500 | mA | |
| Average Rectified Output Current | IO | 250 | mA | |
| Forward Surge Current | IFSM | 2.0 | A | @t=8.3ms |
| Power Dissipation | Pd | 350 | mW | |
| Thermal Resistance from Junction to Ambient | RJA | 357 | K/W | |
| Storage Temperature | TSTG | -55 ~+150 | ||
| Forward Voltage | VF1 | 0.62 | V | IF=5mA |
| Forward Voltage | VF2 | 0.72 | V | IF=5mA |
| Forward Voltage | VF3 | 0.855 | V | IF=10mA |
| Forward Voltage | VF4 | 1.0 | V | IF=100mA |
| Forward Voltage | VF5 | 1.25 | V | IF=150mA |
| Reverse Current | IR1 | 2.5 | A | VR=75V |
| Reverse Current | IR2 | 25 | nA | VR=20V |
| Capacitance between terminals | CT | 4 | pF | VR=0V,f=1MHz |
| Reverse recovery time | trr | 4 | ns | IF=IR=10mA Irr=0.1XIR,RL=100 |
2409291833_JSCJ-MMBD4448_C69014.pdf
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