1N4001 - Diode

The 1N4001 is a commonly used rectifier diode with the following key specifications:

General Specifications

1. Type: General-purpose rectifier diode
2. Package: DO-41 (through-hole)

Electrical Characteristics

1. Maximum Reverse Voltage (V_R): 50 V
2. Forward Voltage Drop (V_F): Typically 0.7 V - 1.1 V at 1 A
3. Average Forward Current (I_F(AV)): 1 A (continuous)
4. Peak Repetitive Reverse Voltage (V_RRM): 50 V
5. Non-Repetitive Peak Surge Current (I_FSM): 30 A (for 8.3 ms half-sine pulse)

Switching Characteristics

1. Reverse Recovery Time (t_rr): ~2 µs (slow recovery; not suitable for high-speed switching applications)

Thermal Characteristics

1. Junction Temperature Range (T_J): -65°C to +150°C
2. Storage Temperature Range (T_stg): -65°C to +175°C
3. Power Dissipation (P_tot): 3 W (with adequate cooling)

Applications

The 1N4001 is typically used in:

1. AC-to-DC rectification circuits (low-voltage applications)
2. General-purpose rectification in power supplies
3. Battery charging circuits
4. Low-frequency rectification