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BAS21TH
High-voltage switching diode
30 September 2025
Product data sheet
1. General description
High-voltage switching diode, encapsulated in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package.
2. Features and benefits
• Switching speed max. 50 ns • Reverse voltage VR ≤ 200 V • Repetitive peak reverse voltage VRRM ≤ 250 V • Small SMD plastic package • High-temperature applications up to 175 °C
3. Applications
• High-speed switching • General-purpose switching
4. Quick reference data
Table 1. Quick reference data
Symbol
Parameter
Conditions
Min Typ
VRRM
repetitive peak reverse voltage
-
-
IF
forward current
[1]
-
-
VR
reverse voltage
-
-
VF
forward voltage
IF = 200 mA; tp ≤ 300 µs; δ ≤ 0.