SMF45A vs SMF40A

Product Attributes

Part Number SMF45A SMF40A
Manufacturer Littelfuse Inc. Littelfuse Inc.
Category TVS - Diodes TVS - Diodes
SMF45A SMF40A
Product Status Active Active
Type Zener Zener
Unidirectional Channels 1 1
Bidirectional Channels - -
Voltage - Reverse Standoff (Typ) 45V 40V
Voltage - Breakdown (Min) 50V 44.4V
Voltage - Clamping (Max) @ Ipp 72.7V 64.5V
Current - Peak Pulse (10/1000µs) 2.8A 3.1A
Power - Peak Pulse 200W 200W
Power Line Protection No No
Applications General Purpose General Purpose
Capacitance @ Frequency - -
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
Mounting Type Surface Mount Surface Mount
Package / Case SOD-123F SOD-123F
Supplier Device Package SOD-123F SOD-123F