SMF24A Littelfuse, SMF24A Datasheet - Page 3

• Manufacturer Part Number: SMF24A
• Description: TVS Diodes - Transient Voltage Suppressors 24V 200W 5.1A 5% Unidirectional
• Manufacturer: Littelfuse
• Series: SMFr

Specifications of SMF24A

• Product Category: TVS Diodes - Transient Voltage Suppressors
• Rohs: yes
• Polarity: Unidirectional
• Breakdown Voltage: 26.7 V to 29.5 V
• Clamping Voltage: 38.9 V
• Peak Surge Current: 5.1 A
• Package / Case: SOD-123
• Minimum Operating Temperature: - 55 C
• Maximum Operating Temperature: + 150 C
• Channels: 1 Channel
• Mounting Style: SMD/SMT
• Peak Pulse Power Dissipation: 200 W
• Termination Style: SMD/SMT

Transient Voltage Suppression Diodes
© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 03/04/13
P
V
V
V
I
V
Surface Mount – 200W > SMF Series
R
PPM
R
BR
C
F
I-V Curve Characteristics
Ratings and Characteristic Curves
Figure 1 - TVS Transients Clamping Waveform
Reverse Leakage Current -- Current measured at V
Forward Voltage Drop for Uni-directional
Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation
Clamping Voltage -- Peak voltage measured across the suppressor at a specified Ippm (peak impulse current)
Breakdown Voltage -- Maximum current that flows though the TVS at a specified test current (I
Peak Pulse Power Dissipation -- Max power dissipation
Uni-directional
Vc V
BR
V
R
Current Through TVS
I
I
I
Voltage Across TVS
pp
R
T
Voltage Transients
V
F
(T
A
=25°C unless otherwise noted)
R
V
Time
Figure 2 - Peak Pulse Power Rating Curve
0.1
10
1
0.000001
T
)
t
0.00001
d
-Pulse Width (sec.)
0.0001
continues on next page.
0.001