SMF24A Littelfuse, SMF24A Datasheet - Page 5

• 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
Surface Mount – 200W > SMF Series
Soldering Parameters
Reflow Condition
Pre Heat
Average ramp up rate (Liquidus Temp
(T
T
Reflow
Peak Temperature (T
Time within 5°C of actual peak
Temperature (t
Ramp-down Rate
Time 25°C to peak Temperature (T
Do not exceed
Physical Specifications
Case
Polarity
Terminal
Dimensions
S(max)
L
) to peak
to T
L
Mounting Pad Layout
- Temperature Min (T
- Temperature Max (T
- Time (min to max) (t
- Temperature (T
- Time (min to max) (t
- Ramp-up Rate
SOD-123 plastic over glass passivated junction
Color band denotes cathode except bipolar
Matte tin-plated leads, solderable per JESD22-B102D
C
D
-
p
)
1.6 (0.062)
SOD-123 Package
P
)
1.3 (0.051)
L
) (Liquidus)
1.4 (0.055)
s(min)
s(max)
s
s
)
)
P
F
)
)
)
Lead–free assembly
150°C
200°C
60 – 180 secs
3°C/second max
3°C/second max
217°C
60 – 150 seconds
260
20 – 40 seconds
6°C/second max
8 minutes Max.
260°C
+0/-5
°C
Temperature Cycle
Pressure Cooker
High Temp. Storage
HTRB
Thermal Shock
Environmental Specifications
Dimensions
T
T
s(max)
s(min)
25˚C
T
T
D
G
H
P
L
A
B
C
E
F
0.00
Min
2.50
3.40
0.70
1.50
0.35
0.05
0.95
Preheat
Millimeters
t 25˚C to Peak
t
s
Max
2.90
3.90
2.00
0.90
0.26
1.20
0.10
Time (t)
1.10
JESD22-A104
JESD22-A102
JESD22-A103
JESD22-A108
JESD22-A106
Ramp-up
0.0984
0.0275
0.0591
0.0020
0.0000
0.1339
0.0138
0.0374
t
p
Min
t
L
Inches
Ramp-down
0.1535
0.0472
0.0787
0.0354
0.0039
0.0433
0.1142
0.0102
Critical Zone
Max
T
L
to T
P