AiT Semiconductor Inc.
1SMAF4728_1SMAF4777
www.ait-ic.com
ZENER DIODES
1W WIDE ZENER VOLTAGE 3.3V TO 330V
REV1.0 - FEB 2024 RELEASED - - 1 -
DESCRIPTION
FEATURE
The 1SMAF4728~1SMAF4777 are available in
SMAF Package.
Total Power Dissipation: Max. 1W.
Wide Zener Reverse Voltage Range 3.3V to
330V
Small Plastic Package Suitable for Surface
Mounted Design.
MECHANICAL DATA
Case: SMAF
Terminals: Solderable per MIL-STD-750,
Method 2026
Approx. Weight: 27mg 0.00086oz
ORDERING INFORMATION
Package Type
Part Number
SMAF
1SMAF4728 1SMAF4753
1SMAF4729 1SMAF4754
1SMAF4730 1SMAF4755
1SMAF4731 1SMAF4756
1SMAF4732 1SMAF4757
1SMAF4733 1SMAF4758
1SMAF4734 1SMAF4759
1SMAF4735 1SMAF4760
1SMAF4736 1SMAF4761
1SMAF4737 1SMAF4762
1SMAF4738 1SMAF4763
1SMAF4739 1SMAF4764
1SMAF4740 1SMAF4765
1SMAF4741 1SMAF4766
1SMAF4742 1SMAF4767
1SMAF4743 1SMAF4768
1SMAF4744 1SMAF4769
1SMAF4745 1SMAF4770
1SMAF4746 1SMAF4771
1SMAF4747 1SMAF4772
1SMAF4748 1SMAF4773
1SMAF4749 1SMAF4774
1SMAF4750 1SMAF4775
1SMAF4751 1SMAF4776
1SMAF4752 1SMAF4777
Note SPQ: 3,000pcs/Reel
AiT provides all RoHS Compliant Products
PIN DESCRIPTION
SMAF Package
PIN#
DESCRIPTION
1 CATHODE
2 ANODE
AiT Semiconductor Inc.
1SMAF4728_1SMAF4777
www.ait-ic.com
ZENER DIODES
1W WIDE ZENER VOLTAGE 3.3V TO 330V
REV1.0 - FEB 2024 RELEASED - - 2 -
ABSOLUTE MAXIMUM RATINGS
T
a
= 25°C, unless otherwise noted.
P
D
, Power Dissipation at T
L
=75℃
1W
V
F
, Forward Voltage at I
F
=200mA 1.2V
T
J
, Junction Temperature Range -55℃ ~ + 150℃
T
S
, Storage Temperature Range -55℃ ~ + 150℃
Stresses above may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these
or any other conditions beyond those indicated in the Electrical Characteristics are not implied. Exposure to absolute maximum rating
conditions for extended periods may affect device reliability.
TYPICAL PERFORMANCE CHARACTERISTICS
Fig 1. Maximum Continuous Power Derating