AiT Semiconductor Inc.
1SMA4728 ~ 1SMA4777
www.ait-ic.com
ZENER DIODES
1W WIDE ZENER VOLTAGE 3.3V TO 330V
REV1.0 - FEB 2024 RELEASED - - 1 -
DESCRIPTION
FEATURE
The 1SMA4728 ~1SMA4777 are available in SMA
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: SMA
Terminals: Solderable per MIL-STD-750,
Method 2026
Approx. Weight:
55mg / 0.002oz
ORDERING INFORMATION
Package Type
SMA
1SMA4728 1SMA4753
1SMA4729 1SMA4754
1SMA4730 1SMA4755
1SMA4731 1SMA4756
1SMA4732 1SMA4757
1SMA4733 1SMA4758
1SMA4734 1SMA4759
1SMA4735 1SMA4760
1SMA4736 1SMA4761
1SMA4737 1SMA4762
1SMA4738 1SMA4763
1SMA4739 1SMA4764
1SMA4740 1SMA4765
1SMA4741 1SMA4766
1SMA4742 1SMA4767
1SMA4743 1SMA4768
1SMA4744 1SMA4769
1SMA4745 1SMA4770
1SMA4746 1SMA4771
1SMA4747 1SMA4772
1SMA4748 1SMA4773
1SMA4749 1SMA4774
1SMA4750 1SMA4775
1SMA4751 1SMA4776
1SMA4752 1SMA4777
Note SPQ: 5,000pcs/Reel
AiT provides all RoHS Compliant Products
PIN DESCRIPTION
SMA Package
PIN#
DESCRIPTION
1 CATHODE
2 ANODE
AiT Semiconductor Inc.
1SMA4728 ~ 1SMA4777
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