1N4746A-T Diodes Inc, 1N4746A-T Datasheet - Page 3

• Manufacturer Part Number: 1N4746A-T
• Description: DIODE ZENER 18V 1W DO-41
• Manufacturer: Diodes Inc

Specifications of 1N4746A-T

• Voltage - Zener (nom) (vz): 18V
• Voltage - Forward (vf) (max) @ If: 1.2V @ 200mA
• Current - Reverse Leakage @ Vr: 5µA @ 13.7V
• Tolerance: ±5%
• Power - Max: 1W
• Impedance (max) (zzt): 20 Ohm
• Mounting Type: Through Hole
• Package / Case: DO-204AL, DO-41, Axial
• Operating Temperature: -65°C ~ 175°C
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS Compliant
• Other names: 1N4746ADITR; 1N4746ATR; 1N4746ATR

Ordering Information
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to any product herein. Diodes Incorporated does not assume any liability arising out of the application or use of any product
described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall
assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website,
harmless against all damages.
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written
approval of the President of Diodes Incorporated.
DS18007 Rev. 18 - 2
Notes:
1,000
100
1.0
0.6
0.2
0.8
0.4
10
5. *Add "-A" or "-T" to the appropriate type number in Electrical Characteristics Table. Example: 6.2V Zener = 1N4735A-A for ammo pack.
6. For packaging details, visit our website at http://www.diodes.com/datasheets/ap02008.pdf
0
1
0
0
Fig. 1 Power Dissipation vs. Ambient Temperature
Fig. 3 Typical Total Capacitance vs. Zener Voltage
(Type Number)-A*
(Type Number)-T*
Device
T , AMBIENT TEMPERATURE (°C)
10
40
A
V , ZENER VOLTAGE (V)
Z
20
80
(Notes 5 & 6)
30
120
40
160
50
200
IMPORTANT NOTICE
60
www.diodes.com
LIFE SUPPORT
DO-41 Glass
DO-41 Glass
Packaging
3 of 3
1,000
100
250
10
150
100
200
50
1
0
1
0
Fig. 4 Typical Zener Impedance vs. Zener Voltage
Fig. 2 Typical Thermal Resistance vs. Lead Length
I = 1mA
Z
10mA
20mA
2mA
5mA
5
V , ZENER VOLTAGE (V)
Z
l, Lead Length (mm)
10
10
5K/Tape & Reel
5K/Ammo Pack
15
Shipping
20
1N4728A - 1N4761A
© Diodes Incorporated
25
100
30