MMBZ5254B Fairchild Semiconductor, MMBZ5254B Datasheet - Page 2

• Manufacturer Part Number: MMBZ5254B
• Description: DIODE ZENER 27V 350MW SOT-23
• Manufacturer: Fairchild Semiconductor

Specifications of MMBZ5254B

• Voltage - Zener (nom) (vz): 27V
• Voltage - Forward (vf) (max) @ If: 900mV @ 10mA
• Current - Reverse Leakage @ Vr: 100nA @ 21V
• Tolerance: ±5%
• Power - Max: 350mW
• Impedance (max) (zzt): 41 Ohm
• Mounting Type: Surface Mount
• Package / Case: SOT-23-3, TO-236-3, Micro3™, SSD3, SST3
• Operating Temperature: -55°C ~ 150°C
• Zener Voltage: 27 V
• Voltage Tolerance: 5 %
• Zener Current: 4.6 mA
• Power Dissipation: 350 mW
• Maximum Reverse Leakage Current: 0.1 uA
• Maximum Zener Impedance: 41 Ohms
• Maximum Operating Temperature: + 150 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 55 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MMBZ5254BFS

©2004 Fairchild Semiconductor Corporation
Electrical Characteristics
MMBZ5248B
MMBZ5249B
MMBZ5250B
MMBZ5251B
MMBZ5252B
MMBZ5253B
MMBZ5254B
MMBZ5255B
MMBZ5256B
MMBZ5257B
V
F
Forward Voltage = 0.9V Maximum @ I
Device
Mark
81C
81D
81G
81H
81A
81B
81E
81F
8Y
8Z
V
Z
18
19
20
22
24
25
27
28
30
33
(V)
T
A
=25 C unless otherwise noted
F
= 10mA for all MMBZ5200 series
Z
21
23
25
29
33
35
41
44
49
58
Z
( ) @ I
Z
(mA)
7.0
6.6
6.2
5.6
5.2
5.0
4.6
4.5
4.2
3.8
Z
600
600
600
600
600
600
600
600
600
600
ZK
( ) @ I
ZK
(mA)
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
I
R
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
MMBZ5221B-MMBZ5257B, Rev. A2
( A) @ V
R
14
14
15
17
18
19
21
21
23
25
(V)