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MMSZ5251B-T1

更新时间：2025-06-28 07:16:29
品牌：WTE
描述：500mW SURFACE MOUNT ZENER DIODE

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MMSZ5251B-T1 概述

500mW SURFACE MOUNT ZENER DIODE 500mW的表面贴装稳压二极管

MMSZ5251B-T1 数据手册

通过下载MMSZ5251B-T1数据手册来全面了解它。这个PDF文档包含了所有必要的细节，如产品概述、功能特性、引脚定义、引脚排列图等信息。

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WTE  
POWER SEMICONDUCTORS  
MMSZ5221B – MMSZ5262B  
500mW SURFACE MOUNT ZENER DIODE  
Features  
ꢀ
Planar Die Construction  
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
500mW Power Dissipation  
2.4 – 51V Nominal Zener Voltage  
5% Standard Vz Tolerance  
Designed for Surface Mount Application  
Plastic Material – UL Recognition Flammability  
Classification 94V-O  
A
SOD-123  
Dim  
A
Min  
3.6  
2.5  
1.4  
0.5  
—
Max  
3.9  
C
B
2.8  
D
C
1.8  
B
D
0.7  
E
0.2  
E
G
H
0.4  
0.95  
—
—
Mechanical Data  
ꢀ
H
1.35  
0.12  
Case: SOD-123, Molded Plastic  
Terminals: Plated Leads Solderable per  
MIL-STD-202, Method 208  
G
J
ꢀ
J
All Dimensions in mm  
ꢀ
ꢀ
ꢀ
ꢀ
Polarity: Cathode Band  
Weight: 0.01 grams (approx.)  
Marking: Device Code, See Page 2  
Lead Free: For RoHS / Lead Free Version,  
Add “-LF” Suffix to Part Number, See Page 4  
Maximum Ratings @TA=25°C unless otherwise specified  
Characteristic  
Peak Pulse Power Dissipation at TA = 25°C (Note 1)  
Forward Voltage @ IF = 10mA  
Symbol  
Value  
Unit  
mW  
V
Pd  
VF  
500  
0.9  
Thermal Resistance Junction to Ambient (Note 1)  
Operating and Storage Temperature Range  
RθJA  
Tj, TSTG  
340  
°C/W  
°C  
-65 to +150  
Note: 1. Diode on ceramic substrate 10mm x 8mm x 0.7mm.  
MMSZ5221B – MMSZ5262B  
1 of 4  
© 2006 Won-Top Electronics  
Electrical Characteristics @TA=25°C unless otherwise specified  
Zener Voltage Range  
(Note 2)  
Maximum Zener Impedance  
(Note 3)  
Max Reverse  
Typical Temp.  
Coefficient of  
Zener Voltage  
Type  
Device  
Marking  
Code  
Leakage Current  
Number  
(Note 1)  
VZ @ IZT  
ZZT @ IZT  
ZZK @ IZK  
IR  
@ VR  
(V)  
Nom (V) Min (V) Max (V)  
(Ω)  
(mA)  
(Ω)  
(mA)  
(µA)  
(%/K)  
MMSZ5221B  
MMSZ5222B  
MMSZ5223B  
MMSZ5225B  
MMSZ5226B  
MMSZ5227B  
MMSZ5228B  
MMSZ5229B  
MMSZ5230B  
MMSZ5231B  
MMSZ5232B  
MMSZ5234B  
MMSZ5235B  
MMSZ5236B  
MMSZ5237B  
MMSZ5239B  
MMSZ5240B  
MMSZ5241B  
MMSZ5242B  
MMSZ5243B  
MMSZ5245B  
MMSZ5246B  
MMSZ5248B  
MMSZ5250B  
MMSZ5251B  
MMSZ5252B  
MMSZ5254B  
MMSZ5255B  
MMSZ5256B  
MMSZ5257B  
MMSZ5258B  
MMSZ5259B  
MMSZ5260B  
MMSZ5261B  
MMSZ5262B  
C1  
C2  
C3  
C5  
D1  
D2  
D3  
D4  
D5  
E1  
E2  
E4  
E5  
F1  
F2  
F4  
F5  
H1  
H2  
H3  
H5  
J1  
2.4  
2.5  
2.7  
3.0  
3.3  
3.6  
3.9  
4.3  
4.7  
5.1  
5.6  
6.2  
6.8  
7.5  
8.2  
9.1  
10  
2.28  
2.38  
2.52  
2.63  
30  
30  
30  
30  
28  
24  
23  
22  
19  
17  
11  
20  
20  
1200  
1250  
1300  
1600  
1600  
1700  
1900  
2000  
1900  
1600  
1600  
1000  
750  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
0.25  
100  
100  
75  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
1.0  
2.0  
2.0  
3.0  
4.0  
5.0  
6.0  
6.0  
6.5  
8.0  
8.4  
9.1  
9.9  
11  
-0.075  
-0.075  
-0.075  
-0.075  
-0.070  
-0.065  
-0.060  
-0.055  
±0.030  
±0.030  
+0.038  
+0.045  
+0.050  
+0.058  
+0.062  
+0.068  
+0.075  
+0.076  
+0.077  
+0.079  
+0.082  
+0.083  
+0.085  
+0.086  
+0.087  
+0.087  
+0.090  
+0.091  
+0.091  
+0.092  
+0.093  
+0.094  
+0.095  
+0.095  
+0.096  
2.57  
2.84  
20  
2.85  
3.15  
20  
50  
3.14  
3.47  
20  
25  
3.42  
3.78  
20  
15  
3.71  
4.10  
20  
10  
4.09  
4.52  
20  
5.0  
5.0  
5.0  
5.0  
5.0  
3.0  
3.0  
3.0  
3.0  
3.0  
2.0  
1.0  
0.5  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
0.1  
4.47  
4.94  
20  
4.85  
5.36  
20  
5.32  
5.88  
20  
5.89  
6.51  
7.0  
5.0  
6.0  
8.0  
10  
17  
22  
30  
13  
16  
17  
21  
25  
29  
33  
41  
44  
49  
58  
70  
80  
93  
105  
125  
20  
6.46  
7.14  
20  
7.13  
7.88  
20  
500  
7.79  
8.61  
20  
500  
8.65  
9.56  
20  
600  
9.50  
10.50  
11.55  
12.60  
13.65  
15.75  
16.80  
18.90  
21.00  
23.10  
25.20  
28.35  
29.40  
31.50  
34.65  
37.80  
40.95  
45.15  
49.35  
53.55  
20  
600  
11  
10.45  
11.40  
12.35  
14.25  
15.20  
17.10  
19.00  
20.90  
22.80  
25.65  
26.60  
28.50  
31.35  
34.20  
37.05  
40.85  
44.65  
48.45  
20  
600  
12  
20  
600  
13  
9.5  
8.5  
7.8  
7.0  
6.2  
5.6  
5.2  
5.0  
4.5  
4.2  
3.8  
3.4  
3.2  
3.0  
2.7  
2.5  
600  
15  
600  
16  
600  
12  
J3  
18  
600  
14  
J5  
20  
600  
15  
K1  
K2  
K4  
K5  
M1  
M2  
M3  
M4  
M5  
N1  
N2  
22  
600  
17  
24  
600  
18  
27  
600  
21  
28  
600  
21  
30  
600  
23  
33  
700  
25  
36  
700  
27  
39  
800  
30  
43  
900  
33  
47  
1000  
1100  
36  
51  
39  
Note: 1. Type numbers listed have standard tolerance on the nominal zener voltage of ±5%.  
2. Measured with pulses tp = 1ms.  
3. f = 1KHz  
MMSZ5221B – MMSZ5262B  
2 of 4  
© 2006 Won-Top Electronics  
MARKING INFORMATION  
RECOMMENDED FOOTPRINT  
0.036  
(0.91)  
xx  
0.048  
(1.22)  
Cathode  
xx  
= Polarity Band  
= Device Code, See Page 2  
0.093  
(2.36)  
inches(mm)  
PACKAGING INFORMATION  
TAPE & REEL  
Inspection Hole  
Direction of Unreeling  
4mm  
178mm  
8mm  
4mm  
8mm  
1.6mm  
Product ID Label  
Reel Diameter  
(mm)  
Quantity  
(PCS)  
Inner Box Size  
L x W x H (mm)  
Quantity  
(PCS)  
Carton Size  
L x W x H (mm)  
Quantity  
(PCS)  
Approx. Gross Weight  
(KG)  
178  
3,000  
187 x 187 x 65  
15,000  
390 x 240 x 420  
150,000  
10.0  
Note: 1. Anti-static plastic reel, white, water clear or blue color. Inspection hole might be varied in different alignment.  
2. Components are packed in accordance with EIA standard 481-1 and 481-2.  
MMSZ5221B – MMSZ5262B  
3 of 4  
© 2006 Won-Top Electronics  
ORDERING INFORMATION  
Product No.  
Package Type  
Shipping Quantity  
3000/Tape & Reel  
MMSZ52xxB-T1  
SOD-123  
1.  
2.  
Shipping quantity given is for minimum packing quantity only. For minimum  
order quantity, please consult the Sales Department.  
To order RoHS / Lead Free version (with Lead Free finish), add “-LF”  
suffix to part number above. For example, MMSZ5221B-T1-LF.  
Won-Top Electronics Co., Ltd (WTE) has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any  
responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to  
manufacturer. WTE reserves the right to change any or all information herein without further notice.  
WARNING: DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life  
support devices or systems without the express written approval.  
Won-Top Electronics Co., Ltd.  
No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung, Taiwan  
Phone: 886-7-822-5408 or 886-7-822-5410  
Fax: 886-7-822-5417  
Email: sales@wontop.com  
Internet: http://www.wontop.com  
We power your everyday.  
MMSZ5221B – MMSZ5262B  
4 of 4  
© 2006 Won-Top Electronics  

MMSZ5251B-T1 相关器件

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