ZMM5257B-13 Diodes Inc, ZMM5257B-13 Datasheet - Page 3
![DIODE ZENER 33V 500MW MINIMELF](/photos/5/24/52480/31-minimelf_sml.jpg)
ZMM5257B-13
Manufacturer Part Number
ZMM5257B-13
Description
DIODE ZENER 33V 500MW MINIMELF
Manufacturer
Diodes Inc
Datasheet
1.ZMM5265B-7.pdf
(5 pages)
Specifications of ZMM5257B-13
Voltage - Zener (nom) (vz)
33V
Voltage - Forward (vf) (max) @ If
1.5V @ 200mA
Current - Reverse Leakage @ Vr
100nA @ 25V
Tolerance
±5%
Power - Max
500mW
Impedance (max) (zzt)
58 Ohm
Mounting Type
Surface Mount
Package / Case
Mini MELF
Operating Temperature
-65°C ~ 175°C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
DS30024 Rev. 5 - 3
500
400
300
200
100
0
0
Fig.1 Power Dissipation vs Ambient Temperature
40
T , AMBIENT TEMPERATURE
A
1000
100
1.0
10
80
0.1
D = 0.5
1000
0.2
0.1
0.05
0.02
0.01
100
120
10
1
0
Fig. 4 Typical Normalized Transient Thermal Impedance Curves
10mA
5.0mA
160
t , SQUARE WAVE PULSE DURATION (seconds)
1.0
1
Fig. 3 Differential Zener Impedance
5
www.diodes.com
I = 1.0mA
Z
200
V , ZENER VOLTAGE (V)
Z
3 of 5
10
10
15
200
150
100
50
0
0
Fig. 2 Junction Capacitance vs Zener Voltage
20
T = 25 C
P
j
(pk)
100
5
°
V , ZENER VOLTAGE (V)
t
1
Z
25
t
2
10
ZMM5221B-ZMM5267B
15
1000
20
V = 2.0V
T = 25 C
R
j
°
25