LESHAN RADIO COMPANY, LTD.
SEMICONDUCTOR
TECHNICAL DATA
MMBZ5221BLT1
SERIES
225mW
SOT-23
225 mW SOT-23
Zener Voltage Regulator Diodes
GENERAL DATA APPLICABLE TO ALL
SERIES IN THIS GROUP
Zener Voltage
Regulator Diodes
3
Cathode
1
Anode
3
1
2
MAXIMUM CASE TEMPERATURE FOR SOLDERING
PURPOSES:
260擄C for 10 seconds
CASE 318鈥?7, STYLE 8
SOT鈥?23 (TO鈥?36AB)
PLASTIC
THERMAL CHARACTERISTICS
Characteristic
Total Device Dissipation FR-5 Board*
T
A
= 25擄C
Derate above 25擄C
Thermal Resistance Junction to Ambient
Total Device Dissipation
Alumina Substrate,** T
A
= 25擄C
Derate above 25擄C
Thermal Resistance Junction to Ambient
Junction and Storage Temeprature
**FR-5 = 1.0 x 0.75 x 0.62 in.
**Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina.
Symbol
P
D
Max
225
1.8
556
300
2.4
417
150
Unit
mW
mW/擄C
擄C/W
mW
mW/擄C
擄C/W
擄C
R
胃JA
P
D
R
胃JA
T
J
, T
stg
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