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
3
Cathode
Zener Voltage
Regulator Diodes
1
Anode
3
1
2
MAXIMUM CASE TEMPERATURE FOR SOLDERING
PURPOSES: 260°C for 10 seconds
CASE 318–07, STYLE 8
SOT– 23 (TO–236AB)
PLASTIC
THERMAL CHARACTERISTICS
Characteristic
Total Device Dissipation FR-5 Board*
TA = 25°C
Derate above 25°C
Thermal Resistance Junction to Ambient
Total Device Dissipation
Alumina Substrate,** TA = 25°C
Derate above 25°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
PD
Max
225
Unit
mW
R θJA
PD
1.8
556
300
mW/°C
°C/W
mW
R θJA
TJ , Tstg
2.4
417
150
mW/°C
°C/W
°C
J1–1/5
