Zener Voltage Regulators
225 mW SOT−23 Surface Mount
MMBZ52xxBLT1G Series, SZMMBZ52xxBLT1G Series
This series of Zener diodes is offered in the convenient, surface mount plastic SOT−23 package. These devices are designed to provide voltage regulation with minimum space requirement. They are well suited for applications such as cellular phones, hand held portables, and high density PC boards.
Features
• 225 mW Rating on FR−4 or FR−5 Board • Zener Voltage Range − 2. 4 V to 91 V • Package Designed for Optimal Automated Board Assembly • Small Package Size for High Density Applications • ESD Rating of Class 3 (> 16 KV) per Human Body Model • SZ Prefix for Automotive and Other Applications Requiring Unique
Site and Control Change Requirements; AEC−Q101 Qualified and PPAP Capable
• These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS
Compliant
Mechanical Characteristics CASE: Void-free, transfer-molded, thermosetting plastic case FINISH: Corrosion resistant finish, easily solderable MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES:
260°C for 10 Seconds POLARITY: Cathode indicated by polarity band FLAMMABILITY RATING: UL 94 V−0
MAXIMUM RATINGS
Rating
Symbol
Max
Units
Total Power Dissipation on FR−5 Board, PD (Note 1) @ TA = 25°C Derated above 25°C
225
mW
1. 8
mW/°C
Thermal Resistance, Junction−to−Ambient (Note 1)
RqJA
556
°C/W
Total Power Dissipation on Alumina
Substrate, (Note 2) @ TA = 25°C Derated above 25°C
PD
300
mW
2. 4
mW/°C
Thermal Resistance, Junction−to−Ambient (Note 2)
RqJA
417
°C/W
Junction and Storage Temperature Range
TJ, Tstg −65 to +150 °C
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. 1. FR−5 = 1. 0 X 0. 75 X 0. 62 in. 2. Alumina = 0. 4 X 0. 3 X 0. 024 in, 99. 5% alumina.
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SOT−23 CASE 318 STYLE 8
3 Cathode
1 Anode
MARKING DIAGRAM
M
xxx G G
xxx ...