Document
Features
• Ultra-Small Surface Mount Package • Planar Die Construction • General Purpose • Ideally Suited for Automated Assembly Processes • Lead Free/RoHS Compliant (Note 2) • "Green" Device (Note 3 and 4)
MMBZ5221BT - MMBZ5259BT
150mW SURFACE MOUNT ZENER DIODE
Mechanical Data
• Case: SOT-523 • Case Material: Molded Plastic. UL Flammability Classification
Rating 94V-0 • Moisture Sensitivity: Level 1 per J-STD-020D • Terminals: Solderable per MIL-STD-202, Method 208 • Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe). • Polarity: See Diagram • Marking Information: See Page 4 • Ordering Information: See Page 4 • Weight: 0.002 grams (approximate)
Top View
Maximum Ratings @TA = 25°C unless otherwise specified
Zener Current Forward Voltage
Characteristic
(See Table on page 2) @ IF = 10mA
Device Schematic
Symbol ⎯ VF
Value ⎯ 0.9
Unit ⎯ V
Thermal Characteristics
Characteristic Power Dissipation Thermal Resistance, Junction t.