View mmsz4681-thru-mmsz4717-series datasheet:

ADVANCED INFORMATION MMBZ4681 THRU MMBZ4717 ZENER DIODES SOT-23 .122 (3.1) FEATURES .118 (3.0) .016 (0.4) Top View ♦ Silicon Planar Zener Diodes 3 ♦ Standard Zener voltage tolerance is ±5%. Other tolerances are available upon request 1 2 ♦ High temperature soldering guaranteed: .037(0.95) .037(0.95) 250°C/10 seconds at terminals. ♦ These diodes are also available in DO-35 case with the type designation 1N4681 ... 1N4717 and SOD-123 case .102 (2.6) with the type designation MMSZ4681 ... MMSZ4717. .016 (0.4) .016 (0.4) .094 (2.4) MECHANICAL DATA Case: SOT-23 Plastic Package Weight: approx. 0.008 g Terminals: Solderable per MIL-STD-750, method 2026. Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25°C