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Surface Mount Zener Diode Solutions Featuring Jingdao Microelectronics 1SMAF4747A for Electronic Design

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Surface Mount Zener Diode Solutions Featuring Jingdao Microelectronics 1SMAF4747A for Electronic Design

Operating Junction Temperature Range : -55℃~+150℃

Impedance(Zzt) : 22Ω

Diode Configuration : Independent

Zener Voltage(Range) : 19V~21.2V

Pd - Power Dissipation : 1W

Zener Voltage(Nom) : 20V

Description : Zener Diode Independent 20V 1W Surface Mount SMAF

Mfr. Part # : 1SMAF4747A

Model Number : 1SMAF4747A

Package : SMAF

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Product Overview

The 1SMAF4728A THRU 1SMAF4777A series are silicon planar Zener diodes designed for surface-mounted applications. They offer a wide zener reverse voltage range from 3.3V to 330V and a maximum power dissipation of 1W. Their small plastic package (SMAF) makes them suitable for compact designs.

Product Attributes

Brand: Jingdao Microelectronics
Origin: China
Model Series: 1SMAF4728A THRU 1SMAF4777A
Package Type: SMAF
Certifications: MIL-STD-750, Method 2026 (for solderability)

Technical Specifications

Part Number	Zener Voltage (V) Nom	Zener Voltage Tolerance (%)	Max Zener Current (IZ M) (mA)	Max Dynamic Impedance (ZZT) ()	Max Reverse Current (IR) (A)	Power Dissipation (W)	Forward Voltage (VF) (V) at IF=200mA	Junction Temperature Range (C)	Storage Temperature Range (C)
1SMAF4728A	3.3	5	300	100	100	1	1.2	-55 to +150	-55 to +150
1SMAF4729A	3.6	5	300	91	100	1	1.2	-55 to +150	-55 to +150
1SMAF4730A	3.9	5	280	75	100	1	1.2	-55 to +150	-55 to +150
1SMAF4731A	4.3	5	250	68	100	1	1.2	-55 to +150	-55 to +150
1SMAF4732A	4.7	5	220	62	100	1	1.2	-55 to +150	-55 to +150
1SMAF4733A	5.1	5	200	56	10	1	1.2	-55 to +150	-55 to +150
1SMAF4734A	5.6	5	180	51	10	1	1.2	-55 to +150	-55 to +150
1SMAF4735A	6.2	5	165	47	10	1	1.2	-55 to +150	-55 to +150
1SMAF4736A	6.8	5	150	43	10	1	1.2	-55 to +150	-55 to +150
1SMAF4737A	7.5	5	135	40.9	10	1	1.2	-55 to +150	-55 to +150
1SMAF4738A	8.2	5	125	38	10	1	1.2	-55 to +150	-55 to +150
1SMAF4739A	9.1	5	110	35	10	1	1.2	-55 to +150	-55 to +150
1SMAF4740A	10	5	100	31	10	1	1.2	-55 to +150	-55 to +150
1SMAF4741A	11	5	95	28	10	1	1.2	-55 to +150	-55 to +150
1SMAF4742A	12	5	91	26	10	1	1.2	-55 to +150	-55 to +150
1SMAF4743A	13	5	85	24	10	1	1.2	-55 to +150	-55 to +150
1SMAF4744A	15	5	80	22	10	1	1.2	-55 to +150	-55 to +150
1SMAF4745A	16	5	75	20	10	1	1.2	-55 to +150	-55 to +150
1SMAF4746A	18	5	70	18	10	1	1.2	-55 to +150	-55 to +150
1SMAF4747A	20	5	65	17	10	1	1.2	-55 to +150	-55 to +150
1SMAF4748A	22	5	60	15	10	1	1.2	-55 to +150	-55 to +150
1SMAF4749A	24	5	55	14	10	1	1.2	-55 to +150	-55 to +150
1SMAF4750A	27	5	51	13	10	1	1.2	-55 to +150	-55 to +150
1SMAF4751A	30	5	47	12	10	1	1.2	-55 to +150	-55 to +150
1SMAF4752A	33	5	43	11	10	1	1.2	-55 to +150	-55 to +150
1SMAF4753A	36	5	40	10	10	1	1.2	-55 to +150	-55 to +150
1SMAF4754A	39	5	38	9.5	10	1	1.2	-55 to +150	-55 to +150
1SMAF4755A	43	5	35	8.6	10	1	1.2	-55 to +150	-55 to +150
1SMAF4756A	47	5	32	7.8	10	1	1.2	-55 to +150	-55 to +150
1SMAF4757A	51	5	30	7.0	10	1	1.2	-55 to +150	-55 to +150
1SMAF4758A	56	5	27	6.3	10	1	1.2	-55 to +150	-55 to +150
1SMAF4759A	62	5	25	5.8	10	1	1.2	-55 to +150	-55 to +150
1SMAF4760A	68	5	23	5.2	10	1	1.2	-55 to +150	-55 to +150
1SMAF4761A	75	5	21	4.7	10	1	1.2	-55 to +150	-55 to +150
1SMAF4762A	82	5	19	4.3	10	1	1.2	-55 to +150	-55 to +150
1SMAF4763A	91	5	18	3.9	10	1	1.2	-55 to +150	-55 to +150
1SMAF4764A	100	5	16	3.7	10	1	1.2	-55 to +150	-55 to +150
1SMAF4765A	110	5	15	3.4	10	1	1.2	-55 to +150	-55 to +150
1SMAF4766A	120	5	14	3.1	10	1	1.2	-55 to +150	-55 to +150
1SMAF4767A	130	5	12	2.8	10	1	1.2	-55 to +150	-55 to +150
1SMAF4768A	150	5	11	2.5	10	1	1.2	-55 to +150	-55 to +150
1SMAF4769A	160	5	10	2.3	10	1	1.2	-55 to +150	-55 to +150
1SMAF4770A	170	5	9.5	2.0	10	1	1.2	-55 to +150	-55 to +150
1SMAF4771A	180	5	9.0	1.9	10	1	1.2	-55 to +150	-55 to +150
1SMAF4772A	200	5	8.5	1.7	10	1	1.2	-55 to +150	-55 to +150
1SMAF4773A	220	5	7.8	1.6	10	1	1.2	-55 to +150	-55 to +150
1SMAF4774A	250	5	7.0	1.4	10	1	1.2	-55 to +150	-55 to +150
1SMAF4775A	270	5	6.5	1.2	10	1	1.2	-55 to +150	-55 to +150
1SMAF4776A	300	5	6.0	1.0	10	1	1.2	-55 to +150	-55 to +150
1SMAF4777A	330	5	5.5	1.0	10	1	1.2	-55 to +150	-55 to +150

2304140030_Jingdao-Microelectronics-1SMAF4747A_C353580.pdf

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