Name: SMA Package Silicon Zener Diode 1SMA4728A 1W 3.3V Admissible Zener Current 285mA
Brand: SOCAY
SKU: 1SMA4728A
Rating: 4.5 (147 reviews)

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Features

Specifications

Diode Name: Zener Diode

Diode Package Type: DO-214AC/SMA

Diode Zener Voltage (Nom.): 3.3V

Diode Zener Voltage (Min.): 3.1V

Diode Zener Voltage (Max.): 3.5V

Diode ZZT: 10Ω

Diode IZT: 75mA

Admissible Zener Current: 285mA

Highlight:

1W Zener Diode

Zener Diode 285mA

1SMA4728A

Basic Infomation

Place of Origin: Shenzhen, Guangdong, China

Brand Name: SOCAY

Certification: REACH,RoHS,ISO

Model Number: 1SMA4728A

Document: Product Brochure PDF

Payment & Shipping Terms

Delivery Time: 5-8 work days

Gallery

SMA Package Silicon Zener Diode 1SMA4728A 1W 3.3V Admissible Zener Current 285mA

Product Description

SMA Package Silicon Zener Diode 1SMA4728A 1W 3.3V Admissible Zener Current 285mA

Silicon Zener Diode DATASHEET: 1SMA4728A~1SMA4764A(SMA)_v2311.1.pdf

Silicon Zener Diode Features:

Total power dissipation: Max. 1.0 W.
Wide zener reverse voltage range 3.3V to 51V.
Small plastic package suitable for surface mounted design.

Silicon Zener Diode Mechanical Date:

Case: SMA
Terminals: Solderable per MIL-STD-750, Method 2026
Approx. Weight: 0.055g / 0.002oz

Silicon Zener Diode Symbol:

SMA Package Silicon Zener Diode 1SMA4728A 1W 3.3V Admissible Zener Current 285mA 0

Silicon Zener Diode Absolute Maximum Ratings (TA=25℃):

Zener Diode Parameter	Symbol	Value	Units
Power Dissipation at Tc=75°C	PD	1	W
Forward Voltage at IF = 200 mA	VF	1.2	V
Junction Temperature Range	TJ	-55 to +150	℃
Storage Temperature Range	TS	-55 to +150	℃

Silicon Zener Diode Electrical Characteristics (TA=25℃):

Zener DiodePart Number	Zener Diode Zener Voltage Range (1)			Zener Diode IZT	Dynamic Impedance	Reverse Current		Admissible Zener Current
	VZ @ IZT				ZZT @ IZT	IR @ VR
	Min.(V)	Nom.(V)	Max.(V)	(mA)	Max.(Ω)	Max.(μA)	(V)	IZM (mA)
1SMA4728A	3.10	3.3	3.50	75	10	100	1	285
1SMA4730A	3.70	3.9	4.10	64	9	50	1	243
1SMA4731A	4.06	4.3	4.56	58	9	25	1	219
1SMA4732A	4.50	4.7	4.93	53	8	10	1	203
1SMA4733A	4.84	5.1	5.36	49	7	10	1	186
1SMA4734A	5.32	5.6	5.92	45	5	10	2	170
1SMA4735A	5.86	6.2	6.51	41	2	10	3	154
1SMA4736A	6.46	6.8	7.18	37	3.5	10	4	140
1SMA4737A	7.12	7.5	7.88	34	4	10	5	127
1SMA4738A	7.79	8.2	8.67	31	4.5	10	6	116
1SMA4739A	8.60	9.1	9.59	28	5	10	7	104
1SMA4740A	9.50	10	10.5	25	7	10	7	95
1SMA4741A	10.4	11	11.6	23	8	5	8	86
1SMA4742A	11.4	12	12.6	21	9	5	9	79
1SMA4743A	12.4	13	14.1	19	10	5	10	71
1SMA4744A	13.8	15	15.8	17	14	5	11	63
1SMA4745A	15.2	16	17.1	16	16	5	12	58
1SMA4746A	16.8	18	19.2	14	20	5	13	52
1SMA4747A	19.0	20	21.2	13	22	5	15	47
1SMA4748A	20.8	22	23.3	12	23	5	17	43
1SMA4749A	22.8	24	26.0	11	25	5	18	38
1SMA4750A	25.3	27	28.9	9.5	35	5	21	35
1SMA4751A	28.2	30	32.0	8.5	40	5	23	31
1SMA4752A	31.3	33	34.9	7.5	45	5	25	28
1SMA4753A	34.2	36	37.9	7	50	5	27	26
1SMA4754A	37.2	39	41.5	6.5	60	5	30	24
1SMA4755A	40.9	43	45.6	6	70	1	32	22
1SMA4756A	44.9	47	49.8	5.5	80	1	35	20
1SMA4757A	48.6	51	54.0	5	95	1	38	18

Silicon Zener Diode Rating and Characteristic Curves:

Fig. 1. Maximum Continuous Power Derating

DO-214AC/SMA Package Outline Silicon Zener Diode Dimensions:

SMA Package Silicon Zener Diode 1SMA4728A 1W 3.3V Admissible Zener Current 285mA 2

DO-214AC/SMA Package Silicon Zener Diode Ordering Information:

Silicon Zener Diode Part Number	Component Package	Silicon Zener Diode Quantity
1SMA4728A~1SMA4764A	DO-214AC/SMA	5000 PCS

SMA Package Silicon Zener Diode 1SMA4728A 1W 3.3V Admissible Zener Current 285mA 3

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Contact Person :	Sun
Tel :	+8618126201429
Fax :	86-755-88362681

SMA Package Silicon Zener Diode 1SMA4728A 1W 3.3V Admissible Zener Current 285mA

1W Zener Diode

Zener Diode 285mA

1SMA4728A

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