K7803-1000 datasheet, PDF - EEWORLD Datasheet

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K7803-1000: DescriptionNumber of voltage output groups: 1 Maximum input voltage: 28V or 25V Output voltage: 3.3V or -3.3V Output current (maximum value/full load): 1A or -600mA DC-DC module, supports negative output, input range: 4.75~ 28V, output: 3.3V/1000mA; input range: 4.75~25V, output: -3.3V/-600mA; CategoryPower/power management DC - DC power supply module; File Size334KB，5 Pages; ManufacturerMORNSUN; Websitehttp://www.mornsun-power.com

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K7803-1000 Overview

Number of voltage output groups: 1 Maximum input voltage: 28V or 25V Output voltage: 3.3V or -3.3V Output current (maximum value/full load): 1A or -600mA DC-DC module, supports negative output, input range: 4.75~ 28V, output: 3.3V/1000mA; input range: 4.75~25V, output: -3.3V/-600mA

K7803-1000 Parametric

Parameter Name	Attribute value
Power module type	Linear Regulator Replacement
Number of voltage output groups	1
Conversion efficiency	90% or 80% - Minimum (Vin)
Minimum input voltage	4.75V
Maximum input voltage	28V or 25V
Isolation voltage	-
Total output power	-
The output voltage	3.3V or -3.3V
Output current (max/full load)	1A or -600mA

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DC/DC

模块电源

K78xx-1000(L)系列

½电压输入，非隔离稳压单路输出

产品特点

效率高达

97%

工½温度：-40℃½+85℃

引脚与

LM78XX

系列兼容

短路保护，过热保护

½纹波、噪声

超小型

SIP

封装，满足

UL94-V0

要求

无需外加散热片

½际标准引脚方式

MTBF>2,000,000

小时

完美支持负输出

专利保护

RoHS

K78xx-1000（L）系列产品是高效率的开关稳压器，是 K78XX

系列三端线性稳压器的理想替代品。它效率高，损耗小，发热½，

用时无需外加散热片。产品广泛应用于工控、电力、仪表等多个行业。

选型表

产品型号

K7801-1000(L)

K78X2-1000(L)

K7803-1000(L)

K7805-1000(L)

K78X6-1000(L)

K7809-1000(L)

K7812-1000(L)

K7815-1000(L)

输入电压(VDC)

标称值

输出

输出电压(VDC)

1.5

-1.5

1.8

-1.8

3.3

-3.3

5.0

-5.0

6.5

-6.5

9.0

-9.0

-12

-15

效率(%/Typ.)

最小(Vin)/最大

80/71

72/71

83/74

74/73

90/83

80/82

93/88

82/85

94/90

87/87

95/92

87/90

96/94

87/90

97/94

87/91

1000

-800

1000

-800

1000

-600

1000

-600

1000

-400

1000

-400

1000

-300

1000

-300

最大容性

负½½(

μF

)

1000

680

1000

680

1000

680

1000

680

1000

680

1000

680

1000

680

1000

680

范围值

4.75-26

4.75-24

4.75-26

4.75-24

4.75~28

4.75-25

6.5~32

7-27

9.0~32

7-25

12~32

7-23

16~32

7-20

20~32

7-17

输出电流(mA)

注：90°弯脚产品型号加“L”，如

K7805-1000L。

输入特性

项目

空½½功耗

反接输入

输入滤波器

工½条件

输入电压范围

Min.

Typ.

0.19

禁止

电容滤波

Max.

0.256

单½

输出特性

项目

输出电压精度

线性调节率

负½½调节率

纹波&噪声*

工½条件

100%

负½½，输入电压范围

输入电压范围

从

10%到 100%的负½½

20MHz

带½(参考图

正输出

负输出

Min.

Typ.

±2

±0.2

±0.4

Max.

±3

±0.4

±0.6

单½

mVp-p

2014.10.08-B/3

第

页共

页

该版权及产品最终解释权½广州金升阳科技有限公司所有

K7803-1000 Related Products

	K7803-1000	K7803-1000(L)	K7805-1000
Description	Number of voltage output groups: 1 Maximum input voltage: 28V or 25V Output voltage: 3.3V or -3.3V Output current (maximum value/full load): 1A or -600mA DC-DC module, supports negative output, input range: 4.75~ 28V, output: 3.3V/1000mA; input range: 4.75~25V, output: -3.3V/-600mA	Number of voltage output groups: 1 Maximum input voltage: 28V or 25V Output voltage: 3.3V or -3.3V Output current (maximum value/full load): 1A or -600mA DC-DC module, supports negative output, input range: 4.75~ 28V, output: 3.3V/1000mA; input range: 4.75~25V, output: -3.3V/-600mA
Power module type	Linear Regulator Replacement	Linear Regulator Replacement	-
Number of voltage output groups	1	1	-
Conversion efficiency	90% or 80% - Minimum (Vin)	90% or 80% - Minimum (Vin)	-
Minimum input voltage	4.75V	4.75V	-
Maximum input voltage	28V or 25V	28V or 25V	-
The output voltage	3.3V or -3.3V	3.3V or -3.3V	-
Output current (max/full load)	1A or -600mA	1A or -600mA	-

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