H7818AE datasheet(2/3 Pages) HSMC

Part #	H7818AE

Description	3-TERMINAL POSITIVE VOLTAGE REGULATOR

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Manufacturer	HSMC [Hi-Sincerity Mocroelectronics]

Direct Link	http://www.hsmc.com.tw

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2 / 3 page

HI-SINCERITY

MICROELECTRONICS CORP.

Spec. No. : HE200109

Issued Date : 1998.07.01

Revised Date : 2001.12.17

Page No. : 2/3

H7818AE, H7818BE

HSMC Product Specification

Electrical Characteristics

Vin=27V, Io=500mA, 0

°C≤Tj≤125°C (unless otherwise noted)

H7818AE

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Tj=25

°C

17.46

18

18.54

Vo

Output Voltage

PD

≤15W, 5mA≤Io≤1A

17.46

18

18.54

V

Tj=25

°C, 21V≤Vin≤33V

-

15

360

∆Vo

Line Regulation

Tj=25

°C, 24V≤Vin≤30V

-

180

mV

5mA

≤Io≤1.5A

-

360

∆Vo

Load Regulation

250mA

≤Io≤750mA

-

5

180

mV

IQ

Quiescent Current

Io

≤1A, Tj=25°C

-5.5

8

mA

5mA

≤Io≤1A

--

0.5

∆IQ

Quiescent Current

Change

21V

≤Vin≤33V

--

1.3

mA

Vn

Output Noise Voltage

Ta=25

°C, 10Hz≤f≤100KHz

-110

-

uV

RR

Ripple Rejection

28V

≤Vin≤38V, f=120Hz

53

69

-

dB

VD

Dropout Voltage

Tj=25

°C, Io=1A

-2

-

V

Isc

Short Circuit Current

Tj=25

°C, Vi=35V

-1.5

-

A

Ipk

Peak Output Current

Tj=25

°C

1.7

-

A

∆Vo / ∆T

Average Tc of Vout

0

°C≤Tj≤+125°C, Io=5mA

--1-

mV/

°C

H7818BE

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Tj=25

°C

17.28

18

18.72

Vo

Output Voltage

PD

≤15W, 5mA≤Io≤1A

17.1

18

18.9

V

Tj=25

°C, 21V≤Vin≤33V

-

15

360

∆Vo

Line Regulation

Tj=25

°C, 24V≤Vin≤30V

-

180

mV

5mA

≤Io≤1.5A

-

360

∆Vo

Load Regulation

250mA

≤Io≤750mA

-

5

180

mV

IQ

Quiescent Current

Io

≤1A, Tj=25°C

-5.5

8

mA

5mA

≤Io≤1A

--

0.5

∆IQ

Quiescent Current

Change

21V

≤Vin≤33V

--

1.3

mA

Vn

Output Noise Voltage

Ta=25

°C, 10Hz≤f≤100KHz

-110

-

uV

RR

Ripple Rejection

28V

≤Vin≤38V, f=120Hz

53

69

-

dB

VD

Dropout Voltage

Tj=25

°C, Io=1A

-2.5

-

V

Isc

Short Circuit Current

Tj=25

°C, Vi=35V

-1.5

-

A

Ipk

Peak Output Current

Tj=25

°C

1.7

-

A

∆Vo / ∆T

Average Tc of Vout

0

°C≤Tj≤+125°C, Io=5mA

--1-

mV/

°C

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