Rev1.0

Preliminary and all contents are subject to change without prior notice.

© Seaward Electronics, Inc., • www.seawardinc.com.cn • Page

3

9/4/2012

SE8803

Dual-Output Low Quiescent Current LDO

Recommended Operating Conditions

Parameter

Symbol

Value

Units

Supply Input Voltage

7.0 to +22

V

13 to +28

V

Junction Temperature

-40 to +85

°C

Electrical Characteristics

μF; C

μF ;T

Symbol

Parameter

Conditions

SE8803

Unit

Min

Typ

Max

Output Voltage

4.9

5

5.1

V

11.368

11.6

11.832

V

ΔV

O1

Line Regulation

7V

≤ V

IN1

≤ 20V

--

0.07

--

%/V

ΔV

O2

13V

≤ V

IN2

≤ 26V

--

0.11

--

%/V

ΔV

O1

Load Regulation

1mA

≤ I

O1

≤ 50mA

--

50

--

mV

ΔV

O2

10mA

≤ I

O2

≤150mA

--

320

--

mV

Quiescent Current

--

0.65

--

mA

2.21

mA

1.7

mA

ΔI

Q1

Quiescent Current

Change

7V

≤ V

IN

≤ 20V

--

0.32

--

mA

13V

≤ V

IN

≤ 24V

--

0.56

--

mA

Dropout Voltage

ΔV

-

0.82

--

V

ΔV

-

0.82

--

V

Peak Output Current

50

60

--

mA

90

100

--

mA

150

200

--

mA

ΔV

O1

/ΔT

Average Output Voltage

Tempco

--

0.1

--

mV/°C

ΔV

O2

/ΔT

--

0.8

--

mV/°C

Thermal Protection

Temperature

--

150

--

°C

Minimum Value of Input

Voltage Required to

Maintain Line Regulation

5.8

6.2

--

V

--

13

--

V