Advanced Monolithic Systems, Inc.

6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140

AMS500

ELECTRICAL CHARACTERISTICS

µF unless otherwise specified.

AMS500-X

PARAMETER

CONDITIONS

(Note 2)

Min.

Typ.

Max.

Units

Adjustable Version

Reference Voltage

1.20

1.235

1.27

V

≤ 100 mA, -40°C ≤T

J

≤ 125°C,

1.180

1.235

1.290

V

Output Voltage Range

2

24

V

Line Regulation

6V

≤V

IN

≤ 25V

.02

1.5

mV/V

Load Regulation

5mA

≤I

O

≤ 100 mA

5mA

≤10 ≤ 200 mA

5mA

≤10 ≤ 350 mA

5mA

≤10 ≤ 500 mA

0.3

0.5

1.0

1.0

0.5

1

1.5

2.0

%

%

%

%

Dropout Voltage

I

O

= 100 mA

I

O

= 200 mA

I

O

= 350 mA

I

O

= 500 mA

0.05

0.3

0.5

0.6

0.40

0.50

0.60

0.80

V

V

V

V

Quiescent Current

I

O

= 0 mA,

I

O

= 100 mA

I

O

= 200 mA

I

O

= 350 mA

0.18

2.0

5.0

12

0.5

4

10

mA

mA

mA

mA

Output Noise Voltage

10Hz-100kHz

100

µV

Output Bypass Capacitor

ESR=0.1 to 10

Ω

10

µF

Long Term Stability

T =1000hr

0.4

%/1000hr

Ripple Rejection

0.02

dB

Maximum Operational Input

Voltage

21

22

V

Maximum Line Transient

≤ 1.5V

T = 1ms,

τ ≤100ms

35

40

V

On/Off Threshold Voltage

On

Off

2.5

1.8

2.0

1.5

V

V

On/Off Threshold Current

35

60

µA

Note 1: Absolute Maximum Ratings are limits beyond which damage to the device may occur. For guaranteed performance limits and associated test conditions, see

the Electrical Characteristics tables.

Note 2: To ensure constant junction temperature, low duty cycle pulse testing is used.

°C.

θ

ambient temperature TA. The maximum allowable power dissipation at any ambient temperature is calculated using:

A

-

J

A

J

T

-

(MAX)

T

P(MAX)

θ

=

Where the value of the junction-to-ambient thermal resistance are as follows: 195

°C/W for TO-92 (N), 110°C/W for SOT-89 (L) and 220°C/W for 5 lead SOT-23.