8205 datasheet(3/8 Pages) ALLEGRO

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8205

LOW-DROPOUT

REGULATORS

www.allegromicro.com

ELECTRICAL CHARACTERISTICS at T

A = +25°C, VE = VI (unless otherwise noted).

Limits

Characteristic

Symbol

Test Conditions

Min.

Typ.

Max.

Units

Output Voltage

I ≥ VO(nom) + 1 V, 1 mA ≤ IO ≤ 150 mA*,

reference specified V

O(nom)

—

0.0

±1.5

Output Volt. Temp. Coeff.

I = 6 V, IO = 10 mA, TJ ≤ 125°C

—

ppm/

°C

Line Regulation

∆V

∆VI)

O(nom) + 1 V ≤ VI ≤ 7 V, IO = 3 mA

—

±1.5

Load Regulation

∆V

∆IO)

I = VO(nom) + 1 V, 1 mA ≤ IO ≤ 150 mA*

—

±1.5

I = 7 V, 1 mA ≤ IO ≤ 150 mA*

—

±1.5

Dropout Voltage

Imin - VO

O = 100 mA

—

200

Ground Terminal Current

GND

I = VO(nom) + 1 V, IO = 1 mA

—

µA

I = VO(nom) + 1 V, IO = 150 mA*

—

µA

I = 7 V, IO = 1 mA

—

µA

I = 7 V, IO = 150 mA*

—

µA

I ≤ 7 V, VE ≤ 0.8 V, IO = 0 mA

—

1.0

µA

ENABLE Input Voltage

I ≥ VO(nom) + 1 V, Output ON

2.0

—

I ≥ VO(nom) + 1 V, Output OFF

—

0.4

ENABLE Input Current

E = VI = 7 V

—

±1.0

µA

Internal Reference Voltage

REF

—

1.26

—

ADJUST Input Current

ADJ

A8205SLH-ADJ only

—

0.10

—

µA

Rejection Ratio

PSRR

I = VO(nom) + 1.5 V, Vi = 100 mV,

O = 30 mA, f = 60 Hz

—

Output Noise

10 Hz

≤ f ≤ 100 kHz, I

O = 10 mA, CO = 10 µF

—

0.5

—

µV/√Hz

Typical values are at T

A = +25°C and are given for circuit design information only.

* Pulse test (

≤20 ms). See previous page for duty cycle limitations.

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