PS200

DS21891B-page 16

© 2005 Microchip Technology Inc.

5.3

DC Characteristics

5.4

Shunt Regulator

TABLE 5-1:

SHUNT REGULATOR SPECIFICATIONS

DC CHARACTERISTICS

Standard Operating Conditions (unless otherwise stated)

Operating temperature

-40°C to +85°C

Param

No.

Sym

Characteristic

Min

Typ†

Max

Units

Conditions

D001B

D001C

Supply Voltage

2.0

4.5

—

—

5.0

5.0

V

V

D002

1.5*

—

—

V

Device in Sleep mode

D003

internal Power-on Reset signal

—

V

See section on Power-on Reset

for details

D004

Power-on Reset signal

0.05*

—

—

V/ms See section on Power-on Reset

for details

D005

Brown-out Detect

—2.1

—

V

D010S

——

—

mA

to shunt regulator.

D020

—2.9

TBD

nA

Legend: TBD = To Be Determined

*

These parameters are characterized but not tested.

† Data in “Typ” column is at 5.0V, 25°C unless otherwise stated. These parameters are for design guidance

only and are not tested

Note 1:

2:

3:

The power-down current in Sleep mode does not depend on the oscillator type. Power-down current is

Shunt Regulator Specifications

Standard Operating Conditions (unless otherwise stated)

Operating temperature -40°C to +125°C

Characteristic

Sym

Min

Typ

Max

Units

Comments

Shunt Voltage

4.75

—

5.25

Volts

Shunt Current

4—

50

mA

Shunt Resistance

——

3

Ω

Settling Time*

—

—

150

ns

To 1% of final value

Load Capacitance

0.01

—

10

μF

Bypass capacitor on

Regulator Operating Current

—180

—

μA

Includes band gap

reference current

*

These parameters are characterized but not tested.

Note:

The

Δ current is the additional current consumed when this peripheral is enabled. This current should be