PVX003A0X3-SRZ 参数 Datasheet PDF下载

Preliminary Data Sheet

January 19, 2012

3A Analog Pico DLynx

TM

: Non-isolated DC-DC Power Modules

3 – 14.4Vdc input; 0.6Vdc to 5.5Vdc output; 3A output current

Electrical Specifications

(continued)

Parameter

Output Voltage Set-point (with 0.1% tolerance for

external resistor used to set output voltage)

Output Voltage (Over all operating input voltage, resistive

load, and temperature conditions until end of life)

Adjustment Range (selected by an external resistor)

(Some output voltages may not be possible depending

on the input voltage – see Feature Descriptions Section)

Remote Sense Range

Output Regulation (for V

O

≥

2.5Vdc)

Line (V

IN

=V

IN, min

to V

IN, max

)

Load (I

O

=I

O, min

to I

O, max

)

Output Regulation (for V

O

< 2.5Vdc)

Line (V

IN

=V

IN, min

to V

IN, max

)

Load (I

O

=I

O, min

to I

O, max

)

Temperature (T

ref

=T

A, min

to T

A, max

)

Output Ripple and Noise on nominal output

(V

IN

=V

IN, nom

and I

O

=I

O, min

to I

O, max

Co = 0.1μF // 22

μF

ceramic capacitors)

Peak-to-Peak (5Hz to 20MHz bandwidth)

RMS (5Hz to 20MHz bandwidth)

External Capacitance

1

TM

Device

All

All

All

All

All

All

All

All

All

Symbol

V

O, set

V

O, set

V

O

Min

-1.0

-3.0

0.6

Typ

Max

+1.0

Unit

% V

O, set

% V

O, set

Vdc

Vdc

% V

O, set

mV

mV

mV

% V

O, set

⎯

+3.0

5.5

0.5

⎯

⎯

⎯

⎯

⎯

+0.4

10

5

10

0.4

All

All

⎯

50

20

100

38

mV

pk-pk

mV

rms

Without the Tunable Loop

ESR

≥

1 mΩ

With the Tunable Loop

ESR

≥0.15

mΩ

ESR

≥

10 mΩ

TM

All

All

All

All

All

All

V

O,set

= 0.6Vdc

(8Vin)

V

O, set

= 1.2Vdc

V

O,set

= 1.8Vdc

V

O,set

= 2.5Vdc

V

O,set

= 3.3Vdc

V

O,set

= 5.0Vdc

C

O, max

C

O, max

C

O, max

I

o

I

O, lim

I

O, s/c

10

10

10

0

⎯

⎯

⎯

22

TBD

TBD

3

μF

μF

μF

Adc

% I

o,max

Arms

Output Current (in either sink or source mode)

Output Current Limit Inception (Hiccup Mode)

(current limit does not operate in sink mode)

Output Short-Circuit Current

(V

O

≤250mV)

( Hiccup Mode )

Efficiency

V

IN

= 12Vdc, T

A

=25°C

I

O

=I

O, max ,

V

O

= V

O,set

200

0.5

η

η

η

η

η

η

f

sw

⎯

75

82.8

88.2

89.9

91.6

93.9

600

⎯

%

%

%

%

%

%

kHz

Switching Frequency

1

All

TM

External capacitors may require using the new Tunable Loop feature to ensure that the module is stable as well as

TM

getting the best transient response. See the Tunable Loop section for details.

LINEAGE

POWER

3