APTH012A0X_10 datasheet(3/23 Pages) LINEAGEPOWER

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Data Sheet

October 27, 2010

Micro TLynxTM: Non-isolated DC-DC Power Modules:

2.4 – 5.5Vdc input; 0.6Vdc to 3.63Vdc output; 12A output current

LINEAGE POWER

Electrical Specifications (continued)

Parameter

Device

Symbol

Min

Typ

Max

Unit

Output Voltage Set-point

All

VO, set

-1.5

+1.5

% VO, set

Output Voltage

All

VO, set

-3.0

⎯

+3.0

% VO, set

(Over all operating input voltage, resistive load,

and temperature conditions until end of life)

Adjustment Range

All

0.6

3.63

Vdc

Selected by an external resistor

Output Regulation (for VO ≥ 2.5Vdc)

Line (VIN=VIN, min to VIN, max)

All

⎯

0.4

% VO, set

Load (IO=IO, min to IO, max)

All

⎯

Output Regulation (for VO < 2.5Vdc)

Line (VIN=VIN, min to VIN, max)

All

⎯

Load (IO=IO, min to IO, max)

All

⎯

Temperature (Tref=TA, min to TA, max)

All

⎯

0.4

% VO, set

Remote Sense Range

All

0.5

Output Ripple and Noise on nominal output

(VIN=VIN, nom and IO=IO, min to IO, max Co = 0.1μF //

10 μF ceramic capacitors)

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

All

⎯

mVpk-pk

RMS (5Hz to 20MHz bandwidth)

All

⎯

mVrms

External Capacitance

Without the Tunable Loop

ESR ≥ 1 mΩ

All

CO, max

⎯

200

μF

With the Tunable Loop

ESR ≥ 0.15 mΩ

All

CO, max

⎯

1000

μF

ESR ≥ 10 mΩ

All

CO, max

⎯

5000

μF

Output Current

All

Adc

Output Current Limit Inception (Hiccup Mode )

All

IO, lim

200

% Io,max

Output Short-Circuit Current

All

IO, s/c

% Io,max

(VO≤250mV) ( Hiccup Mode )

Efficiency

VO,set = 0.6Vdc

75.0

VIN= 3.3Vdc, TA=25°C

VO, set = 1.2Vdc

85.5

IO=IO, max , VO= VO,set

VO,set = 1.8Vdc

89.9

VO,set = 2.5Vdc

92.7

Vin=5Vdc

VO,set = 3.3Vdc

94.6

Switching Frequency

All

fsw

⎯

600

⎯

kHz

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

getting the best transient response. See the Tunable Loop

TM section for details.

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