LMZ23610

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SNVS707C – MARCH 2011 – REVISED MAY 2011

ELECTRICAL CHARACTERISTICS (continued)

to +125°C. Minimum and Maximum limits are specified through test, design or statistical correlation. Typical values represent

Min

Typ

Max

Symbol

Parameter

Conditions

Units

(1)

(2)

(1)

Regulation and Over-Voltage Comparator

In-regulation feedback voltage

0.775

0.795

0.815

V

Feedback over-voltage protection

0.86

V

threshold

Feedback input bias current

5

nA

Non Switching Quiescent Current

SYNC = 3.0V

3

mA

Shut Down Quiescent Current

32

μA

Maximum Duty Factor

85

%

Thermal Characteristics

Thermal Shutdown

Rising

165

°C

Thermal shutdown hysteresis

Falling

15

°C

Natural Convection

9.9

°C/W

225 LFPM

6.8

500 LFPM

5.2

Junction to Case

1.0

°C/W

Output voltage ripple

BW@ 20 MHz

24

Line regulation

±0.2

%

Load regulation

1

mV/A

η

Peak efficiency

89.5

%

η

Full load efficiency

87.5

%

(3)

Theta JA measured on a 3.0” x 3.5” four layer board, with two ounce copper on outer layers and one ounce copper on inner layers, two

hundred and ten 12 mil thermal vias, and 2W power dissipation. Refer to evaluation board application note layout diagrams.

(4)

Refer to BOM in Typical Application Bill of Materials.

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