ADM660 datasheet(2/12 Pages) AD

2 / 12 page

REV. B

–2–

ADM660/ADM8660–SPECIFICATIONS

Parameter

Min

Typ

Max

Unit

Test Conditions/Comments

Input Voltage, V+

RL = 1 k

3.5

7.0

Inverting Mode, LV = Open

1.5

7.0

Inverting Mode, LV = GND

2.5

7.0

Doubling Mode, LV = OUT

Supply Current

No Load

0.6

FC = Open (ADM660), GND (ADM8660)

2.5

4.5

FC = V+, LV = Open

Output Current

100

Output Resistance (ADM660)

IL = 100 mA

Output Resistance (ADM8660)

IL = 100 mA, TA = 25

∞C

Output Resistance (ADM8660)

16.5

IL = 100 mA, TA = –40

∞C to +85∞C

Charge-Pump Frequency

kHz

FC = Open (ADM660), GND (ADM8660)

120

kHz

FC = V+

OSC Input Current

±5

mAFC = Open (ADM660), GND (ADM8660)

±25

mAFC = V+

Power Efficiency (FC = Open) (ADM660)

RL = 1 k

W Connected from V+ to OUT

Power Efficiency (FC = Open) (ADM8660)

RL = 1 k

W Connected from V+ to OUT,

TA = +25

∞C

Power Efficiency (FC = Open) (ADM8660)

88.5

RL = 1 k

W Connected from V+ to OUT,

TA = –40

∞C to +85∞C

Power Efficiency (FC = Open) (ADM660)

RL = 500

W Connected from OUT to GND

Power Efficiency (FC = Open) (ADM8660)

RL = 500

W Connected from OUT to GND,

TA = +25

∞C

Power Efficiency (FC = Open) (ADM8660)

88.5

RL = 500

W Connected from OUT to GND,

TA = –40

∞C to +85∞C

Power Efficiency (FC = Open)

81.5

IL = 100 mA to GND

Voltage Conversion Efficiency

99.96

No Load

Shutdown Supply Current, ISHDN

0.3

ADM8660, SHDN = V+

Shutdown Input Voltage, VSHDN

2.4

SHDN High = Disabled

0.8

SHDN Low = Enabled

Shutdown Exit Time

500

msIL = 100 mA

*C1 and C2 are low ESR (<0.2

W) electrolytic capacitors.

High ESR degrade performance.

Specifications subject to change without notice.

(V+ = +5 V, C1, C2 = 10 F,* TA = TMIN to TMAX, unless

otherwise noted.)

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