ADM666AAN datasheet(2/9 Pages) AD

Part #	ADM666AAN

Description	Tri-Mode: 3.3 V, 5 V, Adjustable Micropower Linear Voltage Regulators

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REV. 0

–2–

(VIN = +9 V, TA = TMIN to TMAX, unless otherwise noted)

ABSOLUTE MAXIMUM RATINGS*

(TA = +25°C unless otherwise noted)

Input Voltage, VIN

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . +18 V

Terminal Voltage

(ADM663A) Pins 1, 3, 5, 6, 7

. . . . . . . . . . . . . . . . . . . . . . (GND – 0.3 V) to (VIN + 0.3 V)

(ADM666A) Pins 1, 2, 3, 5, 6

. . . . . . . . . . . . . . . . . . . . . . . (GND – 0.3 V) to (VIN + 0.3 V)

(ADM663A) Pin 2 . . . . . . . . (GND – 0.3 V) to (VOUT1 + 0.3 V)

(ADM666A) Pin 7 . . . . . . . . . . . . . . (GND – 0.3 V) to +16.5 V

Output Source Current

(ADM663A, ADM666A) Pin 2 . . . . . . . . . . . . . . . . . . 100 mA

(ADM663A) Pin 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 mA

Output Sink Current, Pin 7 . . . . . . . . . . . . . . . . . . . . . . –20 mA

Power Dissipation, N-8 . . . . . . . . . . . . . . . . . . . . . . . . 800 mW

(Derate 8.3 mW/

°C above +30°C)

θ

JA, Thermal Impedance

. . . . . . . . . . . . . . . . . . . . . . 120

°C/W

ADM663A/ADM666A–SPECIFICATIONS

Power Dissipation, R-8 . . . . . . . . . . . . . . . . . . . . . . . . 570 mW

(Derate 6 mW/

°C above +30°C)

θ

JA, Thermal Impedance . . . . . . . . . . . . . . . . . . . . . 170°C/W

Operating Temperature Range

Industrial (A Version) . . . . . . . . . . . . . . . . . –40

°C to +85°C

Storage Temperature Range . . . . . . . . . . . . –65

°C to +150°C

Lead Temperature (Soldering, 10 sec) . . . . . . . . . . . . . +300

°C

Vapor Phase (60 sec) . . . . . . . . . . . . . . . . . . . . . . . . +215

°C

Infrared (15 sec) . . . . . . . . . . . . . . . . . . . . . . . . . . . . +220

°C

ESD Rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . >5000 V

*This is a stress rating only and functional operation of the device at these or any

other conditions above those indicated in the operation sections of this specifica-

tion is not implied. Exposure to absolute maximum rating conditions for extended

periods of time may affect reliability.

Parameter

Min

Typ

Max

Units

Test Conditions/Comments

Input Voltage, VIN

2.0

16.5

V

Quiescent Current, IQ

69

µA

No Load, VIN = +16.5 V

Output Voltage, VOUT(2) (+5 V Mode)

4.75

5.0

5.25

V

VSET = GND

Output Voltage, VOUT(2) (+3.3 V Mode)

3.135

3.3

3.465

V

VSET = VIN

Dropout Voltage, VDO

0.75

0.9

V

IOUT = 40 mA, VOUT = +14.5 V

Dropout Voltage, VDO

1.0

1.2

V

IOUT = 100 mA, VOUT = +14.5 V

Line Regulation (

∆V

OUT(2)/

∆V

IN)

0.03

0.35

%/V

+2 V

≤ V

IN

≤ +15 V, V

OUT = VREF

Load Regulation

VIN = (VOUT +3 V), 1 mA

≤ I

OUT(2)

≤ 100 mA

∆V

OUT(2);(∆VOUT(2)/∆IOUT(2))

0.3

1.0

Ω

VSET = GND (Fixed +5 V Output)

0.15

0.35

Ω

VSET = VIN (Fixed +3.3 V Output)

0.15

0.30

Ω

VSET = Resistive Divider (Adjustable Output)

∆V

OUT1;(∆VOUT1/∆IOUT1)

0.25

1.2

Ω

ADM663A, 50

µA ≤ I

OUT1 ≤ 10 mA

Reference Voltage, VSET

1.27

1.33

V

TA = +25

°C, V

OUT = VSET

Reference Tempco (

∆V

SET/

∆T)

±100

ppm/

°C

VSET Internal Threshold

VF/A Low

50

mV

VSET < VF/A Low for +5 V Output

VF/A High

VIN – 50

mV

VSET > VF/A High for +3.3 V Output

VSET Input Current, ISET

±0.01

±10

nA

Shutdown Input Voltage, VSHDN

1.4

V

VSHDN High = Output Off

0.3

V

VSHDN Low = Output On

Shutdown Input Current, ISHDN

±0.01

±10

nA

SENSE Input Threshold, VOUT – VSENSE

0.5

V

Current Limit Threshold

SENSE Input Resistance, RSENSE

3M

Ω

Input-Output Saturation Resistance, RSAT

ADM663A, VOUT1

200

400

Ω

VIN = +2 V, IOUT = 1 mA

20

40

Ω

VIN = +9 V, IOUT = 10 mA

20

30

Ω

VIN = +15 V, IOUT = 10 mA

Output Current, IOUT(2)

100

mA

+3 V

≤ V

IN

≤ +16.5 V, V

IN – VOUT = +1.5 V

Minimum Load Current, IL (MIN)

1.0

µA

LBI Input Threshold

Low Going

1.1

1.26

V

ADM666A

High Going

1.29

1.42

V

ADM666A

Hysteresis

30

mV

ADM666A

LBI Input Current, ILBI

±0.01

±10

nA

ADM666A

LBO Output Saturation Resistance, RSAT

20

30

Ω

ADM666A, ISAT = 2 mA

LBO Output Leakage Current

0.2

nA

ADM666A, LBI = 1.4 V

VTC Open Circuit Voltage, VTC

0.9

V

ADM663A

VTC Sink Current, ITC

8.0

2.0

mA

ADM663A

VTC Temperature Coefficient

+2.5

mV/

°C

ADM663A

Specifications subject to change without notice.

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