ADM663A/ADM666A–SPECIFICATIONS (V = +9 V, T = T
MIN to TMAX, unless otherwise noted)
IN
A
Parameter
Min
Typ
Max
Units
Test Conditions/Comments
Input Voltage, VIN
Quiescent Current, IQ
Output Voltage, VOUT(2) (+5 V Mode)
Output Voltage, VOUT(2) (+3.3 V Mode)
Dropout Voltage, VDO
2.0
16.5
9
5.25
3.465
0.9
V
µA
V
V
V
6
No Load, VIN = +16.5 V
VSET = GND
VSET = VIN
4.75
3.135
5.0
3.3
0.75
1.0
0.03
IOUT = 40 mA, VOUT = +14.5 V
IOUT = 100 mA, VOUT = +14.5 V
+2 V ≤ VIN ≤ +15 V, VOUT = VREF
VIN = (VOUT +3 V), 1 mA ≤ IOUT(2) ≤ 100 mA
VSET = GND (Fixed +5 V Output)
Dropout Voltage, VDO
Line Regulation (∆VOUT(2)/∆VIN
1.2
0.35
V
%/V
)
Load Regulation
∆VOUT(2);(∆VOUT(2)/∆IOUT(2)
)
0.3
1.0
Ω
0.15
0.15
0.25
0.35
0.30
1.2
Ω
Ω
Ω
V
V
SET = VIN (Fixed +3.3 V Output)
VSET = Resistive Divider (Adjustable Output)
∆VOUT1;(∆VOUT1/∆IOUT1
Reference Voltage, VSET
Reference Tempco (∆VSET/∆T)
SET Internal Threshold
)
ADM663A, 50 µA ≤ IOUT1 ≤ 10 mA
TA = +25°C, VOUT = VSET
1.27
1.4
1.33
±100
ppm/°C
V
V
V
F/A Low
F/A High
50
VIN – 50
±0.01 ±10
mV
mV
nA
V
VSET < VF/A Low for +5 V Output
VSET > VF/A High for +3.3 V Output
V
SET Input Current, ISET
Shutdown Input Voltage, VSHDN
VSHDN High = Output Off
0.3
V
VSHDN Low = Output On
Shutdown Input Current, ISHDN
SENSE Input Threshold, VOUT – VSENSE
SENSE Input Resistance, RSENSE
Input-Output Saturation Resistance, RSAT
ADM663A, VOUT1
±0.01 ±10
0.5
3
nA
V
MΩ
Current Limit Threshold
200
20
400
40
Ω
Ω
Ω
VIN = +2 V, IOUT = 1 mA
V
V
IN = +9 V, IOUT = 10 mA
IN = +15 V, IOUT = 10 mA
20
30
Output Current, IOUT(2)
Minimum Load Current, IL (MIN)
LBI Input Threshold
Low Going
High Going
Hysteresis
LBI Input Current, ILBI
LBO Output Saturation Resistance, RSAT
LBO Output Leakage Current
100
1.1
mA
µA
+3 V ≤ VIN ≤ +16.5 V, VIN – VOUT = +1.5 V
1.0
1.26
1.29
30
V
V
ADM666A
ADM666A
ADM666A
ADM666A
ADM666A, ISAT = 2 mA
ADM666A, LBI = 1.4 V
ADM663A
ADM663A
ADM663A
1.42
mV
nA
Ω
nA
V
±0.01 ±10
20
30
0.2
0.9
8.0
+2.5
V
V
TC Open Circuit Voltage, VTC
TC Sink Current, ITC
2.0
mA
mV/°C
VTC Temperature Coefficient
Specifications subject to change without notice.
ABSOLUTE MAXIMUM RATINGS*
(TA = +25°C unless otherwise noted)
Power Dissipation, R-8 . . . . . . . . . . . . . . . . . . . . . . . . 570 mW
(Derate 6 mW/°C above +30°C)
θJA, Thermal Impedance . . . . . . . . . . . . . . . . . . . . . 170°C/W
Operating Temperature Range
Input Voltage, VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +18 V
Terminal Voltage
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
(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)
*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.
θJA, Thermal Impedance . . . . . . . . . . . . . . . . . . . . . . 120°C/W
–2–
REV. 0
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