AMS317 Datasheet, PDF (2/8 Pages) Advanced Monolithic Systems – 1A LOW DROPOUT VOLTAGE REGULATOR

AMS317
ABSOLUTE MAXIMUM RATINGS (Note 1)
Power Dissipation
Internally limited
Input Voltage
25V
Operating Junction Temperature Range
AMS317A
-40°C to +125°C
AMS317
0°C to +125°C
Storage temperature
- 65°C to +150°C
Soldering information
Lead Temperature (10 sec)
300°C
Thermal Resistance
TO-220 package
ϕ _JA= 50°C/W
TO-263 package
ϕ _JA= 30°C/W
TO-252 package
ϕ _JA= 80°C/W
SOT-223 package
ϕ _JA= 90°C/W*
* With package soldering to copper area over backside ground
plane or internal power plane ϕ JA can vary from 46°C/W to
>90°C/W (for SOT-223) (20°C/W to >40°C/W for TO-263)
depending on mounting technique and the size of the copper
area.
ELECTRICAL CHARACTERISTICS
Electrical Characteristics at I_OUT = 10 mA, (V_IN - V_OUT) = 5V, and T_J = +25°C unless otherwise specified.
Parameter
Reference Voltage
(Note 2)
Output Voltage
(Note 2)
Line Regulation
Load Regulation
(Notes 2, 3)
Current Limit
Device
Conditions
AMS317
AMS317-1.8
AMS317-2.5
AMS317-2.85
AMS317-3.3
AMS317-5.0
AMS317
AMS317
IOUT = 10 mA
10mA ≤ IOUT ≤ IMAX, 3V≤ (VIN - VOUT) ≤ 25V
0 ≤ IOUT ≤ IMAX, 3.3V≤ VIN ≤ 25V
0 ≤ IOUT ≤ IMAX , 4.0V≤ VIN ≤ 25V
0 ≤ IOUT ≤ IMAX , 4.35V≤ VIN ≤ 25V
0 ≤ IOUT ≤ IMAX, 4.75V ≤ VIN ≤ 25V
0 ≤ IOUT ≤ IMAX , 6.5V ≤ VIN ≤ 25V
ILOAD = 10 mA , 3V≤ (VIN - VOUT) ≤ 25V
10mA ≤ IOUT ≤ IMAX
AMS317/-1.8/-
(VIN - VOUT) = 5V
2.5/-2.85/-3.3/-5.0
AMS317A
Min Typ Max
1.238 1.250 1.262
1.225 1.250 1.270
1.782 1.800 1.818
1.764 1.800 1.836
2.475 2.500 2.525
2.460 2.500 2.560
2.82 2.850 2.88
2.793 2.850 2.907
3.267 3.300 3.333
3.235 3.300 3.365
4.950 5.000 5.050
4.900 5.000 5.100
0.015 0.2
0.035 0.2
0.1
0.5
0.3
1.0
AMS317
Min Typ Max
1.225 1.250 1.270
1.20 1.250 1.30
1.764 1.800 1.836
1.746 1.800 1.854
2.450 2.500 2.550
2.425 2.500 2.575
2.793 2.850 2.907
2.765 2.850 2.935
3.235 3.300 3.365
3.201 3.300 3.399
4.900 5.000 5.100
4.850 5.000 5.150
0.015 0.2
0.035 0.2
0.1
0.5
0.3
1.0
Units
V
V
V
V
V
V
V
V
V
V
V
V
%
%
%
%
1.5
2.0
1.5
2.0
A
Minimum Load
Current
Thermal Regulation
AMS317
AMS317
(VIN - VOUT) = 25V
TA = 25°C, 20ms pulse
5
10
0.04 0.07
5
10
mA
0.04 0.07 %W
Adjust Pin Current AMS317
Adjust Pin Current
Change
Temperature
Stability
AMS317
10mA ≤ IOUT ≤ IMAX , 3V≤ (VIN - VOUT) ≤ 25V
TMIN ≤ TJ ≤ TMAX
40
100
0.2
5
1.0
40
µA
100
µA
0.2
5
µA
1.0
%
Long Term Stability
TA =125°C, 1000Hrs
0.3
1
0.3
1
%
Ripple Rejection
AMS317
RMS Output Noise
(% of VOUT )
Thermal Resistance
Junction-to-Case
f =120Hz , COUT = 25µF Tantalum,
(VIN-VOUT ) = 3V, CADJ =10µF
TA = 25°C , 10Hz ≤ f ≤ 10kHz
TO-252 Package
SOT-223 Package
TO-220 / TO-263 Package
66
80
0.003
5
23.5
5
66
80
0.003
5
23.5
5
dB
%
°C/W
°C/W
°C/W
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