Data Sheet
3-TERMINAL 1A ADJUSTABLE VOLTAGE REGULATOR
Electrical Characteristics
(Typicals and limits apply for T
J
=25
o
C,
P≤ Maximum Power Dissipation
unless otherwise specified.)(Note 2)
Parameter
Reference Voltage
Line Regulation
Load Regulation
Thermal Regulation
Dropout Voltage
Current Limit
Adjust Pin Current
Adjust Pin Current Change
Minimum Load Current
Ripple Rejection
Temperature Stability
Long -Term Stability
RMS Output Noise (% of V
OUT
)
Thermal Resistance,
Junction to Case
T
A
=125
o
C, 1000hrs
T
A
=25
o
C, 10Hz
≤
f
≤
10kHz
SOT-223
TO-252
TO-220
TO-263
Junction Temperature
1.4V≤(V
IN
-V
OUT
)
≤
10V,
10mA
≤I
OUT
≤1A
3V≤ (V
IN
-V
OUT
)
≤
15V
f =120Hz, C
OUT
=1µF Tantalum,
(V
IN
-V
OUT
) = 3V, I
OUT
=1A
60
∆V
I
LIMIT
Symbol
V
REF
S
V
Si
Conditions
10mA≤I
OUT
≤1A,
3V≤ (V
IN
-V
OUT
)
≤10V
I
OUT
≤
20mA, 3V≤V
IN
-V
OUT
≤10V
V
IN
-V
OUT
= 2V, 10mA≤I
OUT
≤1A
20ms Pulse
I
OUT
=
1A
(V
IN
-V
OUT
) = 2V
1.2
Min
1.20
Typ
1.25
0.01
0.2
0.04
1.2
1.5
50
0.2
3.5
75
1
0.3
0.003
15
10
4.5
4
150
25
o
AZ317
Max
1.30
0.04
0.4
0.07
1.3
1.8
100
5
10
Unit
V
%/V
%
%/W
V
A
µA
µA
mA
dB
%
%
%
C/W
Thermal Shutdown
Thermal Shutdown Hysteresis
o
C
o
C
Note 2: Maximum Power Dissipation is Package Type and Case Temperature dependent. Please see Figure 12.
Mar. 2007 Rev. 1. 3
5
BCD Semiconductor Manufacturing Limited
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
