Diodes AZ317 - Manual (Page 5)

3-TERMINAL 1A ADJUSTABLE VOLTAGE REGULATOR AZ317
Data Sheet
5
Jan. 2013 Rev. 1. 6 BCD Semiconductor Manufacturing Limited
Parameter Symbol Conditions Min Typ Max Unit
Reference Voltage V
REF
10mA ≤I
OUT
≤1A,
3V ≤ (V
IN
-V
OUT
) ≤10V
1.20 1.25 1.30 V
Line Regulation S
V
I
OUT
≤ 20mA, 3V≤V
IN
-V
OUT
≤10V 0.01 0.04 %/V
Load Regulation Si V
IN
-V
OUT
= 2V, 10mA ≤I
OUT
≤1A 0.2 0.4 %
Thermal Regulation 20ms Pulse 0.04 0.07 %/W
Dropout Voltage ΔV I
OUT
= 1A 1.2 1.3 V
Current Limit I
LIMIT
(V
IN
-V
OUT
) = 2V 1.2 1.5 1.8 A
Adjust Pin Current 50 100 μA
Adjust Pin Current Change 1.4V ≤(V
IN
-V
OUT
) ≤ 10V,
10mA ≤I
OUT
≤1A
0.2 5 μA
Minimum Load Current 3V ≤ (V
IN
-V
OUT
) ≤ 15V 3.5 10 mA
Ripple Rejection f =120Hz, C
OUT
=1 μF Tantalum,
(V
IN
-V
OUT
) = 3V, I
OUT
=1A
60 75 dB
Temperature Stability 1 %
Long -Term Stability
T
A
=125 o C, 1000hrs
0.3 %
RMS Output Noise (% of V
OUT
)
T
A
=25 o C, 10Hz ≤ f ≤ 10kHz 0.003 %
Thermal Resistance,
Junction to Case SOT-223
TO-252-2 (1)/(3)
TO-220
TO-263 15
10
4.5
4 o C/W
Thermal Shutdown Junction Temperature 150 o C
Thermal Shutdown Hysteresis 25 o C
(Typicals and limits apply for T
J
=25
o
C, P ≤ Maximum Power Dissipation unless otherwise specified.)(Note 2)
Note 2: Maximum Power Dissipation is Package Type and Case Temperature dependent. Please see Figure 12.
Electrical Characteristics