Diodes AZ78LXX - Manual (Page 9)

3-TERMINAL POSITIVE LINEAR REGULATOR AZ78LXX
Data Sheet
9
Nov. 2012 Rev. 2. 2 BCD Semiconductor Manufacturing Limited
AZ78L12 Electrical Characteristics
Parameter Symbol Conditions Min Typ Max Unit
Output Voltage V
OUT
11.5 12 12.5
V
15V ≤ V
IN
≤ 18V
1.0mA ≤ I
OUT
≤ 40mA (Note 2)
11.4 12.6
Line Regulation V
RLINE
15V ≤ V
IN
≤ 18V 18 75 mV
Load Regulation V
RLOAD
1.0mA ≤ I
OUT
≤ 100mA 20 90 mV
Dropout Voltage V
DROP
1.6 V
Current Limit I
LIMIT T
J
=25 o C
150 mA
Quiescent Current I
Q
I
OUT
=0 3 5 mA
Quiescent Current Change ΔI
Q
15V ≤ V
IN
≤ 18V 1.5 mA
1.0mA ≤ I
OUT
≤ 40mA 0.1
Output Noise Voltage N
O
10Hz ≤ f ≤ 100kHz (Note 3) 80 μV
Ripple Rejection PSRR f=120Hz, 15V ≤ V
IN
≤ 18V 40 54 dB
Peak Output Current I
PK
150 mA
Average Temperature Coefficient of
Output Voltage ΔV
OUT
/ ΔT I
OUT
= 5.0mA 1.0
mV/ o C
Minimum Value of Input Voltage
Required to Maintain Line Regula-
tion V
IN
(Min) 13.7 V
Thermal Resistance θ
JC
TO-92 81
o C/W SOT-89 84
SOT-223 71
Limits in standard typeface are for T
J
=25 o C , Bold typeface applies over -40 o C to 125 o C, I
OUT
=40mA, C
IN
=0.33 μ F, C
OUT
=0.1 μ F, V
IN
=18V, unless otherwise specified.
Note 2: Power Dissipation ≤ 0.6W
Note 3: Recommended minimum load capacitance of 0.01
μF to limit high frequency noise.
Electrical Characteristics (Continued)