LM39300/39301/39302
Electrical Characteristics
T
J
= 25°C,
bold
values indicate –40°C
≤
T
J
≤
+125°C; unless noted
Symbol
V
OUT
Parameter
Output Voltage
Line Regulation
Load Regulation
ΔV
OUT
/ΔT
V
DO
Output Voltage Temp. Coefficient,
Note 5
Dropout Voltage,
Note 6 & 9
I
OUT
= 100mA,
ΔV
OUT
= –1%
I
OUT
= 750mA,
ΔV
OUT
= –1%
I
OUT
= 1.5A,
ΔV
OUT
= –1%
I
OUT
= 3A,
ΔV
OUT
= –1%
I
GND
Ground Current,
Note 7
I
OUT
= 750mA, V
IN
= V
OUT
+ 1V
I
OUT
= 1.5A, V
IN
= V
OUT
+ 1V
I
OUT
= 3A, V
IN
= V
OUT
+ 1V
I
GND(do)
I
OUT(lim)
V
EN
I
IN
Dropout Ground Pin Current
Current Limit
V
IN
≤
V
OUT(nominal)
– 0.5V, I
OUT
= 10mA
V
OUT
= 0V, V
IN
= V
OUT
+ 1V
logic low (off)
logic high (on)
Enable Input Current
V
EN
= 2.5V
V
EN
= 0.8V
I
OUT(shdn)
I
FLG(leak)
V
FLG(do)
V
FLG
Shutdown Output Current
Note 8
10
2.5
15
30
75
2
4
20
Condition
10mA
10mA
≤
I
OUT
≤
3A, V
OUT
+ 1V
≤
V
IN
≤
8V
I
OUT
= 10mA, V
OUT
+ 1V
≤
V
IN
≤
8V
V
IN
= V
OUT
+ 1V, 10mA
≤
I
OUT
≤
3A
Min
–1
–2
0.06
0.2
20
65
185
250
385
10
17
45
6
4.5
550
20
Typ
Max
1
2
0.5
1
100
200
Units
%
%
%
%
ppm/°C
mV
mV
mV
mV
mA
mA
mA
mA
A
Enable Input (LM39301/2)
Enable Input Voltage
0.8
V
V
μA
μA
μA
μA
μA
μA
μA
mV
mV
%
99.2
1
%
%
Flag Output (LM39301)
Output Leakage Current
Output Low Voltage
Low Threshold
High Threshold
Hysteresis
LM39302 Only
V
REF
I
ADJ
V
REF
/
Note 1.
Note 2.
Note 3.
Note 4.
Note 5.
Note 6.
Note 7.
Note 8.
Note 9.
V
OH
= 16V
V
IN
= 2.50V, I
OL
, = 250μA,
Note 9
% of V
OUT
% of V
OUT
93
0.01
220
1
2
300
400
Reference Voltage
Adjust Pin Bias Current
T
Reference Voltage Temp. Coefficient
V
REF
V
OUT
V
IN
-1V, 2.25V V
IN
16V
3A
10mA I
L
1.238
1.213
1.25
40
1.262
1.277
80
120
V
V
nA
nA
ppm/
Note 7
20
Exceeding the absolute maximum ratings may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended.
P
D(max)
= (T
J(max)
– T
A
)
÷ θ
JA
, where
θ
JA
depends upon the printed circuit layout. See “Applications Information.”
Output voltage temperature coefficient is
ΔV
OUT(worst case)
÷
(T
J(max)
– T
J(min)
) where T
J(max)
is +125°C and T
J(min)
is –40°C.
V
DO
= V
IN
– V
OUT
when V
OUT
decreases to 99% of its nominal output voltage with V
IN
= V
OUT
+ 1V. For output voltages below 2.5V, dropout
voltage is the input-to-output voltage differential with the minimum input voltage being 2.5V. Minimum input operating voltage is 2.5V.
I
GND
is the quiescent current. I
IN
= I
GND
+ I
OUT
.
V
EN
≤
0.8V, V
IN
≤
8V, and V
OUT
= 0V
For a 1.8V device, V
IN
= 2.5V.
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