LT3012 LINER [Linear Technology], LT3012 Datasheet - Page 3

• Manufacturer Part Number: LT3012
• Description: 250mA, 4V to 80V Low Dropout Micropower Linear Regulator
• Manufacturer: LINER [Linear Technology]

ELECTRICAL CHARACTERISTICS
The
PARAMETER
Minimum Input Voltage
ADJ Pin Voltage (Notes 2, 3)
Line Regulation
Load Regulation (Note 2)
Dropout Voltage
V
GND Pin Current
V
Output Voltage Noise
ADJ Pin Bias Current
Shutdown Threshold
SHDN Pin Current (Note 8)
Quiescent Current in Shutdown
Ripple Rejection
Current Limit
Reverse Output Current (Note 9)
ELECTRICAL CHARACTERISTICS
The
PARAMETER
Minimum Input Voltage
ADJ Pin Voltage (Notes 2, 3)
Line Regulation
Load Regulation (Note 2)
Dropout Voltage
V
GND Pin Current
V
IN
IN
IN
IN
= V
= 4.75V (Notes 4, 6)
= V
= 4.75V (Notes 4, 6)
l
l
OUT(NOMINAL)
OUT(NOMINAL)
denotes the specifi cations which apply over the –40°C to 125°C operating temperature range, otherwise specifi cations are at T
denotes the specifi cations which apply over the –40°C to 140°C operating temperature range, otherwise specifi cations are at T
(Notes 4, 5)
(Notes 4, 5)
CONDITIONS
I
V
4.75V < V
ΔV
V
V
I
I
I
I
I
I
I
I
I
C
(Note 7)
V
V
V
V
V
V
V
V
V
CONDITIONS
I
V
4.75V < V
ΔV
V
V
I
I
I
I
I
I
I
I
I
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
IN
IN
IN
OUT
OUT
OUT
SHDN
SHDN
IN
IN
IN
IN
OUT
IN
IN
IN
IN
IN
= 4V, I
= 4.75V, ΔI
= 4.75V, ΔI
= 6V, V
= 7V(Avg), V
= 7V, V
= 4.75V, ΔV
= 4V, I
= 4.75V, ΔI
= 4.75V, ΔI
= 4V to 80V, I
= 10μF , I
= Off to On
= On to Off
= 1.24V, V
= 4V to 80V, I
= 250mA
= 10mA
= 10mA
= 50mA
= 50mA
= 250mA
= 250mA
= 0mA
= 100mA
= 250mA
= 10mA
= 10mA
= 50mA
= 50mA
= 200mA
= 200mA
= 0mA
= 100mA
= 200mA
= 200mA
= 0V
= 6V
IN
LOAD
LOAD
IN
SHDN
OUT
< 80V, 1mA < I
< 80V, 1mA < I
LOAD
LOAD
LOAD
LOAD
LOAD
= 0V
= 1mA
= 1mA
OUT
IN
= 0V
RIPPLE
< 1.24V (Note 2)
LOAD
LOAD
= 250mA, BW = 10Hz to 100kHz
= –0.1V (Note 2)
= 1mA to 250mA
= 1mA to 250mA
= 1mA to 200mA
= 1mA to 200mA
= 0.5V
(LT3012E)
(LT3012H)
= 1mA (Note 2)
= 1mA (Note 2)
LOAD
LOAD
P-P,
< 250mA
< 200mA
f
RIPPLE
= 120Hz, I
LOAD
= 250mA
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
1.225
1.225
MIN
MIN
250
1.2
0.3
1.2
65
1.24
1.24
1.24
1.24
TYP
160
250
400
100
400
TYP
160
250
360
0.1
1.3
0.8
0.3
0.1
0.1
40
10
30
75
12
40
4
7
3
1
4
6
3
7
LT3012
1.255
1.255
MAX
MAX
4.75
1.28
4.75
1.28
230
300
340
420
490
620
100
100
230
320
340
450
490
630
110
12
25
18
25
12
30
18
5
2
2
1
5
5
J
J
= 25°C.
= 25°C.
μV
UNITS
UNITS
3012fd
3
RMS
mV
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
mA
mA
mV
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
μA
nA
μA
μA
μA
dB
μA
μA
V
V
V
V
V
V
V
V