LT3021ES8#PBF Linear Technology, LT3021ES8#PBF Datasheet - Page 4

• Manufacturer Part Number: LT3021ES8#PBF
• Description: IC REG LDO ADJ 500MA 8-SOIC
• Manufacturer: Linear Technology

Specifications of LT3021ES8#PBF

• Regulator Topology: Positive Adjustable
• Voltage - Output: 0.2 ~ 9.5 V
• Voltage - Input: 0.9 ~ 10 V
• Voltage - Dropout (typical): 0.155V @ 500mA
• Number Of Regulators: 1
• Current - Output: 500mA
• Current - Limit (min): 550mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LT3021/LT3021-1.2/
LT3021-1.5/LT3021-1.8
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
SYMBOL
Minimum Input Voltage
(Notes 5,14)
ADJ Pin Voltage (Notes 4, 5)
Regulated Output Voltage
(Note 4)
Line Regulation (Note 6)
Load Regulation (Note 6)
Dropout Voltage (Notes 7, 12)
GND Pin Current
V
(Notes 8, 12)
Output Voltage Noise
ADJ Pin Bias Current
Shutdown Threshold
SHDN Pin Current (Note 10)
Quiescent Current in Shutdown
Ripple Rejection (Note 6)
Current Limit (Note 12)
Input Reverse Leakage Current
Reverse Output Current
(Notes 11, 13)
4
IN
= V
OUT(NOMINAL)
+ 0.4V
CONDITIONS
I
I
V
1.15V < V
LT3021-1.2
LT3021-1.5
LT3021-1.8
LT3021
LT3021-1.2
LT3021-1.5
LT3021-1.8
LT3021
LT3021-1.2
LT3021-1.5
LT3021-1.8
I
I
I
I
I
I
I
I
C
V
V
V
V
V
V
LT3021
LT3021-1.2
LT3021-1.5
LT3021-1.8
V
V
V
LT3021
LT3021-1.2
LT3021-1.5
LT3021-1.8
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
IN
OUT
ADJ
OUT
OUT
SHDN
SHDN
IN
IN
IN
IN
= 1.5V, I
= 6V, V
= 10V, V
= V
= –10V, V
= 0.2V, V
= 4.7μF , I
= Off to On
= On to Off
= 500mA, T
= 500mA, T
= 10mA
= 10mA
= 500mA
= 500mA
= 0mA
= 10mA
= 100mA
= 500mA
= 0V, V
= 10V, V
OUT(NOMINAL)
IN
SHDN
LOAD
OUT
< 10V, 1mA < I
OUT
IN
IN
LOAD
V
1.5V < V
V
1.8V < V
V
2.1V < V
ΔV
ΔV
ΔV
ΔV
V
V
V
V
V
I
V
I
V
I
V
I
V
V
V
V
IN
LOAD
LOAD
LOAD
LOAD
= 0V
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
OUT
OUT
OUT
OUT
= 10V
= 0V
= 1.2V (Notes 6, 9)
= 1mA
IN
IN
IN
IN
= 10V
= 0V
J
J
= 1.5V, I
= 1.8V, I
= 2.1V, I
= 1.15V, ΔI
= 1.5V, ΔI
= 1.8V, ΔI
= 2.1V, ΔI
– V
– V
– V
– V
> 0°C
< 0°C
= 500mA, BW = 10Hz to 100kHz, V
= 1.15V to 10V, I
= 1.5V to 10V, I
= 1.8V to 10V, I
= 2.1V to 10V, I
= 1.2V, V
= 1.2V, V
= 1.5V, V
= 1.8V, V
= 500mA
= 500mA
= 500mA
= 500mA
+ 0.5V, ΔV
OUT
OUT
OUT
OUT
J
IN
IN
IN
= 25°C.
< 10V, 1mA < I
< 10V, 1mA < I
< 10V, 1mA < I
= 1V, V
= 1V, V
= 1V, V
= 1V, V
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
IN
IN
IN
IN
LOAD
The
OUT
= 0V
= 0V
= 0V
= 0V
= 1mA
= 1mA
= 1mA
< 500mA
RIP
RIPPLE
RIPPLE
RIPPLE
= 1mA to 500mA
= 1mA to 500mA
= 1mA to 500mA
= 1mA to 500mA
= –5%
LOAD
LOAD
LOAD
l
LOAD
= 0.5V
denotes the specifi cations which apply over the full operating
= 0.5V
= 0.5V
= 0.5V
= 1mA
= 1mA
= 1mA
LOAD
LOAD
LOAD
= 1mA
P-P
< 500mA
< 500mA
< 500mA
, f
P-P
P-P
P-P
RIPPLE
, f
, f
, f
RIPPLE
RIPPLE
RIPPLE
= 120Hz,
OUT
= 120Hz,
= 120Hz,
= 120Hz,
= 1.2V
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
1.176
1.157
1.470
1.447
1.764
1.737
–1.75
–10.5
–15.8
MIN
–7.5
0.25
196
193
–13
550
–2
–6
–9
1.200
1.200
1.500
1.500
1.800
1.800
2.25
6.20
0.61
0.61
TYP
200
200
155
110
920
300
0.9
0.9
0.4
1.5
1.8
0.5
45
20
70
60
58
56
10
10
10
0
0
0
0
1
2
3
3
1
1.224
1.236
1.530
1.545
1.836
1.854
+1.75
MAX
1.05
1.10
10.5
15.8
204
206
110
190
285
250
7.5
0.9
9.5
13
75
10
50
±1
20
15
15
15
2
6
9
9
5
μV
UNITS
3021fc
RMS
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
mA
μA
μA
nA
μA
μA
μA
dB
dB
dB
dB
μA
μA
μA
μA
μA
V
V
V
V
V
V
V
V
V
V
A