LT1521 데이터 시트보기 (PDF) - Linear Technology
부품명
상세내역
일치하는 목록
LT1521 Datasheet PDF : 16 Pages
| |||
LT1521/LT1521-3
LT1521-3.3/LT1521-5
TYPICAL PERFORMANCE CHARACTERISTICS
LT1521-3
Ground Pin Current
8
7
6
5
4
3
2
TJ = 25°C
*FOR VOUT = 3V
RLOAD = 10Ω
ILOAD = 300mA*
RLOAD = 20Ω
ILOAD = 150mA*
1
RLOAD = 30Ω
ILOAD = 100mA*
0
0 1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (V)
LT1521 • TPC13
LT1521-5
Ground Pin Current
1000
900
800
TJ = 25°C
*FOR VOUT = 5V
700
RLOAD = 100Ω
ILOAD = 50mA*
600
RLOAD = 200Ω
500
ILOAD = 25mA*
400
RLOAD = 500Ω
ILOAD = 10mA*
300
200
RLOAD = 5k
100
ILOAD = 1mA*
0
0 1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (V)
LT1521 • TPC16
LT1521
Ground Pin Current
8
TJ = 25°C
7 VOUT = VADJ
*FOR VOUT = 3.75V
6
5
RLOAD = 12.5Ω
ILOAD =300mA*
4
3
RLOAD = 25Ω
ILOAD =150mA*
2
1
RLOAD = 37.5Ω
0
ILOAD =100mA*
0 1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (V)
LT1521 • TPC19
LT1521-3.3
Ground Pin Current
1000
900
800
700
600
500
TJ = 25°C
*FOR VOUT = 3.3V
RLOAD = 66Ω
ILOAD = 50mA*
RLOAD = 132Ω
ILOAD = 25mA*
400
RLOAD = 330Ω
300
ILOAD = 10mA*
200
RLOAD = 3.3k
100
ILOAD = 1mA*
0
0 1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (V)
LT1521 • TPC14
LT1521-5
Ground Pin Current
8
7
TJ = 25°C
*FOR VOUT = 5V
6
RLOAD = 16.7Ω
ILOAD = 300mA*
5
4
3
RLOAD = 33.3Ω
ILOAD = 150mA*
2
1
RLOAD = 50Ω
0
ILOAD = 100mA*
0 1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (V)
LT1521 • TPC17
Ground Pin Current
10
9
8
VIN = 3V (LT1521-3)
VIN = 3.3V (LT1521-3.3)
VIN = 5V (LT1521-5)
TJ = 125°C
VIN = 3.75V (LT1521)
7 DEVICE IS OPERATING
6 IN DROPOUT
5
TJ = 25°C
4
TJ = 55°C
3
2
1
0
0 50 100 150 200 250 300
OUTPUT CURRENT (mA)
LT1521 • TPC20
LT1521-3.3
Ground Pin Current
8
7
TJ = 25°C
*FOR VOUT = 3.3V
6
5
RLOAD = 11Ω
ILOAD = 300mA*
4
3
RLOAD = 22Ω
ILOAD = 150mA*
2
1
RLOAD = 33Ω
ILOAD = 100mA*
0
0 1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (V)
LT1521 • TPC15
LT1521
Ground Pin Current
1000
900
800
700
TJ = 25°C
VOUT = VADJ
*FOR VOUT = 3.75V
RLOAD = 75Ω
ILOAD = 50mA*
600
RLOAD = 150Ω
500
ILOAD = 25mA*
400
RLOAD = 375Ω
300
ILOAD = 10mA*
200
RLOAD = 3.8k
100
ILOAD = 1mA*
0
0 1 2 3 4 5 6 7 8 9 10
INPUT VOLTAGE (V)
LT1521 • TPC18
Shutdown Pin Threshold
(On-to-Off)
2.0
1.8 ILOAD = 1mA
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
LT1521 • TPC21
6
Share Link: 