LT1580 查看數據表（PDF） - Linear Technology
零件编号
产品描述 (功能)
生产厂家
LT1580 Datasheet PDF : 16 Pages
| |||
LT1580/LT1580 -2.5
ELECTRICAL CHARACTERISTICS
PARAMETER
CONDITIONS
Load Regulation: LT1580-2.5
LT1580 (VADJ = 0V)
Minimum Load Current: LT1580
Control Pin Current: LT1580-2.5
(Note 4)
Control Pin Current: LT1580
(Note 4)
Ground Pin Current: LT1580-2.5
ADJ Pin Current: LT1580 (VADJ = 0V)
Current Limit: LT1580-2.5
LT1580 (VADJ = 0V)
Ripple Rejection: LT1580-2.5
LT1580
Thermal Regulation
VCONTROL = 5V, VPOWER = 3.3V, ILOAD = 0mA to 7A
q
VCONTROL = 2.75V, VPOWER = 2.1V, ILOAD = 10mA to 7A
q
VCONTROL = 5V, VPOWER = 3.3V, VADJ = 0V (Note 3)
q
VCONTROL = 5V, VPOWER = 3.3V, ILOAD = 100mA, 0°C ≤ TJ ≤ 125°C
VCONTROL = 5V, VPOWER = 3.3V, ILOAD = 100mA, – 40°C ≤ TJ < 0°C
VCONTROL = 5V, VPOWER = 3.3V, ILOAD = 4A, 0°C ≤ TJ ≤ 125°C
VCONTROL = 5V, VPOWER = 3.3V, ILOAD = 4A, – 40°C ≤ TJ < 0°C
VCONTROL = 5V, VPOWER = 3V, ILOAD = 4A, 0°C ≤ TJ ≤ 125°C
VCONTROL = 5V, VPOWER = 3V, ILOAD = 4A, – 40°C ≤ TJ < 0°C
VCONTROL = 5V, VPOWER = 3.3V, ILOAD = 7A, 0°C ≤ TJ ≤ 125°C
VCONTROL = 5V, VPOWER = 3.3V, ILOAD = 6.5A, – 40°C ≤ TJ < 0°C
VCONTROL = 2.75V, VPOWER = 2.05V, ILOAD = 100mA, 0°C ≤ TJ ≤ 125°C
VCONTROL = 2.75V, VPOWER = 2.05V, ILOAD = 100mA, – 40°C ≤ TJ < 0°C
VCONTROL = 2.75V, VPOWER = 2.05V, ILOAD = 4A, 0°C ≤ TJ ≤ 125°C
VCONTROL = 2.75V, VPOWER = 2.05V, ILOAD = 4A, – 40°C ≤ TJ < 0°C
VCONTROL = 2.75V, VPOWER = 1.75V, ILOAD = 4A, 0°C ≤ TJ ≤ 125°C
VCONTROL = 2.75V, VPOWER = 1.75V, ILOAD = 4A, – 40°C ≤ TJ < 0°C
VCONTROL = 2.75V, VPOWER = 2.05V, ILOAD = 7A, 0°C ≤ TJ ≤ 125°C
VCONTROL = 2.75V, VPOWER = 2.05V, ILOAD = 6.5A, – 40°C ≤ TJ < 0°C
VCONTROL = 5V, VPOWER = 3.3V, ILOAD = 0mA
q
VCONTROL = 2.75V, VPOWER = 2.05V, ILOAD = 10mA
q
VCONTROL = 5V, VPOWER = 3.3V, ∆VOUT = 100mV, 0°C ≤ TJ ≤ 125°C
VCONTROL = 5V, VPOWER = 3.3V, ∆VOUT = 100mV, – 40°C ≤ TJ < 0°C
VCONTROL = 2.75V, VPOWER = 2.05V, ∆VOUT = 100mV, 0°C ≤ TJ ≤ 125°C
VCONTROL = 2.75V, VPOWER = 2.05V, ∆VOUT = 100mV, – 40°C ≤ TJ < 0°C
VC = VP = 5V Avg, VRIPPLE = 1VP-P, IOUT = 4A, TJ = 25°C
VC = VP = 3.75V Avg, VRIPPLE = 1VP-P, VADJ = 0V, IOUT = 4A, TJ = 25°C
30ms Pulse
Thermal Resistance, Junction-to-Case T, T7 Packages, Control Circuitry/Power Transistor
Dropout Voltage (Note 2)
Minimum VCONTROL: LT1580-2.5
(VCONTROL – VOUT)
Minimum VCONTROL: LT1580
(VCONTROL – VOUT)
(VADJ = 0V)
VPOWER = 3.3V, ILOAD = 100mA, 0°C ≤ TJ ≤ 125°C
VPOWER = 3.3V, ILOAD = 100mA, – 40°C ≤ TJ < 0°C
VPOWER = 3.3V, ILOAD = 1A, 0°C ≤ TJ ≤ 125°C
VPOWER = 3.3V, ILOAD = 1A, – 40°C ≤ TJ < 0°C
VPOWER = 3.3V, ILOAD = 4A, 0°C ≤ TJ ≤ 125°C
VPOWER = 3.3V, ILOAD = 4A, – 40°C ≤ TJ < 0°C
VPOWER = 3.3V, ILOAD = 7A, 0°C ≤ TJ ≤ 125°C
VPOWER = 3.3V, ILOAD = 6.5A, – 40°C ≤ TJ < 0°C
VPOWER = 2.05V, ILOAD = 100mA, 0°C ≤ TJ ≤ 125°C
VPOWER = 2.05V, ILOAD = 100mA, – 40°C ≤ TJ < 0°C
VPOWER = 2.05V, ILOAD = 1A, 0°C ≤ TJ ≤ 125°C
VPOWER = 2.05V, ILOAD = 1A, – 40°C ≤ TJ < 0°C
VPOWER = 2.05V, ILOAD = 2.75A, 0°C ≤ TJ ≤ 125°C
VPOWER = 2.05V, ILOAD = 2.75A, – 40°C ≤ TJ < 0°C
VPOWER = 2.05V, ILOAD = 4A, 0°C ≤ TJ ≤ 125°C
VPOWER = 2.05V, ILOAD = 4A, – 40°C ≤ TJ < 0°C
VPOWER = 2.05V, ILOAD = 7A, 0°C ≤ TJ ≤ 125°C
VPOWER = 2.05V, ILOAD = 6.5A, – 40°C ≤ TJ < 0°C
MIN TYP MAX
1
5
1
5
5
10
6
10
12
30
60
70
33
70
80
60 120
130
6
10
12
30
60
70
33
70
80
60
120
130
6
10
50 120
7.1
8
6.6
7.1
8
6.6
60
80
60
80
0.002 0.020
0.65/2.70
1.00 1.15
1.20
1.00 1.15
1.20
1.06 1.20
1.25
1.15 1.30
1.35
1.00 1.15
1.20
1.00 1.15
1.20
1.05 1.18
1.23
1.06 1.20
1.25
1.15 1.30
1.35
UNITS
mV
mV
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
µA
A
A
A
A
dB
dB
%/W
°C/W
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
3
Share Link: 