LT1074CT7#PBF Linear Technology, LT1074CT7#PBF Datasheet - Page 3

• Manufacturer Part Number: LT1074CT7#PBF
• Description: IC MULTI CONFIG ADJ 5A TO220-7
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost), Inverting, Flybackr

Specifications of LT1074CT7#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 2.5 ~ 50 V
• Current - Output: 5A
• Frequency - Switching: 100kHz
• Voltage - Input: 8 ~ 45 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: TO-220-7 (Bent and Staggered Leads)
• Primary Input Voltage: 60V
• No. Of Outputs: 1
• Output Voltage: 64V
• Output Current: 6.5A
• No. Of Pins: 7
• Operating Temperature Range: 0°C To +70°C
• Msl: MSL 1 - Unlimited
• Supply Voltage Range: 8V To 40V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
PARAMETER
Switch “On” Voltage (Note 2)
Switch “Off” Leakage
Supply Current (Note 3)
Minimum Supply Voltage
Switch Current Limit (Note 5)
Maximum Duty Cycle
Switching Frequency
Switching Frequency Line Regulation
Error Amplifier Voltage Gain (Note 7)
Error Amplifier Transconductance
Error Amplifier Source and Sink Current
Feedback Pin Bias Current
Reference Voltage
Reference Voltage Tolerance
Reference Voltage Line Regulation
V
Multiplier Reference Voltage
Shutdown Pin Current
Shutdown Thresholds
Thermal Resistance Junction to Case
C
Voltage at 0% Duty Cycle
CONDITIONS
LT1074
LT1076
LT1074
LT1076
V
40V < V
V
Normal Mode
Startup Mode (Note 4)
LT1074
LT1076
T
T
V
8V ≤ V
1V ≤ V
Source (V
Sink (V
V
V
V
All Conditions of Input Voltage, Output
Voltage, Temperature and Load Current
8V ≤ V
Over Temperature
V
V
Switch Duty Cycle = 0
Fully Shut Down
LT1074
LT1076
FB
SHUT
j
j
FB
FB
C
REF
SH
SH
≤ 125°C
> 125°C
= 2V
= 2.5V, V
= 0V through 2kΩ (Note 5)
= V
= 5V
≤ V
(Nominal) = 2.21V
= 0.1V (Device Shutdown) (Note 9)
IN
C
IN
FB
REF
THRESHOLD
IN
≤ 4V
≤ V
≤ V
= 2.5V)
FB
< 60V
I
I
I
I
I
I
V
V
V
V
I
R
R
I
R
R
SW
SW
SW
SW
SW
SW
LIM
LIM
IN
IN
IN
IN
LIM
LIM
LIM
LIM
MAX
= 2V)
MAX
IN
= V
= V
= 1A, T
= 1A, T
= 5A, T
= 5A, T
= 0.5A
= 2A
≤ 25V, V
= 25V, V
A
Open
Open
≤ 40V
= 10k (Note 6)
= 7k (Note 6)
= 10k (Note 6)
= 7k (Note 6)
(Note 8)
= 25°C. T
(Note 8)
MAX,
MAX,
(≅2.5V)
j
j
j
j
The
V
V
≥ 0°C
≥ 0°C
< 0°C
< 0°C
SW
SW
SW
SW
= 0
= 0
●
= 0 (Note 8)
= 0 (Note 8)
j
= 25°C, V
denotes the specifications which apply over the full operating
IN
= 25V, unless otherwise noted.
●
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●
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LT1074/LT1076
2.155
3700
MIN
100
5.5
0.7
2.2
0.1
85
90
85
85
2
5
0.005
2000
5000
±0.5
0.03
2.21
2.45
TYP
140
100
140
8.5
7.3
3.5
6.5
4.5
2.6
1.8
1.2
0.5
1.5
0.3
±1
– 4
10
90
20
24
10
5
9
3
1
2.265
MAX
8000
1.85
±1.5
±2.5
0.02
300
500
150
250
300
110
120
125
225
2.1
2.3
2.5
1.2
1.7
4.8
8.5
3.2
0.1
1.6
2.7
0.6
2.5
4.0
11
12
20
50
8
2
sn1074 1074fds
UNITS
mV/°C
µmho
°C/W
°C/W
3
%/V
%/V
kHz
kHz
kHz
kHz
V/V
mA
mA
mA
µA
µA
µA
µA
µA
µA
µA
µA
µA
%
%
%
V
V
V
V
V
V
V
V
A
A
A
A
A
A
V
V
V
V
V