參數(shù)資料
型號(hào): LT1076CT7
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述: 3.2 A SWITCHING REGULATOR, 125 kHz SWITCHING FREQ-MAX, PZFM7
封裝: PLASTIC, TO-220, 7 PIN
文件頁(yè)數(shù): 2/4頁(yè)
文件大?。?/td> 170K
代理商: LT1076CT7
2
LT1076-5
Input Voltage
LT1076-5............................................................ 45V
LT1076HV-5....................................................... 64V
Switch Voltage with Respect to Input Voltage
LT1076-5............................................................ 64V
LT1076HV-5....................................................... 75V
Switch Voltage with Respect to Ground Pin
(V
SW
Negative
)
LT1076-5 (Note 5).............................................. 35V
LT1076HV-5 (Note 5)......................................... 45V
Sense Pin Voltage........................................... –2V, 10V
Maximum Operating Ambient Temperature Range
LT1076C-5, LT1076HVC-5 ..................... 0
°
C to 70
°
C
LT1076I-5, LT1076HVI-5 .................. –40
°
C to 85
°
C
Maximum Operating Junction Temperature Range
LT1076C-5, LT1076HVC-5 ................... 0
°
C to 125
°
C
LT1076I-5, LT1076HVI-5 ................ –40
°
C to 125
°
C
Maximum Storage Temperature .......... –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
A
U
G
W
A
W
U
W
A
R
BSOLUTE
XI
TI
S
U
PACKAGE/ORDER U
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Switch “On” Voltage (Note 1)
I
SW
= 0.5A
I
SW
= 2A
V
IN
= 25V, V
SW
= 0
V
IN
= V
MAX
, V
SW
= 0 (Note 6)
V
OUT
= 5.5V, V
IN
40V
40V < V
IN
< 60V
V
SHDN
= 0.1V (Device Shutdown) (Note 8)
Normal Mode
Start-Up Mode (Note 3)
G
G
1.2
1.7
V
V
Switch “Off” Leakage
150
250
μ
A
μ
A
Supply Current (Note 2)
G
G
8.5
9.0
140
11
12
300
mA
mA
μ
A
Minimum Supply Voltage
G
G
7.3
3.5
8.0
4.8
V
V
Switch Current Limit (Note 4)
I
LIM
= Open
R
LIM
= 10k (Note 9)
R
LIM
= 7k (Note 9)
G
2
2.6
1.8
1.2
3.2
A
A
A
Maximum Duty Cycle
G
85
90
%
ELECTRICAL C
HARA TERISTICS
T
J
= 25
°
C, V
IN
= 25V, unless otherwise noted.
T
JMAX
= 110
°
C
ORDER PART
NUMBER
LT1076CR-5
LT1076CY-5
R PACKAGE
7-LEAD PLASTIC DD
FRONT VIEW
SHDN
V
SENSE
GND
I
LIM
V
SW
V
IN
7
6
5
4
3
2
1
LT1076CT-5
LT1076HVCT-5
LT1076IT-5
LT1076HVIT-5
FOR STRAIGHT LEADS, ORDER FLOW 06
T
JMAX
= 110
°
C,
θ
JA
= 130
°
C/W
T PACKAGE
5-LEAD TO-220
FRONT VIEW
5
4
3
2
1
V
IN
GND
SENSE
V
SW
V
C
Y PACKAGE
7-LEAD TO-220
SHDN
SENSE
I
LIM
V
IN
V
C
GND
V
SW
FRONT VIEW
7
6
5
4
3
2
1
Consult factory for Military grade parts.
θ
WILL VARY FROM APPROXIMATELY 30
°
C/W WITH
2.8IN
2
OF 1 OZ COPPER TO 70
°
C/W WITH 0.20IN
2
OF
1 OZ COPPER.
T
JMAX
= 110
°
C,
θ
JA
= 130
°
C/W
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LT1076HVIT RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
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