參數(shù)資料
型號(hào): LT1370CT7
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: Isolated Flyback Switching Regulator with 9V Output
中文描述: 10 A SWITCHING REGULATOR, 580 kHz SWITCHING FREQ-MAX, PZFM7
封裝: PLASTIC, TO-220, 7 PIN
文件頁(yè)數(shù): 2/16頁(yè)
文件大?。?/td> 293K
代理商: LT1370CT7
2
LT1370
A
Supply Voltage ....................................................... 30V
Switch Voltage
LT1370............................................................... 35V
LT1370HV .......................................................... 42V
S/S, SHDN, SYNC Pin Voltage ................................ 30V
Feedback Pin Voltage (Transient, 10ms) ..............
±
10V
Feedback Pin Current........................................... 10mA
Negative Feedback Pin Voltage
(Transient, 10ms).............................................
±
10V
U
G
W
A
W
U
W
A
R
BSOLUTE
XI
TI
S
Operating Ambient Temperature Range...... 0
°
C to 70
°
C
Operating Junction Temperature Range
Commercial .......................................... 0
°
C to 125
°
C
Industrial ......................................... –40
°
C to 125
°
C
Storage Temperature Range ................ –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)................. 300
°
C
ELECTRICAL C
V
IN
= 5V, V
C
= 0.6V, V
FB
= V
REF
, V
SW
, S/S and NFB pins open, T
A
= 25
°
C unless otherwise noted.
HARA TERISTICS
SYMBOL
V
REF
PARAMETER
Reference Voltage
CONDITIONS
Measured at Feedback Pin
V
C
= 0.8V
V
FB
= V
REF
MIN
1.230
1.225
TYP
1.245
1.245
250
MAX
1.260
1.265
550
900
0.03
–2.435
–2.400
–15
0.05
UNITS
V
V
G
I
FB
Feedback Input Current
nA
nA
G
Reference Voltage Line Regulation
Negative Feedback Reference Voltage
2.7V
V
IN
25V, V
C
= 0.8V
Measured at Negative Feedback Pin
Feedback Pin Open, V
C
= 0.8V
V
NFB
= V
NFR
2.7V
V
IN
25V, V
C
= 0.8V
G
0.01
–2.48
–2.48
–30
0.01
%/V
V
NFR
–2.525
–2.560
–45
V
V
G
I
NFB
Negative Feedback Input Current
Negative Feedback Reference Voltage
Line Regulation
Error Amplifier Transconductance
G
μ
A
G
%/V
g
m
I
C
=
±
25
μ
A
1100
700
120
1500
1900
2300
350
2400
μ
mho
μ
mho
G
Error Amplifier Source Current
Error Amplifier Sink Current
V
FB
= V
REF
– 150mV, V
C
= 1.5V
V
FB
= V
REF
+ 150mV, V
C
= 1.5V
G
200
1400
μ
A
μ
A
G
U
PACKAGE/ORDER U
T
JMAX
= 125
°
C,
θ
JA
= 30
°
C/W,
θ
JC
= 4
°
C/W
WITH PACKAGE SOLDERED TO 0.5 INCH
2
COPPER
AREA OVER BACKSIDE GROUND PLANE OR INTERNAL
POWER PLANE.
θ
CAN VARY FROM 20
°
C/W TO
>40
°
C/W DEPENDING ON MOUNTING TECHNIQUE
R PACKAGE
7-LEAD PLASTIC DD
FRONT VIEW
TAB
IS
GND
V
IN
NFB
V
GND
S/S
FB
V
C
7
6
5
4
3
2
1
ORDER PART
NUMBER
ORDER PART
NUMBER
T7 PACKAGE
7-LEAD TO-220
V
IN
NFB
V
GND
S/S
FB
V
C
FRONT VIEW
7
6
5
4
3
2
1
TAB
IS
GND
T
JMAX
= 125
°
C,
θ
JA
= 50
°
C/W,
θ
JC
= 4
°
C/W
Consult factory for Military grade parts.
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