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參數(shù)資料
| 型號： | LT1245MJ8 |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CDIP8 |
| 封裝： | 0.300 INCH, HERMETIC SEALED, CERDIP-8 |
| 文件頁數(shù)： | 3/16頁 |
| 文件大?。?/td> | 284K |
| 代理商： | LT1245MJ8 |
11
LT1241 Series
U
S
A
O
PPLICATI
TYPICAL
LT1241 TA01
5V REF
OSCILLATOR
EXTERNAL
SYNC
INPUT
0.01
F
47
CT
D1
RT
RT/CT
VREF
D1 IS REQUIRED IF THE SYNC AMPLITUDE IS LARGE
ENOUGH TO PULL THE BOTTOM OF CT MORE THAN
300mV BELOW GROUND.
8
4
+
–
+
–
1
2
–
+
3
LT1241 TA02
R
VREF
FB
COMP
ISENSE
C
2.5V
2R
R
1V
1.5V
1mA
5.6V
8
5V REF
+
–
+
–
2
–
+
4
1
8
7
5
6
LT1241 TA03
FB
COMP
RT/CT
VREF
VIN
RS
R2
C
R1
VCLAMP ≈
1.67
R2
+ 1
R1
(
IPK (MAX) ≈
VCLAMP
RS
WHERE: 0V
≤ V
CLAMP ≤ 1.0V
tSOFT START = –ln 1 –
VC
C
R1 R2
3 VCLAMP
R1 + R2
ISENSE
2.5V
2R
R
1V
1.5V
BLANKING
1mA
5.6V
OSCILLATOR
R
S
18V
VCC
UV
LOCKOUT
GND
OUTPUT
5V REF
MAIN BIAS
REFERENCE PULL-DOWN
OUTPUT
PULL-DOWN
REFERENCE ENABLE
T
3
100k
External Clock Synchronization
Soft Start
Adjustable Clamp Level with Soft Start
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LT1241CJ8 | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CDIP8 |
| LT1242CJ8 | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CDIP8 |
| LT1241IN8#TRPBF | SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8 |
| LT1244CJ8 | 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CDIP8 |
| LT1303CS8-5#TR | 0.75 A SWITCHING REGULATOR, 155 kHz SWITCHING FREQ-MAX, PDSO8 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LT1245MJ8/883 | 制造商:Linear Technology 功能描述:Current Mode PWM Controller 1A 8-Pin CDIP |
| LT1245MJ8/883C | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller |
| LT1246 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:1MHz Off-Line Current Mode PWM and DC/DC Converter |
| LT1246C | 制造商:LINER 制造商全稱:Linear Technology 功能描述:1MHz Off-Line Current Mode PWM and DC/DC Converter |
| LT1246CJ8 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller |
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