參數(shù)資料
型號(hào): LT1249CS8
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: Power Factor Controller
中文描述: 1.5 A POWER FACTOR CONTROLLER, 100 kHz SWITCHING FREQ-MAX, PDSO8
封裝: 0.150 INCH, PLASTIC, SO-8
文件頁數(shù): 12/12頁
文件大?。?/td> 143K
代理商: LT1249CS8
12
LT1249
LINEAR TECHNOLOGY CORPORATION 1994
1249fb LT/TP 0799 2K REV B PRINTED IN USA
TYPICAL APPLICATIO
N
U
+
+
VA
OUT
7.5V
EA
1V
+
M1
+
+
+
I
M
=
I
A
2
I
B
200
μ
A
2
32k
I
A
I
B
I
M
16V/10V
g
m
= 1/3k
0.7V
+
OSC
SYNC
R
S
Q
6
5
3
4
2
1
8
MULTIPLIER
I
AC
V
SENSE
M
OUT
7
CA
OUT
V
CC
CA
RUN
RUN
GTDR
16V
35pF
20
μ
A
MAX
250
μ
A
1N5819
4.7nF
1M
0.047
μ
F
0.47
μ
F
330k
10k
44
μ
A
22
μ
A
15
μ
A
100pF
1nF
20k
4k
V
OUT
180
μ
F
90V
TO
270V
EMI
FILTER
+
R
MOUT
4k
R
S
0.2
750
μ
H*
1M
MURH860
V
CC
GND
1249 TA01
IRF840
6A
10
7.5V
V
REF
**
1. COILTRONICS CTX02-12236 (TYPE 52 CORE)
AIR MOVEMENT NEEDED AT POWER LEVEL GREATER THAN 250W.
2. COILTRONICS CTX02-12295 (MAGNETICS Kool M
μ
77930 CORE)
THIS SCHOTTKY DIODE IS TO CLAMP GTDR WHEN MOS SWITCH TURNS OFF.
PARASITIC INDUCTANCE AND GATE CAPACITANCE MAY TURN ON CHIP SUBSTRATE
DIODE AND CAUSE ERRATIC OPERATIONS IF GTDR IS NOT CLAMPED.
SEE APPLICATIONS INFORMATION SECTION FOR CIRCUITRY TO SUPPLY POWER TO V
CC
.
*
**
+
Kool M
μ
is a registered trademark of Magnetics, Inc.
PART NUMBER
LT1103
LT1248
LT1508
LT1509
DESCRIPTION
Off-Line Switching Regulator
Full Feature Average Current Mode Power Factor Controller
Power Factor and PWM Controller
Power Factor and PWM Controller
COMMENTS
Universal Off-Line Inputs with Outputs to 100W
Provides All Features in 16-Lead Package
Simplified PFC Design
Complete Solution for Universal Off-Line Switching Power Supplies
RELATED PARTS
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
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LT1249CS8#PBF 功能描述:IC PFC CTRLR AVERAGE CURR 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - PFC(功率因數(shù)修正) 系列:- 產(chǎn)品培訓(xùn)模塊:GreenChip Synchronous Rectification Control Family of ICs 標(biāo)準(zhǔn)包裝:1 系列:- 模式:間歇導(dǎo)電(DCM) 頻率 - 開關(guān):- 電流 - 啟動(dòng):- 電源電壓:8.6 V ~ 38 V 工作溫度:-20°C ~ 150°C 安裝類型:表面貼裝 封裝/外殼:14-SOIC(0.154",3.90mm 寬) 供應(yīng)商設(shè)備封裝:14-SO 包裝:Digi-Reel® 其它名稱:568-5348-6
LT1249CS8#TR 功能描述:IC PFC CTRLR AVERAGE CURR 8SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - PFC(功率因數(shù)修正) 系列:- 產(chǎn)品培訓(xùn)模塊:GreenChip Synchronous Rectification Control Family of ICs 標(biāo)準(zhǔn)包裝:1 系列:- 模式:間歇導(dǎo)電(DCM) 頻率 - 開關(guān):- 電流 - 啟動(dòng):- 電源電壓:8.6 V ~ 38 V 工作溫度:-20°C ~ 150°C 安裝類型:表面貼裝 封裝/外殼:14-SOIC(0.154",3.90mm 寬) 供應(yīng)商設(shè)備封裝:14-SO 包裝:Digi-Reel® 其它名稱:568-5348-6
LT1249CS8#TRPBF 功能描述:IC PFC CTRLR AVERAGE CURR 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - PFC(功率因數(shù)修正) 系列:- 產(chǎn)品培訓(xùn)模塊:GreenChip Synchronous Rectification Control Family of ICs 標(biāo)準(zhǔn)包裝:1 系列:- 模式:間歇導(dǎo)電(DCM) 頻率 - 開關(guān):- 電流 - 啟動(dòng):- 電源電壓:8.6 V ~ 38 V 工作溫度:-20°C ~ 150°C 安裝類型:表面貼裝 封裝/外殼:14-SOIC(0.154",3.90mm 寬) 供應(yīng)商設(shè)備封裝:14-SO 包裝:Digi-Reel® 其它名稱:568-5348-6
LT1249I 制造商:LINER 制造商全稱:Linear Technology 功能描述:Power Factor Controller
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