- 您現(xiàn)在的位置：買(mǎi)賣(mài)IC網(wǎng) > PDF目錄382662 > TOP249F SMPS Controller PDF資料下載
參數(shù)資料
| 型號(hào)： | TOP249F |
| 英文描述： | SMPS Controller |
| 中文描述： | 開(kāi)關(guān)電源控制器 |
| 文件頁(yè)數(shù)： | 34/52頁(yè) |
| 文件大?。?/td> | 457K |
| 代理商： | TOP249F |
第1頁(yè)第2頁(yè)第3頁(yè)第4頁(yè)第5頁(yè)第6頁(yè)第7頁(yè)第8頁(yè)第9頁(yè)第10頁(yè)第11頁(yè)第12頁(yè)第13頁(yè)第14頁(yè)第15頁(yè)第16頁(yè)第17頁(yè)第18頁(yè)第19頁(yè)第20頁(yè)第21頁(yè)第22頁(yè)第23頁(yè)第24頁(yè)第25頁(yè)第26頁(yè)第27頁(yè)第28頁(yè)第29頁(yè)第30頁(yè)第31頁(yè)第32頁(yè)第33頁(yè)當(dāng)前第34頁(yè)第35頁(yè)第36頁(yè)第37頁(yè)第38頁(yè)第39頁(yè)第40頁(yè)第41頁(yè)第42頁(yè)第43頁(yè)第44頁(yè)第45頁(yè)第46頁(yè)第47頁(yè)第48頁(yè)第49頁(yè)第50頁(yè)第51頁(yè)第52頁(yè)
TOP242-250
34
H
9/02
Notes:
1. Free standing with no heatsink.
2. Measured at the back surface of tab.
3. Soldered to 0.36 sq. inch (232 mm
2
), 2 oz. (610 gm/m
2
) copper clad.
4. Soldered to 1 sq. inch (645 mm
2
), 2 oz. (610 gm/m
2
) copper clad.
5. Measured on the SOURCE pin close to plastic interface.
6. Soldered to 3 sq. inch (1935 mm
2
), 2 oz. (610 gm/m
2
) copper
clad.
7. Soldered to foot print area, 2 oz. (610 gm/m
2
) copper clad.
Design Ideas 4
Design Tools 5
Quality and Reliability 6
Package Information 7
61.5
66
70.5
DPA-SwitchDC-DC Seminar 8
10
LinkSwitch & TinySwitch-IIAC-DC Seminar 9
132 kHz Operation
15
±
4
±
2
66 kHz Operation
Sales Representatives and Distributors 11
ABSOLUTE MAXIMUM RATINGS
(1)
DRAIN Voltage ............................................ -0.3 to 700 V
DRAIN Peak Current: TOP242 ...............................0.72 A
TOP243 ...............................1.44 A
TOP244 ...............................2.16 A
TOP245 ...............................2.88 A
TOP246 ...............................4.32 A
TOP247 ...............................5.76 A
TOP248 ...............................7.20 A
TOP249 ...............................8.64 A
TOP250 .............................10.08 A
CONTROL Voltage .......................................... -0.3 to 9 V
I
C
= 3 mA;
T
J
= 25
°
C
I
C
= I
CD1
f
OSC
DC
(ONSET
f
OSC (DMIN)
f
f
M
DC
MAX
CONTROL FUNCTIONS
Conditions
(Unless Otherwise Specified)
See Figure 53
SOURCE = 0 V
;
T
J
= -40 to 125
°
C
Min
Typ
Max
Parameter
Symbol
Units
THERMAL IMPEDANCE
%
kHz
Hz
%
Thermal Impedance: Y or F Package:
(
θ
JA
)
(1)
....................................... 70
°
C/W
(
θ
)
(2)
......................................... 2
°
C/W
P or G Package:
(
θ
JA
) ......................45
°
C/W
(3)
; 35
°
C/W
(4)
(
θ
)
(5)
....................................... 11
°
C/W
R Package:
(
θ
JA
) ... 80
°
C/W
(7)
; 37
°
C/W
(4)
; 27
°
C/W
(6)
(
θ
JC
)
(5)
......................................... 2
°
C/W
30
250
75
28
78
38
83
50
FREQUENCY Pin
Connected to SOURCE
FREQUENCY Pin
Connected to CONTROL
132 kHz Operation
I
L
≤
I
L (DC)
or I
M
≤
I
M(DC)
I
L
or I
M
= 190
μ
A
Switching
Frequency
(average)
Duty Cycle at
ONSET of Fre-
quency Reduction
Switching
Frequency near
0% Duty Cycle
Frequency Jitter
Deviation
Frequency Jitter
Modulation Rate
Maximum Duty
Cycle
66 kHz Operation
CONTROL Current ...............................................100 mA
LINE SENSE Pin Voltage ................................ -0.3 to 9 V
CURRENT LIMIT Pin Voltage..................... -0.3 to 4.5 V
MULTI-FUNCTION Pin Voltage .................... -0.3 to 9 V
FREQUENCY Pin Voltage............................... -0.3 to 9 V
Storage Temperature .....................................-65 to 150
°
C
Operating Junction Temperature
(2)
...............-40 to 150
°
C
Lead Temperature
(3)
............................................... 260
°
C
Notes:
1. All voltages referenced to SOURCE, T
A
= 25
°
C.
2. Normally limited by internal circuitry.
3. 1/16" from case for 5 seconds.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| TOP249R-TL | SMPS Controller |
| TOP243R-TL | SMPS Controller |
| TOP244F | SMPS Controller |
| TOP244G | SMPS Controller |
| TOP244G-TL | SMPS Controller |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TOP249F- | 制造商:POWERINT 制造商全稱(chēng):Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher |
| TOP249FN | 功能描述:交流/直流開(kāi)關(guān)轉(zhuǎn)換器 180 W 85-265 VAC 250 W 230 VAC RoHS:否 制造商:STMicroelectronics 輸出電壓:800 V 輸入/電源電壓（最大值）:23.5 V 輸入/電源電壓（最小值）:11.5 V 開(kāi)關(guān)頻率:115 kHz 電源電流:1.6 mA 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SSO-10 封裝:Reel |
| TOP249FN- | 制造商:POWERINT 制造商全稱(chēng):Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher |
| TOP249FN-TL | 制造商:POWERINT 制造商全稱(chēng):Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher |
| TOP249F-TL | 制造商:POWERINT 制造商全稱(chēng):Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher |
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。