參數資料
型號： TOP249F
英文描述： SMPS Controller
中文描述： 開關電源控制器
文件頁數： 38/52頁
文件大小： 457K
代理商： TOP249F
TOP242-250
38
H
9/02
General Information & Table of Contents
Product Selector Guide 1
1.75
3.0
4.25
Data Sheets 2
Application Notes 3
7.80
9.00
12.9
15.0
5.20
6.00
8.60
10.0
3.90
4.50
4.30
5.00
1.95
2.25
3.22
3.75
1.30
1.50
2.15
2.50
1.10
1.28
1.85
2.15
Design Ideas 4
Design Tools 5
Quality and Reliability 6
Package Information 7
DPA-SwitchDC-DC Seminar 8
T
T
= 25
°
C
J
= 100
°
T
J
= 25
°
C
J
= 100
°
LinkSwitch & TinySwitch-IIAC-DC Seminar 9
TOP250
I
D
= 700 mA
TOPSwitch-GXAC-DC Seminar 10
V
L
, V
= Floating; I
= 4 mA
DS
J
V
L
, V
= Floating; I
= 4mA
See Note D, T
J
= 25
°
C
Sales Representatives and Distributors 11
700
Conditions
(Unless Otherwise Specified)
See Figure 53
SOURCE = 0 V
;
T
J
= -40 to 125
°
C
Min
Typ
Max
Parameter
Symbol
Units
OUTPUT
CIRCUIT PROTECTION
t
IL(D)
V
C(RESET)
100
130
140
150
75
ns
°
C
°
C
V
Current Limit Delay
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
Power-up Reset
Threshold Voltage
I
C
= 4 mA
Figure 53, S1 Open
R
DS(ON)
ON-State
Resistance
T
J
= 25
°
C
T
J
= 100
°
C
T
J
= 25
°
C
T
J
= 100
°
C
T
J
= 25
°
C
T
J
= 100
°
C
T
J
= 25
°
C
T
J
= 100
°
C
T
J
= 25
°
C
T
J
= 100
°
C
T
J
= 25
°
C
T
J
= 100
°
C
T
J
TOP242
I
D
= 50 mA
TOP243
I
D
= 100 mA
TOP244
I
D
= 150 mA
TOP245
I
D
= 200 mA
TOP246
I
D
= 300 mA
TOP247
I
D
= 400 mA
TOP248
I
D
= 500 mA
TOP249
D
= 600 mA
Off-State
Current
Breakdown
Voltage
I
DSS
BV
DSS
470
μ
A
V
Leading Edge
Blanking Time
t
LEB
220
ns
See Figure 52
T
J
= 25
°
C, I
C
= 4 mA
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相關代理商/技術參數
參數描述
TOP249F- 制造商:POWERINT 制造商全稱: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/直流開關轉換器 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 開關頻率:115 kHz 電源電流:1.6 mA 工作溫度范圍:- 40 C to + 150 C 安裝風格:SMD/SMT 封裝 / 箱體:SSO-10 封裝:Reel
TOP249FN- 制造商:POWERINT 制造商全稱: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: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:Power Integrations, Inc. 功能描述:TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher
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