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參數資料
型號: TOP243F
英文描述: SMPS Controller
中文描述: 開關電源控制器
文件頁數: 35/52頁
文件大小: 457K
代理商: TOP243F
TOP242-250
35
H
9/02
CONTROL FUNCTIONS
Conditions
(Unless Otherwise Specified)
See Figure 53
SOURCE = 0 V
;
T
J
= -40 to 125
°
C
Min
Typ
Max
Parameter
Symbol
Units
See Note A
See Figure 7
T
J
= 25
°
C
I
C
= 4 mA; T
= 25
°
C
See Figure 51
l
B
l
C(OFF)
Z
C
PWM Gain
Temperature Drift
External Bias
Current
CONTROL
Current at 0%
Duty Cycle
Dynamic
Impedance
Dynamic
Impedance
Temperature Drift
Control Pin
Internal Filter Pole
%/mA/
°
C
mA
mA
%/
°
C
kHz
SHUTDOWN/AUTO-RESTART
V
C
= 0 V
V
C
= 5 V
l
C (CH)
V
C(AR)U
V
C(AR)L
V
C(AR)hyst
DC
(AR)
f
(AR)
Control Pin
Charging Current
Charging Current
Temperature Drift
Auto-restart Upper
Threshold Voltage
Auto-restart Lower
Threshold Voltage
Auto-restart
Hysteresis Voltage
Auto-restart Duty
Cycle
Auto-restart
Frequency
mA
%/
°
C
V
V
V
%
Hz
-5.0
-3.0
-3.5
-1.8
-2.0
-0.6
0.5
5.8
4.5
4.8
5.1
0.8
1.0
4
8
1.0
T
J
= 25
°
C
See Note A
Soft Start Time
t
SOFT
T
J
= 25
°
C; DC
MIN
to
DC
MAX
10
15
ms
PWM Gain
DC
reg
I
C
= 4 mA; T
J
= 25
°
C
-28 -23 -18
%/mA
TOP242-245
TOP246-249
TOP250
TOP242-245
TOP246-249
TOP250
-0.01
1.2
2.0
3.0
1.6
2.6
4.0
1.7
2.7
4.2
6.0
7.0
6.6
7.3
8.0
8.5
10
15
22
0.18
7
相關PDF資料
PDF描述
TOP243G SMPS Controller
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TOP250F SMPS Controller
TOP250R-TL SMPS Controller
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相關代理商/技術參數
參數描述
TOP243F- 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
TOP243FN 功能描述:交流/直流開關轉換器 30W 85-265 VAC 45W 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
TOP243FN- 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
TOP243FN-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
TOP243F-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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