參數(shù)資料
型號(hào): TOP246F
廠商: POWER INTEGRATIONS INC
元件分類: 穩(wěn)壓器
英文描述: 4.32 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZIP6
封裝: PLASTIC, TO-262, 7/6 PIN
文件頁數(shù): 28/52頁
文件大?。?/td> 2175K
代理商: TOP246F
TOP242-250
N
4/05
34
Parameter
Symbol
Conditions
SOURCE = 0 V; T
J = -40 to 125 °C
See Figure 53
(Unless Otherwise Specied)
Min
Typ
Max
Units
CONTROL FUNCTIONS (cont.)
Maximum Duty
Cycle
DC
MAX
I
C = ICD1
I
L ≤ IL(DC) or IM ≤ IM(DC)
75
78
83
%
I
L or IM = 190 A
TOP242-247
28
38
50
I
L or IM = 100 A
TOP242-247
66.5
I
L = 190 A
TOP248-250
33
41.3
49.5
I
L = 100 A
TOP248-250
60
66.8
73.5
Soft-Start Time
t
SOFT
T
J = 25 °C; DCMIN to DCMAX
10
15
ms
PWM Gain
DC
reg
I
C = 4 mA; TJ = 25 °C
-28
-23
-18
%/mA
PWM Gain
Temperature Drift
See Note A
-0.01
%/mA/°C
External Bias
Current
I
B
See Figure 7
TOP242-245
1.2
2.0
3.0
mA
TOP246-249
1.6
2.6
4.0
TOP250
1.7
2.7
4.2
CONTROL
Current at 0%
Duty Cycle
I
C(OFF)
T
J = 25 °C
TOP242-245
6.0
7.0
mA
TOP246-249
6.6
8.0
TOP250
7.3
8.5
Dynamic
Impedance
Z
C
I
C = 4 mA; TJ = 25 °C
See Figure 51
10
15
22
Dynamic
Impedance
Temperature Drift
0.18
%/°C
CONTROL Pin
Internal Filter Pole
7
kHz
SHUTDOWN/AUTO-RESTART
CONTROL Pin
Charging Current
I
C(CH)
T
J = 25 °C
V
C = 0 V
-5.0
-3.5
-2.0
mA
V
C = 5 V
-3.0
-1.8
-0.6
Charging Current
Temperature Drift
See Note A
0.5
%/°C
Auto-Restart
Upper Threshold
Voltage
V
C(AR)U
5.8
V
Auto-Restart
Lower Threshold
Voltage
V
C(AR)L
4.5
4.8
5.1
V
相關(guān)PDF資料
PDF描述
TOP249F 8.64 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZIP6
TOP244P 2.16 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PDIP7
TOP249FN-TL 8.64 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZIP6
TOP246F-TL 4.32 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZIP6
TOP248F-TL 7.2 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZIP6
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TOP246F- 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
TOP246FN 功能描述:交流/直流開關(guān)轉(zhuǎn)換器 90 W 85-265 VAC 125 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(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
TOP246FN- 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
TOP246FN-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
TOP246F-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