參數(shù)資料
型號(hào)： TOP248F
廠商： POWER INTEGRATIONS INC
元件分類： 穩(wěn)壓器
英文描述： 7.2 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZIP6
封裝： PLASTIC, TO-262, 7/6 PIN
文件頁數(shù)： 23/52頁
文件大小： 2175K
代理商： TOP248F
TOP242-250
3
N
4/05
PI-2639-060600
SHUTDOWN/
AUTO-RESTART
PWM
COMPARATOR
CLOCK
SAW
HALF
FREQ.
CONTROLLED
TURN-ON
GATE DRIVER
CURRENT LIMIT
COMPARATOR
INTERNAL UV
COMPARATOR
INTERNAL
SUPPLY
5.8 V
4.8 V
SOURCE (S)
S
R
Q
DMAX
STOP SOFT-
START
-
+
CONTROL (C)
LINE-SENSE (L)
EXTERNAL
CURRENT LIMIT (X)
FREQUENCY (F)
-
+
5.8 V
1 V
IFB
RE
ZC
VC
+
-
LEADING
EDGE
BLANKING
÷ 8
1
HYSTERETIC
THERMAL
SHUTDOWN
SHUNT REGULATOR/
ERROR AMPLIFIER
+
-
DRAIN (D)
ON/OFF
SOFT
START
DCMAX
VBG
DCMAX
VBG + VT
0
OV/UV
VI (LIMIT)
CURRENT
LIMIT
ADJUST
LINE
SENSE
SOFT START
LIGHT LOAD
FREQUENCY
REDUCTION
STOP LOGIC
OSCILLATOR WITH JITTER
PI-2641-061200
SHUTDOWN/
AUTO-RESTART
PWM
COMPARATOR
CLOCK
SAW
CONTROLLED
TURN-ON
GATE DRIVER
CURRENT LIMIT
COMPARATOR
INTERNAL UV
COMPARATOR
INTERNAL
SUPPLY
5.8 V
4.8 V
SOURCE (S)
S
R
Q
DMAX
STOP SOFT-
START
-
+
CONTROL (C)
MULTI-
FUNCTION (M)
-
+
5.8 V
IFB
RE
ZC
VC
+
-
LEADING
EDGE
BLANKING
÷ 8
1
HYSTERETIC
THERMAL
SHUTDOWN
SHUNT REGULATOR/
ERROR AMPLIFIER
+
-
DRAIN (D)
ON/OFF
SOFT
START
DCMAX
VBG
DCMAX
VBG + VT
0
OV/UV
VI (LIMIT)
CURRENT
LIMIT
ADJUST
LINE
SENSE
SOFT START
LIGHT LOAD
FREQUENCY
REDUCTION
STOP LOGIC
OSCILLATOR WITH JITTER
Figure 2a. Functional Block Diagram (Y, R or F Package).
Figure 2b. Functional Block Diagram (P or G Package).
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TOP248F- 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
TOP248FN 功能描述:交流/直流開關(guān)轉(zhuǎn)換器 155 W 85-265 VAC 205 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
TOP248FN- 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
TOP248FN-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
TOP248F-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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