參數(shù)資料
型號: EL7642ILTZ
廠商: INTERSIL CORP
元件分類: 穩(wěn)壓器
英文描述: TFT-LCD DC/DC with Integrated Amplifiers
中文描述: 3 A SWITCHING REGULATOR, 1350 kHz SWITCHING FREQ-MAX, QCC32
封裝: 5 X 5 MM, ROHS COMPLIANT, MO-220, TQFN-32
文件頁數(shù): 11/19頁
文件大?。?/td> 493K
代理商: EL7642ILTZ
11
FN7415.1
September 26, 2005
The current through MOSFET is limited to 3A peak. This
restricts the maximum output current based on the following
equation:
I
L
2
O
Where
IL is peak to peak inductor ripple current, and is set
by:
where f
S
is the switching frequency.
FIGURE 18. THE BLOCK DIAGRAM OF THE BOOST CONTROLLER
I
OMAX
I
LMT
--------
V
---------
×
=
I
L
V
---------
D
f
S
----
×
=
I
REF
I
REF
FBB
I
FB
I
FB
COMP
VOLTAGE
AMPLIFIER
LX
PGND
SHUTDOWN
& STARTUP
CONTROL
GM
AMPLIFIER
SLOPE
COMPENSATION
BUFFER
PWM
LOGIC
CURRENT
AMPLIFIER
CLOCK
REFERENCE
GENERATOR
EL7640, EL7641, EL7642
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參數(shù)描述
EL7642ILTZ-T13 功能描述:直流/直流開關(guān)調(diào)節(jié)器 EL7642ILTZ TFT-LCD D C-DC W/INTEGRTD AMP RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
EL7642ILTZ-T7 功能描述:直流/直流開關(guān)調(diào)節(jié)器 EL7642ILTZ TFT-LCD D C-DC W/INTEGRTD AMP RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
EL7661CN 制造商:未知廠家 制造商全稱:未知廠家 功能描述:IC-100V FULL BRIDGE DRIVER
EL7661CS 制造商:未知廠家 制造商全稱:未知廠家 功能描述:MOSFET Driver
EL7761 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:100V Half Bridge Driver