參數(shù)資料
型號: HIP6302VCBZ-T
廠商: INTERSIL CORP
元件分類: 穩(wěn)壓器
英文描述: 150000 SYSTEM GATE 2.5 VOLT FPGA - NOT RECOMMENDED for NEW DESIGN
中文描述: SWITCHING CONTROLLER, 1500 kHz SWITCHING FREQ-MAX, PDSO16
封裝: LEAD FREE, PLASTIC, MS-012AC, SOIC-16
文件頁數(shù): 16/17頁
文件大小: 184K
代理商: HIP6302VCBZ-T
16
dissipated by the Driver IC and don't heat the MOSFETs.
However, large gate-charge increases the switching time,
t
SW
which increases the upper MOSFET switching losses.
Ensure that both MOSFETs are within their maximum
junction temperature at high ambient temperature by
calculating the temperature rise according to package
thermal-resistance specifications. A separate heatsink may
be necessary depending upon MOSFET power, package
type, ambient temperature and air flow.
A diode, anode to ground, may be placed across Q2 and Q4
of Figure 1. These diodes function as a clamp that catches
the negative inductor swing during the dead time between
the turn off of the lower MOSFETs and the turn on of the
upper MOSFETs. The diodes must be a Schottky type to
prevent the lossy parasitic MOSFET body diode from
conducting. It is usually acceptable to omit the diodes and let
the body diodes of the lower MOSFETs clamp the negative
inductor swing, but efficiency could drop one or two percent
as a result. The diode's rated reverse breakdown voltage
must be greater than the maximum input voltage.
P
UPPER
I
------------------------------------------------------------
2
r
IN
×
V
×
I
---------------------------------------------------------
V
×
t
×
F
×
+
=
P
LOWER
I
--------------------------------------------------------------------------------
2
r
×
IN
V
V
(
)
×
=
HIP6302
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相關代理商/技術參數(shù)
參數(shù)描述
HIP6303 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Microprocessor CORE Voltage Regulator Multi-Phase Buck PWM Controller
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HIP6303CB WAF 制造商:Harris Corporation 功能描述:
HIP6303CB-T 功能描述:IC REG CTRLR BUCK PWM 20-SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:4,000 系列:- PWM 型:電壓模式 輸出數(shù):1 頻率 - 最大:1.5MHz 占空比:66.7% 電源電壓:4.75 V ~ 5.25 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 85°C 封裝/外殼:40-VFQFN 裸露焊盤 包裝:帶卷 (TR)
HIP6303EVAL1 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Microprocessor CORE Voltage Regulator Multi-Phase Buck PWM Controller