參數(shù)資料
型號: ISL6551AB-T
廠商: INTERSIL CORP
元件分類: 穩(wěn)壓器
英文描述: ZVS Full Bridge PWM Controller
中文描述: DUAL SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO28
封裝: PLASTIC, SOIC-28
文件頁數(shù): 23/26頁
文件大?。?/td> 619K
代理商: ISL6551AB-T
23
FN9066.4
July 8, 2005
(2) FULL BRIDGE DRIVERS
Full Bridge High Current Drivers -
External high current
drivers are required and less power is dissipated in the
ISL6551 controller. Secondary control. Operate at the
switching frequency.
Full Bridge Medium Current Drivers -
No external drivers
are required. Secondary control. Operate at the switching
frequency.
Full Bridge Primary Control -
Lower drivers can directly
drive the power switches, while upper drivers require the
assistance of level-shifting circuits such as a pulse
transformer or Intersil’s HIP2100 half-bridge driver. External
high current drivers are not required in medium power
applications, but level-shifting circuits are still required for
upper drivers. Operate at the switching frequency.
FIGURE 24A. FULL BRIDGE HIGH CURRENT DRIVERS
FIGURE 24B. FULL BRIDGE MEDIUM CURRENT DRIVERS
FIGURE 24C. FULL BRIDGE PRIMARY CONTROL
UPPER1
UPPER2
Q1_G
P–
Q3_G
Q3_S
HIP2100IB
HI
LI
VSS
HO
HS
LO
Q2_G
P+
Q4_G
Q4_S
HIP2100IB
LOWER1
LOWER2
HI
LI
VSS
HO
HS
LO
LOWER1
LOWER2
Q3_G
Q3_S
Q4_S
Q4_G
UPPER1
UPPER2
Q1_G
P–
P+
Q2_G
HI
LI
VSS
HS
LO
Q2_G
P+
Q4_S
LOWER2
UPPER2
HIP2100IB
PGND
HI
LI
VSS
HO
HS
LO
Q1G
P–
Q3_G
Q3_S
HIP2100IB
UPPER1
LOWER1
PGND
HO
Q4_G
ISL6551
相關(guān)PDF資料
PDF描述
ISL6551IB-T ZVS Full Bridge PWM Controller
ISL6551IB ZVS Full Bridge PWM Controller
ISL6551IBZ Cable Carrier; External Height:30"; Body Material:Steel; Color:Zinc Plated RoHS Compliant: Yes
ISL6551IBZ-T MODIFIED HARDWARE PACKAGE RoHS Compliant: Yes
ISL6551 ZVS Full Bridge PWM Controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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ISL6551AR 制造商:Rochester Electronics LLC 功能描述: 制造商:Intersil Corporation 功能描述:
ISL6551AR-T 制造商:Rochester Electronics LLC 功能描述: 制造商:Intersil Corporation 功能描述:
ISL6551ARZ 功能描述:IC REG CTRLR FLYBACK PWM 28-QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:275kHz 占空比:50% 電源電壓:18 V ~ 110 V 降壓:無 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:是 工作溫度:-40°C ~ 85°C 封裝/外殼:8-SOIC(0.154",3.90mm 寬) 包裝:帶卷 (TR)