參數(shù)資料
型號(hào)： ISL6551IRZ
廠商： INTERSIL CORP
元件分類(lèi)： 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, PQCC28
封裝： 6 X 6 MM, ROHS COMPLIANT, PLASTIC, MO-220VJJC, QFN-28
文件頁(yè)數(shù)： 3/26頁(yè)
文件大?。?/td> 604K
代理商： ISL6551IRZ
3
FN9066.5
January 3, 2006
Functional Pin Description
PACKAGE PIN #
PIN SYMBOL
FUNCTION
SOIC
QFN
1
26
VSS
Reference ground. All control circuits are referenced to this pin.
2
27
CT
Set the oscillator frequency, up to 1MHz.
3
28
RD
Adjust the clock dead time from 50ns to 1000ns.
4
1
R_RESDLY
Program the resonant delay from 50ns to 500ns.
5
2
R_RA
Adjust the ramp for slope compensation (from 50mV to 250mV).
6
3
ISENSE
The pin receives the current information via a current sense transformer or a power resistor.
7
4
PKILIM
Set the over current limit with the bandgap reference as the trip threshold.
8
5
BGREF
Precision bandgap reference, 1.263V ±2% overall recommended operating conditions.
9
6
R_LEB
Program the leading edge blanking from 50ns to 300ns.
10
7
CS_COMP
Set a low current sharing loop bandwidth with a capacitor.
11
8
CSS
Program the rise time and the clamping voltage with a capacitor and a resistor, respectively.
12
9
EANI
Non-inverting input of Error Amp. It is clamped by the voltage at the CSS pin (Vclamp).
13
10
EAI
Inverting input of Error Amp. It receives the feedback voltage.
14
11
EAO
Output of Error Amp. It is clamped by the voltage at the CSS pin (Vclamp).
15
12
SHARE
This pin is the SHARE BUS connecting with other unit(s) for current share operation.
16
13
LATSD
The IC is latched off with a voltage greater than 3V at this pin and is reset by recycling VDD.
17
14
DCOK
Power Good indication with a ±5% window.
18
15
ON/OFF
This is an Enable pin that controls the states of all drive signals and the soft-start.
19, 20
16, 17
SYNC2, SYNC1
These are the gate control signals for the output synchronous rectifiers.
21, 22
18, 19
LOWER2, LOWER1
Both lower drivers are PWM-controlled on the trailing edge.
23, 24
20, 21
UPPER2, UPPER1
Both upper drivers are driven at a fixed 50% duty cycle.
25
22
PGND
Power Ground. High current return paths for both the upper and the lower drivers.
26, 27
23, 24
VDDP2, VDDP1
Power is delivered to both the upper and the lower drivers through these pins.
28
25
VDD
Power is delivered to all control circuits including SYNC1 & SYNC2 via this pin.
ISL6551
相關(guān)PDF資料
PDF描述
ISL6564A Multiphase PWM Controller with Linear 6-Bit DAC Capable of Precision rDS(ON) or DCR Differential Current Sensing
ISL6564ACRZ Multiphase PWM Controller with Linear 6-Bit DAC Capable of Precision rDS(ON) or DCR Differential Current Sensing
ISL6564AIRZ Multiphase PWM Controller with Linear 6-Bit DAC Capable of Precision rDS(ON) or DCR Differential Current Sensing
ISL6566CRR5184 Three-Phase Buck PWM Controller with Integrated MOSFET Drivers for VRM9, VRM10, and AMD Hammer Applications
ISL6566CR-TR5184 Three-Phase Buck PWM Controller with Integrated MOSFET Drivers for VRM9, VRM10, and AMD Hammer Applications
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ISL6552CB 功能描述:IC REG CTRLR BUCK PWM 20-SOIC RoHS:否 類(lèi)別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準(zhǔn)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(wú) 回掃:無(wú) 反相:無(wú) 倍增器:無(wú) 除法器:無(wú) Cuk:無(wú) 隔離:無(wú) 工作溫度:-40°C ~ 85°C 封裝/外殼:40-VFQFN 裸露焊盤(pán) 包裝:帶卷 (TR)
ISL6552CB-T 功能描述:IC REG CTRLR BUCK PWM 20-SOIC RoHS:否 類(lèi)別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準(zhǔn)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(wú) 回掃:無(wú) 反相:無(wú) 倍增器:無(wú) 除法器:無(wú) Cuk:無(wú) 隔離:無(wú) 工作溫度:-40°C ~ 85°C 封裝/外殼:40-VFQFN 裸露焊盤(pán) 包裝:帶卷 (TR)
ISL6552CBZ 功能描述:IC REG CTRLR BUCK PWM 20-SOIC RoHS:是 類(lèi)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(biāo)準(zhǔn)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(wú) 升壓:無(wú) 回掃:無(wú) 反相:無(wú) 倍增器:無(wú) 除法器:無(wú) Cuk:無(wú) 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)
ISL6552CBZA 功能描述:IC REG CTRLR BUCK PWM 20-SOIC RoHS:是 類(lèi)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(biāo)準(zhǔn)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(wú) 升壓:無(wú) 回掃:無(wú) 反相:無(wú) 倍增器:無(wú) 除法器:無(wú) Cuk:無(wú) 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)
ISL6552CBZA-T 功能描述:IC REG CTRLR BUCK PWM 20-SOIC RoHS:是 類(lèi)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(biāo)準(zhǔn)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(wú) 升壓:無(wú) 回掃:無(wú) 反相:無(wú) 倍增器:無(wú) 除法器:無(wú) Cuk:無(wú) 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)
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。

采購(gòu)需求

(若只采購(gòu)一條型號(hào)，填寫(xiě)一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購(gòu)

我的聯(lián)系方式

*
*
*