参数资料
型号: ISL97642IRTZ
厂商: Intersil
文件页数: 9/19页
文件大小: 0K
描述: IC REG TFT-LCD DC/DC 32-TQFN
标准包装: 60
应用: LCD 电视机/监控器
电流 - 电源: 5mA
电源电压: 2.6 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN(5x5)
包装: 管件
ISL97642
Typical Performance Curves
(Continued)
JEDEC JESD51-7 HIGH EFFECTIVE
THERMAL CONDUCTIVITY TEST BOARD -
QFN EXPOSED DIEPAD SOLDERED TO
JEDEC JESD51-3 AND SEMI G42-88
3.0
PCB PER JESD51-5
0.8
(SINGLE LAYER) TEST BOARD
2.5 2.857W
2.0
QFN32
θ JA = 35°C/W
0.7
0.6
0.5
758mW
QFN32
θ JA = 125°C/W
1.5
1.0
0.5
0
0.4
0.3
0.2
0.1
0
0
25
50
75 85 100
125
150
0
25
50
75 85 100
125
150
AMBIENT TEMPERATURE (°C)
FIGURE 13. OP AMP RAIL-TO-RAIL INPUT/OUTPUT
AMBIENT TEMPERATURE (°C)
FIGURE 14. PACKAGE POWER DISSIPATION vs AMBIENT
TEMPERATURE
INPUT
OUTPUT
TIME (50μs/DIV)
FIGURE 15. PACKAGE POWER DISSIPATION vs AMBIENT TEMPERATURE
TABLE 1. RECOMMENDED COMPONENTS
Applications Information
The ISL97642 provides a highly integrated multiple output
power solution for TFT-LCD applications. The system
consists of one high efficiency boost converter and two low
cost linear-regulator controllers (V ON and V OFF ) with
multiple protection functions. The block diagram of the whole
DESIGNATION
C 1 , C 2 , C 3
D 1
DESCRIPTION
10μF, 16V X5R ceramic capacitor (1210)
1A 20V low leakage Schottky rectifier
(CASE 457-04)
ON SEMI MBRM120ET3
part is shown in Figure 16. Table 1 lists the recommended
components.
D 11 , D 12 , D 21 200mA, 30V Schottky barrier diode (SOT-23)
Fairchild BAT54S
The ISL97642 integrates an N-Channel MOSFET in boost
converter to minimize the external component counts and
cost. The V ON , V OFF linear-regulators are independently
regulated by using external resistors. To achieve higher
voltage than V BOOST , one or multiple stage charge pumps
may be used.
9
L 1
Q 11
Q 21
6.8μH, 1.3A Inductor
TDK SLF6025T-6R8M1R3-PF
200mA, 40V PNP amplifier (SOT-23)
Fairchild MMBT3906
200mA, 40V NPN amplifier (SOT-23)
Fairchild MMBT3904
FN6436.0
June 18, 2007
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ISL97644IRZ-T IC REG BOOST LDO VON VCOM 24-QFN
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相关代理商/技术参数
参数描述
ISL97642IRTZ-T 功能描述:IC REG TFT-LCD DC/DC 32-TQFN RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 应用说明:Ultrasound Imaging Systems Application Note 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:37 系列:- 应用:医疗用超声波成像,声纳 电流 - 电源:- 电源电压:2.37 V ~ 6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:56-WFQFN 裸露焊盘 供应商设备封装:56-TQFN-EP(8x8) 包装:管件
ISL97642IRTZ-TK 功能描述:IC REG TFT-LCD DC/DC 32-TQFN RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 应用说明:Ultrasound Imaging Systems Application Note 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:37 系列:- 应用:医疗用超声波成像,声纳 电流 - 电源:- 电源电压:2.37 V ~ 6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:56-WFQFN 裸露焊盘 供应商设备封装:56-TQFN-EP(8x8) 包装:管件
ISL97644IRZ 制造商:Rochester Electronics LLC 功能描述: 制造商:Intersil Corporation 功能描述:
ISL97644IRZ-T 功能描述:IC REG BOOST LDO VON VCOM 24-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 应用说明:Ultrasound Imaging Systems Application Note 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:37 系列:- 应用:医疗用超声波成像,声纳 电流 - 电源:- 电源电压:2.37 V ~ 6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:56-WFQFN 裸露焊盘 供应商设备封装:56-TQFN-EP(8x8) 包装:管件
ISL97644IRZ-TK 功能描述:IC REG BOOST LDO VON VCOM 24-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 应用说明:Ultrasound Imaging Systems Application Note 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:37 系列:- 应用:医疗用超声波成像,声纳 电流 - 电源:- 电源电压:2.37 V ~ 6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:56-WFQFN 裸露焊盘 供应商设备封装:56-TQFN-EP(8x8) 包装:管件