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| 型号： | MAX8707ETL+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 21/37页 |
| 文件大小： | 0K |
| 描述： | IC CNTRLR MULTIPHASE 40TQFN |
| 标准包装： | 2,500 |
| 应用： | 控制器，AMD Hammer CPU 电源 |
| 输入电压： | 4.5 ~ 5.5 V |
| 输出数： | 4 |
| 输出电压： | 0.8 ~ 1.55 V |
| 工作温度： | 0°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 40-WFQFN 裸露焊盘 |
| 供应商设备封装： | 40-TQFN-EP（6x6） |
| 包装： | 带卷 (TR) |
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Multiphase, Fixed-Frequency Controller for
AMD Hammer CPU Core Power Supplies
Table 2. Component Suppliers
MANUFACTURER
BI Technologies
Central Semiconductor
Coilcraft
Coiltronics
Fairchild Semiconductor
International Rectifier
Kemet
Panasonic
Sanyo
Siliconix (Vishay)
Sumida
Taiyo Yuden
TDK
TOKO
Table 3. Operating-Mode Truth Table
WEBSITE
www.bitechnologies.com
www.centralsemi.com
www.coilcraft.com
www.coiltronics.com
www.fairchildsemi.com
www.irf.com
www.kemet.com
www.panasonic.com
www.secc.co.jp
www.vishay.com
www.sumida.com
www.t-yuden.com
www.component.tdk.com
www.tokoam.com
SHDN
SUS
SKIP
OFS
OUTPUT
VOLTAGE
OPERATING MODE
Low-Power Shutdown Mode. PWM_ outputs are forced low,
GND
X
X
X
GND
and the controller is disabled. The supply current drops to
10μA (max).
V CC
GND
GND
GND or REF
D0 – D4
(no offset)
Normal Operation. The no-load output voltage is determined
by the selected VID DAC code (D0 – D4, Table 4).
Pulse-Skipping Operation. When SKIP is pulled high, the
V CC
GND
V CC
GND or REF
D0 – D4
(no offset)
MAX8707 immediately enters pulse-skipping operation
allowing automatic PWM/PFM switchover under light loads.
The VROK upper threshold is blanked.
V CC
V CC
GND
V CC
X
X
0 to 0.8V
or
1.2V to 2.0V
X
D0 – D4
(plus offset)
SUSV
(no offset)
Deep-Sleep Mode. The no-load output voltage is determined
by the selected VID-DAC code (D0 – D4, Table 4) plus the
offset voltage set by OFS.
Suspend Mode/One Phase Skip. The no-load output voltage
is determined by the suspend voltage present on SUSV,
overriding all other active modes of operation.
Fault Mode. The fault latch has been set by either UVP or
V CC
X
X
X
GND
thermal shutdown. The controller remains in FAULT mode
until V CC power is cycled or SHDN toggled.
X = Don ’ t Care
______________________________________________________________________________________
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| MAX8709AETI+ | 功能描述:显示驱动器和控制器 CCFL Backlight Controller w/SMBus RoHS:否 制造商:Panasonic Electronic Components 工作电源电压:2.7 V to 5.5 V 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Reel |
| MAX8709AETI+T | 功能描述:显示驱动器和控制器 CCFL Backlight Controller w/SMBus RoHS:否 制造商:Panasonic Electronic Components 工作电源电压:2.7 V to 5.5 V 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:QFN-44 封装:Reel |
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