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参数资料
| 型号： | MAX17000ETG+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 22/32页 |
| 文件大小： | 0K |
| 描述： | IC PWM CTLR DDR/DDR2/DDR3 24TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 75 |
| 系列： | Quick-PWM™ |
| 应用： | 存储器，DDR2/DDR3 稳压器 |
| 电流 - 电源： | 2mA |
| 电源电压： | 4.5 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-WFQFN 裸露焊盘 |
| 供应商设备封装： | 24-TQFN-EP（4x4） |
| 包装： | 管件 |
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MAX17000
Complete DDR2 and DDR3 Memory
Power-Management Solution
Table 4. Fault Protection and Shutdown Setting Truth Table
OVP
MODE
Shutdown
( SHDN = low)
REACTION/DRIVER STATE
DL immediately pulled low.
VTTR tracks the SMPS output during soft-shutdown. CSL and VTT
are high impedance at the end of soft-shutdown (16 discharge
MOSFETs disabled).
COMMENT
Outputs high-
impedance in
shutdown.
DL immediately pulled low.
SMPS UVP
VTTR tracks the SMPS output during soft-shutdown. CSL and VTT
are high impedance at the end of soft-shutdown (16 discharge
MOSFETs disabled).
SMPS latched fault
condition.
OVP Disabled
Discharge Disabled
(OVP = Low)
SMPS OVP
(disabled)
Controller remains active (normal operation).
Note: An OVP detection still pulls PGOOD1 low.
Only PGOOD1 pulled
low; fault not latched.
PGOOD2 immediately pulled low.
VTT < -90% or Soft-shutdown initiated if fault persists for more than 5ms (typ). DH
VTT latched fault
condition if fault
VTT > +110%
V CC UVLO
falling edge
not used in soft-shutdown. DL low after soft-shutdown completed.
VTTR tracks the SMPS output soft-shutdown.
DL and DH immediately pulled low.
PGOOD1 and PGOOD2 immediately forced low. VTT and VTTR
blocks immediately disabled (high impedance, no 16 discharge
on outputs).
persists for more
than 5ms (typ).
—
Soft-shutdown initiated.
16
discharge
OVP Enabled
Discharge Enabled
Shutdown
( SHDN = low)
SMPS UVP
DL high after soft-shutdown completed.
VTTR tracks the SMPS output during soft-shutdown. Internal 16
discharge MOSFETs on CSL and VTT enabled after soft-shutdown.
Soft-shutdown initiated. DH not used in soft-shutdown. DL low
after soft-shutdown completed.
VTTR tracks the SMPS output during soft-shutdown. Internal 16
discharge MOSFETs on CSL and VTT enabled after soft-shutdown.
DL immediately latched high, DH forced low.
MOSFETs on CSL
and VTT enabled in
shutdown.
SMPS latched fault
condition.
(OVP = High)
SMPS OVP
(enabled)
PGOOD1 and PGOOD2 immediately forced low.
VTT and VTTR blocks immediately shut down. Internal 16
SMPS latched fault
condition.
discharge MOSFETs on CSL and VTT enabled.
VTT < 90% or
VTT > 110%
PGOOD2 immediately pulled low.
Soft-shutdown initiated if fault persists for more than 5ms (typ). DH
not used in soft-shutdown. DL low after soft-shutdown completed.
VTTR tracks the SMPS output during soft-shutdown. Internal 16
discharge MOSFETs on CSL and VTT enabled after soft-shutdown.
DL and DH immediately pulled low.
VTT latched fault
condition if fault
persists for more
than 5ms (typ).
OVP Enabled
Discharge Enabled
(OVP = High)
V CC UVLO
falling edge
PGOOD1 and PGOOD2 immediately forced low.
VTT and VTTR blocks immediately disabled.
Internal 16 discharge MOSFETs on CSL and VTT enabled
—
immediately.
22
Maxim Integrated
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX17000ETG+ | 功能描述:电压模式 PWM 控制器 DDR2 & DDR3 Memory Power-Mgt RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel |
| MAX17000ETG+T | 功能描述:电压模式 PWM 控制器 DDR2 & DDR3 Memory Power-Mgt RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel |
| MAX17000EVKIT+ | 功能描述:电源管理IC开发工具 MAX17000 Eval Kit RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V |
| MAX17003AETJ+ | 功能描述:电压模式 PWM 控制器 Quad Out Main Power Supply Controller RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel |
| MAX17003AETJ+T | 功能描述:电压模式 PWM 控制器 Quad Out Main Power Supply Controller RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel |
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