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Ultra 3 LVD/SE 15线SCSI端接器

Maxim > 方案 > RAID数据存储系统

断电保护电路

数据资料
显示 标题/型号 关键优势
QV  PDF 低功耗、双/三电压、SC70封装的微处理器监控电路
MAX6736, MAX6737, MAX6738, MAX6739, MAX6740, MAX6741, MAX6742, MAX6743, MAX6744, MAX6745

低功耗、双/三电压µP监控电路，SC70封装，适用于便携式设备
QV  PDF 低电压、高精度、四路电压监测器，µMAX封装
MAX6709, MAX6714
QV  PDF 双/三路、超低电压、SOT23封装、微处理器监控电路
MAX6715, MAX6716, MAX6717, MAX6718, MAX6719, MAX6720, MAX6721, MAX6722, MAX6723, MAX6724, MAX6725, MAX6726, MAX6727, MAX6728, MAX6729
QV  PDF 低电压、高精度、三/四路电压、微处理器监控电路，SOT封装
MAX6700, MAX6710
QV  PDF USB供电、Li+充电器
MAX1811
QV  PDF 双路、高效率、降压型转换器，带有备用电池切换开关
MAX1774

双输出降压型DC-DC转换器，用于PDA/掌上电脑，提供自动电池切换
QV  PDF 低噪声、14V输入、1A、PWM降压型转换器
MAX1684, MAX1685

尺寸最小的1.5A、降压型DC-DC，用于手持式PC，效率高达96%
QV  PDF 电压检测器
MAX6806, MAX6807, MAX6808

低成本、SC70封装电压检测器
QV  PDF 精密的、微功耗、低压差电压基准
MAX6190, MAX6191, MAX6192, MAX6193, MAX6194, MAX6195, MAX6198
QV  PDF 高效率、低电源电流、紧凑的、升压型DC-DC转换器
MAX1674, MAX1675, MAX1676

紧凑的低成本、低噪声设计：电感阻尼开关可有效降低纹波，改善EMI抑制
QV  PDF 微处理器电压监视器，可编程检测电压
MAX8211, MAX8212



Key Specifications:   Battery Chargers
Part Number Cell Chemistry Number of Lithium-Ion cells Protected VIN (max) (V) Charging VIN (max) (V) Internal FET/Transistor Charger (V) Charge Rate Set by Max. Charge Current (A) Charge Termination Charge Regulation Features Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX1811  Li-Ion
Li-Polymer 		1 6.5 6.5 Yes 4.1
4.2 		Logic Input 0.5 External Control Linear
•Stand Alone
•Thermal Die Regulation
•USB Input
 SOIC/8 31 -40 to +85
See All Battery Chargers (59)

Key Specifications:   Sequencers/Trackers
Part Number Option Interface Number of Input Channels Maximum Operating Voltage Range (V) Features Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6741  Sequence Factory Fixed
R/C Adjustable 		2 <6
•Reset Output
 SC-70/5 5 -40 to +85
0 to +70
MAX6744  Sequence Factory Fixed
R/C Adjustable 		2 <6
•Reset Output
 SC-70/5 5 -40 to +85
0 to +70
See All Sequencers/Trackers (52)

Key Specifications:   Supervisors (1 Monitored Voltage)
Part Number Reset Threshold Range (V) Active-Low Reset Output Active-High Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) Industry Qualified Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6742  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  85ms to 300ms
>1s 		No Watchdog Manual Reset
Power Fail Comparator 		3 10  -  SC-70/5 5 -40 to +85
0 to +70
MAX6745  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  85ms to 300ms
>1s 		No Watchdog Power Fail Comparator 3 10  -  SC-70/5 5 -40 to +85
0 to +70
MAX6806  1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  <1ms No Watchdog Manual Reset 2 80  -  SC-70/3
SOT-143/4
SOT-23/3 		5 -40 to +85
MAX6807  2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull <1ms No Watchdog Manual Reset 2 80  -  SC-70/3
SOT-143/4
SOT-23/3 		5 -40 to +85
MAX6808  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog Manual Reset 2 80  -  SC-70/3
SOT-143/4
SOT-23/3 		5 -40 to +85
MAX8211  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog High Voltage (>6V) 3 15 MIL-STD-883B Ceramic DIP/8
DICE SALES/0
FPCK/10
PDIP/8
SOIC/8
uMAX/8 		16 -40 to +125
-40 to +85
-55 to +125
0 to +70
MAX8212  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog High Voltage (>6V) 3 15 MIL-STD-883B Ceramic DIP/8
PDIP/8
SOIC/8
uMAX/8 		16 -40 to +125
-40 to +85
-55 to +125
0 to +70
See All Supervisors (1 Monitored Voltage) (268)

Key Specifications:   Supervisors (2 Monitored Voltages)
Part Number Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Watchdog Feature Nom. Watchdog Timeout Range Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6741  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain 85ms to 300ms
>1s 		No Watchdog  -  Manual Reset 3 30 SC-70/5 5 -40 to +85
0 to +70
MAX6744  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull 85ms to 300ms
>1s 		No Watchdog  -   -  3 30 SC-70/5 5 -40 to +85
0 to +70
MAX6736  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain 85ms to 300ms
>1s 		No Watchdog  -  Manual Reset 3 30 SC-70/5 5 -40 to +85
0 to +70
MAX6737  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull 85ms to 300ms
>1s 		No Watchdog  -  Manual Reset 3 30 SC-70/5 5 -40 to +85
0 to +70
MAX6738  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain 85ms to 300ms
>1s 		No Watchdog  -  Adjustable Reset Input
Manual Reset 		3 10 SC-70/5 5 -40 to +85
0 to +70
MAX6739  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull 85ms to 300ms
>1s 		No Watchdog  -  Adjustable Reset Input
Manual Reset 		3 10 SC-70/5 5 -40 to +85
0 to +70
MAX6715  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		No Watchdog  -  Manual Reset 2.5 37 SOT-23/6 9 -40 to +85
0 to +70
MAX6716  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		No Watchdog  -  Manual Reset 2.5 37 SOT-23/6 9 -40 to +85
0 to +70
MAX6717  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		No Watchdog  -  Manual Reset 2.5 37 SOT-23/5 9 -40 to +85
0 to +70
MAX6718  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		No Watchdog  -  Manual Reset 2.5 37 SOT-23/5 9 -40 to +85
0 to +70
MAX6721  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		Input (WDI)
Extended Setup Period 		1s to 2s
>2s 		Manual Reset 2.5 37 SOT-23/6 9 -40 to +85
0 to +70
MAX6722  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		Input (WDI)
Extended Setup Period 		1s to 2s
>2s 		Manual Reset 2.5 37 SOT-23/6 9 -40 to +85
0 to +70
MAX6728  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		Input (WDI)
Extended Setup Period 		1s to 2s
>2s 		Adjustable Reset Input
Manual Reset
Power Fail Comparator 		2.5 37 SOT-23/8 9 -40 to +85
0 to +70
MAX6729  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		Input (WDI)
Extended Setup Period 		1s to 2s
>2s 		Adjustable Reset Input
Manual Reset
Power Fail Comparator 		2.5 37 SOT-23/8 9 -40 to +85
0 to +70
See All Supervisors (2 Monitored Voltages) (79)

Key Specifications:   Supervisors (3 Monitored Voltages)
Part Number Interface Reset Threshold Range (V) Active-Low Reset Output Active-High Reset Output Min. Reset Timeout Range Watchdog Feature Nom. Watchdog Timeout Range Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6740  Factory Fixed
R/C Adjustable 		0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  85ms to 300ms
>1s 		No Watchdog  -  Adjustable Reset Input
Manual Reset 		3 30 SC-70/5 5 -40 to +85
0 to +70
MAX6743  Factory Fixed
R/C Adjustable 		0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  85ms to 300ms
>1s 		No Watchdog  -  Adjustable Reset Input 3 30 SC-70/5 5 -40 to +85
0 to +70
MAX6700  R/C Adjustable 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog  -  Adjustable Reset Input 1.5 50 SOT-23/6 9 -40 to +85
0 to +70
MAX6719  Factory Fixed 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		No Watchdog  -  Adjustable Reset Input
Manual Reset 		2.5 37 SOT-23/6 9 -40 to +85
0 to +70
MAX6720  Factory Fixed 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		No Watchdog  -  Adjustable Reset Input
Manual Reset 		2.5 37 SOT-23/6 9 -40 to +85
0 to +70
MAX6723  Factory Fixed 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		Input (WDI)
Extended Setup Period 		1s to 2s
>2s 		Adjustable Reset Input 2.5 37 SOT-23/6 9 -40 to +85
0 to +70
MAX6724  Factory Fixed 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		Input (WDI)
Extended Setup Period 		1s to 2s
>2s 		Adjustable Reset Input 2.5 37 SOT-23/6 9 -40 to +85
0 to +70
MAX6725  Factory Fixed 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain Open Drain 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		Input (WDI)
Extended Setup Period 		1s to 2s
>2s 		Adjustable Reset Input
Manual Reset 		2.5 37 SOT-23/8 9 -40 to +85
0 to +70
MAX6726  Factory Fixed 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull Push-Pull 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		Input (WDI)
Extended Setup Period 		1s to 2s
>2s 		Adjustable Reset Input
Manual Reset 		2.5 37 SOT-23/8 9 -40 to +85
0 to +70
MAX6727  Factory Fixed 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s 		Input (WDI)
Extended Setup Period 		1s to 2s
>2s 		Adjustable Reset Input
Manual Reset 		2.5 37 SOT-23/8 9 -40 to +85
0 to +70
See All Supervisors (3 Monitored Voltages) (21)

Key Specifications:   Supervisors (4 Monitored Voltages)
Part Number Interface Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6709  Factory Fixed
R/C Adjustable 		0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain <1ms No Watchdog Adjustable Reset Input 2.5 50 uMAX/10 15 -40 to +85
0 to +70
MAX6714  Factory Fixed
R/C Adjustable 		0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain 85ms to 300ms No Watchdog Adjustable Reset Input
Manual Reset
Power Fail Comparator 		2.5 90 uMAX/10 15 -40 to +85
0 to +70
MAX6710  Factory Fixed
R/C Adjustable 		0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain 85ms to 300ms No Watchdog Adjustable Reset Input 2.5 40 SOT-23/6 9 -40 to +85
0 to +70
See All Supervisors (4 Monitored Voltages) (14)

Key Specifications:   Switch-Mode DC-DC Power Supplies
Part Number Topology VIN (min) (V) VIN (max) (V) Number of DC-DC Outputs Preset VOUT (V) Digital/VID Programmed Output Min. Adjustable VOUT (V) Max. Adjustable VOUT (V) IOUT (A) Operating Current, ICC (max) (mA) Fixed Freq/PWM Operation Operating Freq. (kHz) Internal Power Switch(es) Synchronous Rectifier Package Smallest Available Package (max w/pins) (mm2)
MAX1774  Step-Down 2.7 28 3 1.8
3.3 		No 1 5.5 2 0.04 Yes 600 No Yes QSOP/28 62
MAX1684  Step-Down 2.7 14 1 3.3 No 1.25 14 1 0.61 Yes 300 Yes No QSOP/16 31
MAX1685  Step-Down 2.7 14 1 3.3 No 1.25 14 1 0.61 Yes 600 Yes No QSOP/16 31
MAX1674  Step-Up 0.7 5.5 1 3.3 No 2 5.5 0.3 0.035 No  -  Yes Yes uMAX/8 16
MAX1675  Step-Up 0.7 5.5 1 3.3 No 2 5.5 0.3 0.035 No  -  Yes Yes uMAX/8 16
MAX1676  Step-Up 0.7 5.5 1 3.3 No 2 5.5 0.3 0.06 No  -  Yes Yes uMAX/10 15
See All Switch-Mode DC-DC Power Supplies (413)


         


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