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Ultra3、LVD/SE、15ラインSCSIターミネータ

マキシム > ソリューション > RAIDデータストレージシステム

停電保護回路

データシート
表示 タイトル/製品 主な特長
QV  PDF 低電力、デュアル/トリプル電圧、SC70、µP監視回路
MAX6736, MAX6737, MAX6738, MAX6739, MAX6740, MAX6741, MAX6742, MAX6743, MAX6744, MAX6745

ポータブル機器に最適な、低電力、デュアル/トリプル電圧SC70 µP監視回路
QV  PDF 低電圧、高精度、クワッド電圧モニタ、µMAXパッケージ
MAX6709, MAX6714
QV  PDF デュアル/トリプル、超低電圧、SOT23、µP監視回路
MAX6715, MAX6716, MAX6717, MAX6718, MAX6719, MAX6720, MAX6721, MAX6722, MAX6723, MAX6724, MAX6725, MAX6726, MAX6727, MAX6728, MAX6729
QV  PDF 低電圧、高精度、トリプル/クワッド電圧µP監視回路、SOTパッケージ
MAX6700, MAX6710
QV  PDF USBパワー、Li+ (リチウムイオン)チャージャ
MAX1811
QV  PDF バックアップバッテリスイッチオーバ付き、デュアル、高効率、ステップダウンコンバータ
MAX1774

デュアル出力ステップダウンDC-DCコンバータ、PDA/パームトップコンピュータに自動バッテリスイッチオーバを提供
QV  PDF 低ノイズ、14V入力、1A、PWMステップダウンコンバータ
MAX1684, MAX1685

ハンドヘルドPC用超小型1.5AステップダウンDC-DC、96%の効率を実現
QV  PDF 電圧検出器
MAX6806, MAX6807, MAX6808

低コスト、SC70電圧検出器
QV  PDF 高精度、超低消費電力、低ドロップアウト電圧リファレンス
MAX6190, MAX6191, MAX6192, MAX6193, MAX6194, MAX6195, MAX6198
QV  PDF 高効率、低消費電流、小型、ステップアップDC-DCコンバータ
MAX1674, MAX1675, MAX1676

小型、低コスト、低ノイズ設計：インダクタダンピングスイッチ、リンギングを除去、EMIを改善
QV  PDF プログラマブル電圧検出付き、マイクロプロセッサ電圧モニタ
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 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 -40 to +85
See All Battery Chargers (60)

Key Specifications:   Multifunction PMICs
Part Number PMIC for: Primary Topology Monitor/Control Features DC-DC/Power Features Battery Charger Features VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) Operating Freq. (kHz) Number of Step-Down Outputs Number of Step-Up Outputs Output Adj. Method Preset VOUT (V) Operating Current, ICC (max) (mA) EV-Kit Package Operating Temp. Range (°C)
MAX1774  Smartphone/ Portable Media Step-Down Shutdown Current Limit
Fixed Frequency/PWM
Soft Start
Synchronous Rectifier 		Battery Backup 2.7 28 1 5.5 600 2 1 Preset
Resistor 		1.8
3.3 		0.04 Yes QSOP/28 -40 to +85
See All Multifunction PMICs (71)

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

Key Specifications:   Step-Down Switching Regulators
Part Number VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) Preset VOUT (V) Output Adj. Method Operating Current, ICC (max) (mA) Number of DC-DC Outputs Operating Freq. (kHz) Features EV-Kit Package Operating Temp. Range (°C)
MAX1684  2.7 14 1.25 14 3.3 Preset
Resistor 		0.61 1 300
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Internal Power Switches
•Shutdown
•Soft Start
 Yes QSOP/16 -40 to +85
MAX1685  2.7 14 1.25 14 3.3 Preset
Resistor 		0.61 1 600
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Internal Power Switches
•Shutdown
•Soft Start
 Yes QSOP/16 -40 to +85
See All Step-Down Switching Regulators (223)

Key Specifications:   Step-Up Switching Regulators
Part Number VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) Preset VOUT (V) Output Adj. Method Operating Current, ICC (max) (mA) Number of DC-DC Outputs Features EV-Kit Package Operating Temp. Range (°C)
MAX1674  0.7 5.5 2 5.5 3.3 Preset
Resistor 		0.035 1
•Current Limit
•Internal Power Switches
•Low Battery/ Power OK Output
•Shutdown
•Synchronous Rectifier
 No uMAX/8 -40 to +85
MAX1675  0.7 5.5 2 5.5 3.3 Preset
Resistor 		0.035 1
•Current Limit
•Internal Power Switches
•Low Battery/ Power OK Output
•Shutdown
•Synchronous Rectifier
 No uMAX/8 -40 to +85
MAX1676  0.7 5.5 2 5.5 3.3 Preset
Resistor 		0.06 1
•Current Limit
•Internal Power Switches
•Low Battery/ Power OK Output
•Shutdown
•Synchronous Rectifier
 Yes uMAX/10 -40 to +85
See All Step-Up Switching Regulators (89)

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 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 -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 -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 		-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 		-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 		-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
FPCK/10
PDIP/8
SOIC/8
uMAX/8 		-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 		-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 Interface 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 Operating Temp. Range (°C)
MAX6741  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  -  Manual Reset 3 12 SC-70/5 -40 to +85
0 to +70
MAX6744  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  -   -  3 12 SC-70/5 -40 to +85
0 to +70
MAX6736  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 85ms to 300ms
>1s 		No Watchdog  -  Manual Reset 3 12 SC-70/5 -40 to +85
0 to +70
MAX6737  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 85ms to 300ms
>1s 		No Watchdog  -  Manual Reset 3 12 SC-70/5 -40 to +85
0 to +70
MAX6738  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 10 SC-70/5 -40 to +85
0 to +70
MAX6739  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
Manual Reset 		3 10 SC-70/5 -40 to +85
0 to +70
MAX6715  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  -  Manual Reset 2.5 37 SOT-23/6 -40 to +85
0 to +70
MAX6716  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  -  Manual Reset 2.5 37 SOT-23/6 -40 to +85
0 to +70
MAX6717  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  -  Manual Reset 2.5 37 SOT-23/5 -40 to +85
0 to +70
MAX6718  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  -  Manual Reset 2.5 37 SOT-23/5 -40 to +85
0 to +70
MAX6721  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 		Manual Reset 2.5 37 SOT-23/6 -40 to +85
0 to +70
MAX6722  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 		Manual Reset 2.5 37 SOT-23/6 -40 to +85
0 to +70
MAX6728  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
Power Fail Comparator 		2.5 37 SOT-23/8 -40 to +85
0 to +70
MAX6729  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
Manual Reset
Power Fail Comparator 		2.5 37 SOT-23/8 -40 to +85
0 to +70
See All Supervisors (2 Monitored Voltages) (70)

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 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 12 SC-70/5 -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 12 SC-70/5 -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 -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 -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 -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 -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 -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 -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 -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 -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 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 -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 -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 -40 to +85
0 to +70
See All Supervisors (4 Monitored Voltages) (21)


         


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