概要

 
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電圧シーケンスおよびトラッキング



データシート
型番 説明 主な特長
DS4426 3チャネルの電源トラッキングが可能な、クワッドチャネル、I²CマージニングIDAC

低コスト、I²C可変、電源マージニングおよびトラッキング
MAX16055 超小型、ヘックス(6)電圧、マイクロプロセッサ監視回路

ソリューションサイズを削減しながら信頼性を向上
MAX16044, MAX16045 クワッド/ヘックス(6回路)電圧、電源トラッカ/シーケンサ/モニタ

ソフトウェア不要、シーケンス、逆シーケンス、および最大6つの電圧をトラック
MAX6880, MAX6881, MAX6882,
...		 デュアル/トリプル電圧、電源シーケンサ/監視回路
MAX6877, MAX6878, MAX6879 デュアル/トリプル電圧、電源トラッカ/シーケンサ/監視回路
MAX6895, MAX6896, MAX6897,
...		 超小型、調整可能なシーケンス/監視回路
MAX6892, MAX6893, MAX6894 端子選択可能、オクタル(8回路)/ヘックス(6回路)/クワッド(4回路)の電源シーケンサ/監視回路
MAX6889, MAX6890, MAX6891 EEPROMプログラム可能な、オクタル(8回路)/ヘックス(6回路)/クワッド(4回路)の電源シーケンサ/監視回路
MAX6876 EEPROMプログラマブルな、クワッド、電源トラッカ/シーケンサ回路
MAX6870, MAX6871 EEPROMプログラマブル、ADC内蔵ヘックス(6回路)/クワッド電源シーケンサ/監視回路

ADC内蔵、EEPROMプログラマブル、ヘックス(6回路)/クワッド電源シーケンサ/監視回路
MAX6391, MAX6392 デュアル電圧µP監視回路、シーケンスリセット出力付
MAX6819, MAX6820 電源シーケンサ、SOT23パッケージ

システム信頼性を高めるデュアル/マルチ電圧システム用電源シーケンサ、パワーオン/パワーオフ特性を制御



Key Specifications:

Precision DACs (4-12 Bits)
Part Number Resolution
(bits)		 Channels Output Type Reference INL
(±LSB)		 Interface Supply Range
(V)		 Supply Range
(V)		 Oper. Temp.
(°C)
max min max
DS4426  8 4 Current- Buffered Ext. 1 Serial - I2C 2.7 5.5 -40 to +85
See All Precision DACs (4-12 Bits) (268)

Power-Supply Sequencers and Voltage Trackers
Part Number Option Interface Input Chan. VIN
(V)		 Features RoHS Available Industry Qualified Oper. Temp.
(°C)		 Package/Pins Smallest Available Pckg.
(mm2)
max max w/pins
MAX6889  Sequence I2C/SMBus 8 >6
User EEPROM
Watchdog Timer
 Yes - -40 to +85
TQFN/32
 26
MAX6890  Sequence I2C/SMBus 6 >6
User EEPROM
Watchdog Timer
 Yes - -40 to +85
TQFN/28
 26
MAX6891  Sequence I2C/SMBus 4 >6
User EEPROM
Watchdog Timer
 Yes - -40 to +85
TQFN/20
 26
MAX6892  Sequence Pin-Selectable 8 <6
Enable Input
Reset Output
 Yes - -40 to +85
TQFN/32
 26
MAX6893  Sequence Pin-Selectable 6 <6
Enable Input
Reset Output
 See Data Sheet - -40 to +85
TQFN/28
 26
MAX6894  Sequence Pin-Selectable 4 <6
Enable Input
Reset Output
 Yes - -40 to +85
TQFN/28
 26
MAX6877 
Sequence
Sequence and Track
Track
Factory Fixed
R/C Adjustable
 3 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 Yes - -40 to +85
TQFN/24
 16.8
MAX6878 
Sequence
Sequence and Track
Track
Factory Fixed
R/C Adjustable
 2 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 Yes - -40 to +85
TQFN/24
 16.8
MAX6879 
Sequence
Sequence and Track
Track
Factory Fixed
R/C Adjustable
 2 <6
Charge Pump Output
Enable Input
Slew Rate Control
 Yes - -40 to +85
TQFN/16
 16.8
MAX6880  Sequence
Factory Fixed
R/C Adjustable
 3 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 Yes - -40 to +85
TQFN/24
 16.8
MAX6881  Sequence
Factory Fixed
R/C Adjustable
 3 <6
Charge Pump Output
Enable Input
Slew Rate Control
 Yes - -40 to +85
TQFN/16
 16.8
MAX6882  Sequence
Factory Fixed
R/C Adjustable
 2 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 Yes - -40 to +85
TQFN/16
 16.8
MAX6883  Sequence
Factory Fixed
R/C Adjustable
 2 <6
Charge Pump Output
Enable Input
Slew Rate Control
 Yes - -40 to +85
TQFN/16
 16.8
MAX6895  Sequence
Factory Fixed
R/C Adjustable
 1 <6
Enable Input
Overvoltage Detection
 Yes Automotive - General -40 to +125
µDFN/6
TSOT/6
 1.6
MAX6896  Sequence
Factory Fixed
R/C Adjustable
 1 <6
Enable Input
Overvoltage Detection
 Yes Automotive - General -40 to +125
µDFN/6
TSOT/6
 1.6
MAX6897  Sequence
Factory Fixed
R/C Adjustable
 1 <6
Enable Input
Overvoltage Detection
 Yes Automotive - General -40 to +125
µDFN/6
TSOT/6
 1.6
MAX6898  Sequence
Factory Fixed
R/C Adjustable
 1 <6
Enable Input
Overvoltage Detection
 Yes Automotive - General -40 to +125
µDFN/6
TSOT/6
 1.6
MAX6899  Sequence
Factory Fixed
R/C Adjustable
 1 <6
Enable Input
Overvoltage Detection
 Yes Automotive - General -40 to +125
µDFN/6
TSOT/6
 1.6
MAX6876 
Sequence
Sequence and Track
Track
 I2C/SMBus 4 <6
Charge Pump Output
Current Sensing
Enable Input
Overvoltage Detection
Reset Output
Slew Rate Control
User EEPROM
 Yes - -40 to +85
TQFN/36
 37.2
MAX6870  Sequence I2C/SMBus 6 >6
ADC
Charge Pump Output
Enable Input
Overvoltage Detection
User EEPROM
Watchdog Timer
 Yes - -40 to +85
TQFN/32
 50.4
MAX6871  Sequence I2C/SMBus 4 >6
ADC
Charge Pump Output
Enable Input
Overvoltage Detection
User EEPROM
Watchdog Timer
 Yes - -40 to +85
TQFN/32
 50.4
MAX6391  Sequence
Factory Fixed
R/C Adjustable
 2 <6 Reset Output Yes -
-40 to +85
0 to +70
SOT/8
 9
MAX6392  Sequence
Factory Fixed
R/C Adjustable
 2 <6 Reset Output Yes -
-40 to +85
0 to +70
SOT/8
 9
MAX6819  Sequence
Factory Fixed
R/C Adjustable
 2 <6 Enable Input Yes Automotive - General
-40 to +85
-40 to +125
0 to +70
SOT/6
 9
MAX6820  Sequence
Factory Fixed
R/C Adjustable
 2 <6 - Yes Automotive - General
-40 to +85
-40 to +125
0 to +70
SOT/6
 9
See All Power-Supply Sequencers and Voltage Trackers (55)

Supervisors (1 Monitored Voltage)
Part Number Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
min @ +25°C max
MAX6895 
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
 No Watchdog
Adjustable Reset Input
Overvoltage/Window Monitor
 1.8 20
MAX6896 
Active Low
Push-Pull
MAX6897 
Active High
Open Drain
MAX6898 
Active Low
Open Drain
MAX6899 
Active High
Push-Pull
See All Supervisors (1 Monitored Voltage) (274)

Supervisors (2 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
min @ +25°C max
MAX6391 
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
Active Low
Open Drain
85ms to 300ms
300ms to 1s
>1s
Adjustable
 No Watchdog Adjustable Reset Input 1.5 25
MAX6392 
Active Low
Open Drain
Push-Pull
Adjustable Reset Input
Manual Reset
See All Supervisors (2 Monitored Voltages) (84)

Supervisors (4 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
min @ +25°C max
MAX16055 
Factory Fixed
R/C Adjustable
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
Active Low
Open Drain
With Internal Pull-Up
 85ms to 300ms No Watchdog Manual Reset 1.5 55
See All Supervisors (4 Monitored Voltages) (26)

Supervisors (> 5 Monitored Voltages)
Part Number Monitored Voltages Interface Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Supervisor Features ICC
(µA)
min max
MAX16055 
5
6
Factory Fixed
R/C Adjustable
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
Active Low
Open Drain
With Internal Pull-Up
 85ms to 300ms No Watchdog Manual Reset 55
See All Supervisors (> 5 Monitored Voltages) (12)





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