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최신정보 제품 솔루션 설계 애플리케이션 노트 지원 구매 회사소개 MEMBERS



 
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 애플리케이션 노트
 
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Maxim > 솔루션 > MP3 및 휴대용 미디어 플레이어

소형 패키지의 저전력 µP 감시소자

데이터 시트
보기 제목/부품번호 주요 성능 (이점)
QV  PDF 고정밀, 조정 가능한 과전압 보호기
MAX14527, MAX14528

유연성이 탁월한 입력 전압 보호 기능
QV  PDF 낮은 RON FET가 내장된 과전압 보호 컨트롤러
MAX4970, MAX4971, MAX4972

소형, 2mm x 1.5mm, 12범프 WLP 패키지로 제공, 외부 nFET 필요없이 최대 +28V까지 입력 전압 보호
QV  PDF 액티브 전류 제한 기능이 내장된 과전압 보호기
MAX4978, MAX4979, MAX4980, MAX4981

소형, 2mm x 3mm, TDFN 패키지로 제공되며, 최대 +28V까지 입력 전압 보호를 제공하는 정밀 전류 리미터
QV  PDF 수동 리셋 및 워치독 타이머 기능이 내장된 나노파워 µP 감시 회로
MAX6854, MAX6855, MAX6856, MAX6858, MAX6860, MAX6861, MAX6862, MAX6863, MAX6864, MAX6865, MAX6866, MAX6867, MAX6868, MAX6869

휴대용 애플리케이션에 이상적인 수동 리셋 및 워치독 타이머 기능이 내장된 나노파워 µP 감시 회로
QV  PDF 에지-트리거형 원샷 수동 리셋 기능이 있는 마이크로프로세서 감시 리셋 회로
MAX6467, MAX6468
QV  PDF 저전력 듀얼/트리플 전압 SC70 µP 감시 회로
MAX6736, MAX6737, MAX6738, MAX6739, MAX6740, MAX6741, MAX6742, MAX6743, MAX6744, MAX6745

휴대기기에 이상적인 저전력, 듀얼/트리플 전압 SC70 µP 감시 회로
QV  PDF 초저전압 SC70 패키지로 제공되는 전압 검출기 및 µP 리셋 회로
MAX6832, MAX6833, MAX6834, MAX6835, MAX6836, MAX6837, MAX6838, MAX6839, MAX6840
QV  PDF 4범프 (2 x 2) 칩 스케일 패키지로 제공되는 전압 검출기
MAX6406, MAX6407, MAX6408, MAX6409, MAX6410, MAX6411

4범프 칩 스케일 패키지로 제공되는 저전력 전압 검출기
QV  PDF 4범프 (2 x 2) 칩 스케일 패키지로 제공되는 µP 감시 회로
MAX6400, MAX6401, MAX6402, MAX6403, MAX6404, MAX6405

4범프 칩 스케일 패키지로 제공되는 저전력 마이크로프로세서 감시 소자
QV  PDF SC70/µDFN 패키지로 제공되는 단일/듀얼 저전압, 저전력 µP 리셋 회로
MAX6381, MAX6382, MAX6383, MAX6384, MAX6385, MAX6386, MAX6387, MAX6388, MAX6389, MAX6390
QV  PDF 3핀, 초저전력 SC70/SOT23 전압 검출기
MAX6375, MAX6376, MAX6377, MAX6378, MAX6379, MAX6380

업계 최소형, 저전력 전압 검출기
QV  PDF 3핀, 초저전력 SC70/SOT µP 리셋 회로
MAX6326, MAX6327, MAX6328, MAX6346, MAX6347, MAX6348

외부 부품이 필요없고 소비전류가 500nA에 불과한 업계 최저전력 리셋 IC



Key Specifications:   Overvoltage Protection Controllers
Part Number Number of Channels VIN Min (V) VIN Max (V) Overvoltage Trip Level (V) Undervoltage Lockout (V) GATE Voltage (V) GATE Turn-On Time (ms) GATE Turn Off Time (us) Features Package
MAX14527  1 2.2 28 5.75  -  5.75 0.7 1.3
•Internal Charge Pump
 0/0
MAX14528  1 2.2 28 6.76  -  5.75
6.76 		0.7 1.3
•Internal Charge Pump
 0/0
MAX4970  1 2.2 28 5.9 2.45 7 13 5
•Auto Retry
•Internal Charge Pump
•Internal Current-Limit Switch
•Internal Disconnect Switch
•Soft Start
 0/0
UCSP/12
MAX4972  1 2.2 28 4.65 2.45 7 13 5
•Auto Retry
•Internal Charge Pump
•Internal Current-Limit Switch
•Internal Disconnect Switch
•Soft Start
 0/0
UCSP/12
MAX4978  1 2.3 28 5.7 4.2  -  1.5 5
•Auto Retry
•Internal Charge Pump
•Internal Current-Limit Switch
•Internal Disconnect Switch
•Soft Start
 TDFN-EP/8
MAX4980  1 2.3 28 5.7 4.2  -  1.5 5
•Auto Retry
•Internal Charge Pump
•Internal Current-Limit Switch
•Internal Disconnect Switch
•Soft Start
•Voltage Limiter Mode
 TDFN-EP/8
MAX4981  1 2.3 28 5.7 4.2  -  1.5 5
•Auto Retry
•Internal Charge Pump
•Internal Current-Limit Switch
•Internal Disconnect Switch
•Soft Start
•Voltage Limiter Mode
 TDFN-EP/8
See All Overvoltage Protection Controllers (47)

Key Specifications:   Pushbutton Devices
Part Number Number of Monitored Voltages Manual Reset Feature MR1 Setup Time Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) Package
MAX6468  1 One-Shot 1µs 1.2 to 1.79
1.8 to 2.49
2.5 to 3.29
3.3 to 4.99 		Push-Pull 85ms to 300ms
>1s 		1.5 13 SC70/4
SOT/4
MAX6467  1 One-Shot 1µs 1.2 to 1.79
1.8 to 2.49
2.5 to 3.29
3.3 to 4.99 		Open Drain 85ms to 300ms
>1s 		1.5 13 SC70/4
SOT/4
MAX6390  1 Single Soft/Hard Reset Output 1µs 1.2 to 1.79
1.8 to 2.49
2.5 to 3.29
3.3 to 4.99 		Open Drain >1s 1.5 13 µDFN/6
SC70/4
See All Pushbutton Devices (17)

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
 SC70/5 5 -40 to +85
0 to +70
MAX6744  Sequence Factory Fixed
R/C Adjustable 		2 <6
•Reset Output
 SC70/5 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 Nom. Watchdog Timeout Range Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA)
MAX6854  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		No Watchdog  -  Manual Reset 2.5 1
MAX6855  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		No Watchdog  -  Manual Reset 2.5 1
MAX6856  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		No Watchdog  -  Manual Reset 2.5 1
MAX6858  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		No Watchdog  -   -  2.5 1
MAX6860  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		No Watchdog  -   -  2.5 1
MAX6861  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
85ms to 300ms 		No Watchdog  -  Manual Reset 2.5 1
MAX6862  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
85ms to 300ms 		No Watchdog  -  Manual Reset 2.5 1
MAX6863  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
85ms to 300ms 		No Watchdog  -  Manual Reset 2.5 1
MAX6864  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		Input (WDI) >2s Manual Reset 2.5 1
MAX6865  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		Input (WDI) >2s Manual Reset 2.5 1
MAX6866  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		Input (WDI) >2s Manual Reset 2.5 1
MAX6867  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		Input (WDI) >2s Manual Reset 2.5 1
MAX6868  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		Input (WDI) >2s Manual Reset 2.5 1
MAX6869  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s 		Input (WDI) >2s Manual Reset 2.5 1
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
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
MAX6832  0 to 1.2
1.2 to 1.8 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -   -  1.5 13
MAX6833  0 to 1.2
1.2 to 1.8 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -   -  1.5 13
MAX6834  0 to 1.2
1.2 to 1.8 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -   -  1.5 13
MAX6835  0 to 1.2
1.2 to 1.8 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -  Manual Reset 2.5 13
MAX6836  0 to 1.2
1.2 to 1.8 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -  Manual Reset 1.5 13
MAX6837  0 to 1.2
1.2 to 1.8 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -  Manual Reset 1.5 13
MAX6838  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  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -  Adjustable Reset Input 1.5 13
MAX6839  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 1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -  Adjustable Reset Input 2.5 13
MAX6840  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 to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -  Adjustable Reset Input 2.5 13
MAX6400  1.8 to 2.5
2.5 to 3.3 		Push-Pull  -  85ms to 300ms No Watchdog  -  Manual Reset  -  1
MAX6401  1.8 to 2.5
2.5 to 3.3 		 -  Push-Pull 85ms to 300ms No Watchdog  -  Manual Reset  -  1
MAX6402  1.8 to 2.5
2.5 to 3.3 		Open Drain  -  85ms to 300ms No Watchdog  -  Manual Reset  -  1
MAX6403  3.3 to 5.5 Push-Pull  -  85ms to 300ms No Watchdog  -  Manual Reset  -  1
MAX6404  3.3 to 5.5  -  Push-Pull 85ms to 300ms No Watchdog  -  Manual Reset  -  1
MAX6405  3.3 to 5.5 Open Drain  -  85ms to 300ms No Watchdog  -  Manual Reset  -  1
MAX6406  1.8 to 2.5
2.5 to 3.3 		Push-Pull  -  <1ms No Watchdog  -  Manual Reset 2.5 0.5
MAX6407  1.8 to 2.5
2.5 to 3.3 		 -  Push-Pull <1ms No Watchdog  -  Manual Reset 2.5 0.5
MAX6408  1.8 to 2.5
2.5 to 3.3 		Open Drain  -  <1ms No Watchdog  -  Manual Reset 2.5 0.5
MAX6409  2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  <1ms No Watchdog  -  Manual Reset 2.5 1
MAX6410  2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull <1ms No Watchdog  -  Manual Reset 2.5 1
MAX6411  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog  -  Manual Reset 2.5 1
MAX6381  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog  -   -  1.5 13
MAX6382  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog  -   -  1.5 13
MAX6383  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog  -   -  1.5 13
MAX6384  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog  -  Manual Reset 1.5 13
MAX6385  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog  -  Manual Reset 1.5 13
MAX6386  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog  -  Manual Reset 1.5 13
MAX6375  1.8 to 2.5
2.5 to 3.3 		Open Drain
Push-Pull 		Push-Pull <1ms No Watchdog  -   -  2.5 0.5
MAX6376  1.8 to 2.5
2.5 to 3.3 		Open Drain
Push-Pull 		Push-Pull <1ms No Watchdog  -   -  2.5 0.5
MAX6377  1.8 to 2.5
2.5 to 3.3 		Open Drain  -  <1ms No Watchdog  -   -  2.5 0.5
MAX6378  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog  -   -  2.5 0.5
MAX6379  2.5 to 3.3
3.3 to 5.5 		Open Drain Push-Pull <1ms No Watchdog  -   -  2.5 0.5
MAX6380  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog  -   -  2.5 0.5
MAX6326  1.8 to 2.5
2.5 to 3.3 		Push-Pull  -  85ms to 300ms No Watchdog  -   -  1.5 1
MAX6327  1.8 to 2.5
2.5 to 3.3 		 -  Push-Pull 85ms to 300ms No Watchdog  -   -  1.5 1
MAX6328  1.8 to 2.5
2.5 to 3.3 		Open Drain  -  85ms to 300ms No Watchdog  -   -  1.5 1
MAX6346  3.3 to 5.5 Push-Pull  -  85ms to 300ms No Watchdog  -   -  1.5 1.75
MAX6347  3.3 to 5.5  -  Push-Pull 85ms to 300ms No Watchdog  -   -  1.5 1.75
MAX6348  3.3 to 5.5 Open Drain  -  85ms to 300ms No Watchdog  -   -  1.5 1.75
See All Supervisors (1 Monitored Voltage) (270)

Key Specifications:   Supervisors (2 Monitored Voltages)
Part Number Interface 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)
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
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
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
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
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
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
MAX6387  Factory Fixed
R/C Adjustable 		1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog Adjustable Reset Input
Manual Reset 		1.5 13
MAX6388  Factory Fixed
R/C Adjustable 		1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog Adjustable Reset Input 1.5 13
MAX6389  Factory Fixed
R/C Adjustable 		1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog Adjustable Reset Input 1.5 13
See All Supervisors (2 Monitored Voltages) (84)

Key Specifications:   Supervisors (3 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)
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
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
See All Supervisors (3 Monitored Voltages) (32)

Key Specifications:   Switch Debouncer/Protectors
Part Number Number of Switch Inputs Edge Triggered Functions Debounce Duration (ms) Output Polarity Output Type Max. Switch Input ESD Protection (±kV) Max. Supply Current (µA) Package
MAX6468  1 Falling Edge
•Non-Retriggerable One-Shot
 85 to 300 Active Low Push-Pull +5.5 2 13 SC70/4
SOT/4
MAX6467  1 Falling Edge
•Non-Retriggerable One-Shot
 85 to 300 Active Low Open-Drain +5.5 2 13 SC70/4
SOT/4
See All Switch Debouncer/Protectors (6)
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