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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 > 디지털 카메라 (DIGICAM)

배터리 모니터링/전압 검출기

데이터 시트
디스플레이 제목 / 부품번호 주요 성능 (이점)
QV  PDF MAX9938 EV 킷
MAX9938EVKIT
QV  PDF 1µA, 4범프 UCSP/SOT23, 정밀 전류 감지 증폭기
MAX9938

업계 최소형 전류 감지 증폭기: 1mm x 1mm, 1µA 미만의 ICC, 500µV 미만의 VOS, 0.5% 미만의 이득 오차
QV  PDF µDFN 및 SC70 패키지로 제공되는 저전력, 1% 정확도 배터리 모니터
MAX6775, MAX6776, MAX6777, MAX6778, MAX6779, MAX6780, MAX6781
QV  PDF 초저전력 전압 검출기 및 µP 감시 회로
MAX6461, MAX6462, MAX6463, MAX6464, MAX6465, MAX6466
QV  PDF SOT 패키지로 제공되는 고전압, 저전류 전압 모니터
MAX6457, MAX6458, MAX6459, MAX6460
QV  PDF 히스테리시스 및 통합 µP 리셋 기능의 저전력, 단일/듀얼 레벨 배터리 모니터
MAX6439, MAX6440, MAX6441, MAX6442
QV  PDF 3핀, 초저전력 SC70/SOT23 전압 검출기
MAX6375, MAX6376, MAX6377, MAX6378, MAX6379, MAX6380

업계 최소형, 저전력 전압 검출기
QV  PDF 저가, UCSP/SOT23, 마이크로파워, 전압 출력을 가진 하이 사이드 전류 감지 증폭기
MAX4372, MAX4372F, MAX4372H, MAX4372T

초소형 1mm x 1.5mm UCSP 패키지로 제공, 낮은 무부하 전류



Key Specifications:   Battery Protectors, Selectors and Monitors
Part Number Package Operating Temp. Range (°C)
MAX6775  MicroDFN/6
SC-70/5 		-40 to +85
See All Battery Protectors, Selectors and Monitors (22)

Key Specifications:   Current Sense Amplifiers
Part Number CMVR (max) (V) VCC (min) (V) VCC (max) (V) ICC (typ) (µA) Bidirectional Current-Sense VSENSE_FS (recommended) (mV) VOS (max) @25°C (µV) AV (Gain) Gain Accuracy @25°C (max) (%) -3dB BW (kHz) Comparators Package Operating Temp. Range (°C)
MAX9938  NEW! 28  -   -  1 No 100
25
50 		500 100 V/V
25 V/V
50 V/V 		0.5 125
30
60 		0 MicroDFN/6
SOT-23/5
UCSP/0 		-40 to +85
MAX4372  28 2.7 28 30 No 100
150 		1,300 100 V/V
20 V/V
50 V/V 		2.5 110
200
275 		0 SOIC/8
SOT-23/5
UCSP/0
UCSP/5 		-40 to +85
See All Current Sense Amplifiers (19)

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)
MAX6775  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Push-Pull  -  <1ms No Watchdog Low Battery Detect 1 7  -  MicroDFN/6
SC-70/5 		-40 to +85
MAX6776  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain  -  <1ms No Watchdog Low Battery Detect 1 7  -  MicroDFN/6
SC-70/5 		-40 to +85
MAX6777  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Push-Pull  -  <1ms No Watchdog Low Battery Detect 1 7  -  MicroDFN/6
SC-70/5 		-40 to +85
MAX6778  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain  -  <1ms No Watchdog Low Battery Detect 1 7  -  MicroDFN/6
SC-70/5 		-40 to +85
MAX6461  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  <1ms No Watchdog  -  1 3.5 Automotive - General SC-70/3
SOT-23/3
SOT-23/5 		-40 to +85
0 to +70
MAX6462  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull <1ms No Watchdog  -  1 3.5 Automotive - General SC-70/3
SOT-23/3
SOT-23/5 		-40 to +85
0 to +70
MAX6463  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  -  1 3.5 Automotive - General SC-70/3
SOT-23/3
SOT-23/5 		-40 to +85
0 to +70
MAX6464  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 No Watchdog  -  2.5 3.5 Automotive - General SC-70/3
SOT-23/3
SOT-23/5 		-40 to +85
0 to +70
MAX6465  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 No Watchdog  -  2.5 3.5 Automotive - General SC-70/3
SOT-23/3
SOT-23/5 		-40 to +85
0 to +70
MAX6466  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  -  2.5 3.5 Automotive - General SC-70/3
SOT-23/3
SOT-23/5 		-40 to +85
0 to +70
MAX6457  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain  -  85ms to 300ms
<1ms 		No Watchdog High Voltage (>6V)
Latched Output 		 -  12.5 Automotive - General SOT-23/5 -40 to +125
-40 to +85
0 to +70
MAX6458  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain  -  85ms to 300ms
<1ms 		No Watchdog High Voltage (>6V)
Latched Output
Overvoltage/Window Monitor 		 -  12.5 Automotive - General SOT-23/5 -40 to +125
-40 to +85
0 to +70
MAX6460  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		 -  Open Drain <1ms No Watchdog High Voltage (>6V)
Overvoltage/Window Monitor 		 -  12.5 Automotive - General SOT-23/6 -40 to +125
-40 to +85
0 to +70
MAX6439  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 Low Battery Detect
Manual Reset 		2.5 2.5  -  SOT-23/6
SOT23/6 		-40 to +85
0 to +70
MAX6440  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 Low Battery Detect
Manual Reset 		2.5 2.5  -  SOT-23/6 -40 to +85
0 to +70
MAX6441  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 Low Battery Detect
Manual Reset 		2.5 2.5  -  SOT-23/8 -40 to +85
0 to +70
MAX6442  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 Low Battery Detect
Manual Reset 		2.5 2.5  -  SOT-23/8 -40 to +85
0 to +70
MAX6375  1.8 to 2.5
2.5 to 3.3 		Open Drain
Push-Pull 		Push-Pull <1ms No Watchdog  -  2.5 0.5  -  SC-70/3
SOT-23/3 		-40 to +85
MAX6376  1.8 to 2.5
2.5 to 3.3 		Open Drain
Push-Pull 		Push-Pull <1ms No Watchdog  -  2.5 0.5  -  SC-70/3
SOT-23/3 		 - 
MAX6377  1.8 to 2.5
2.5 to 3.3 		Open Drain  -  <1ms No Watchdog  -  2.5 0.5  -  SC-70/3
SOT-23/3 		-40 to +85
MAX6378  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog  -  2.5 0.5  -  SC-70/3
SOT-23/3 		-40 to +85
MAX6379  2.5 to 3.3
3.3 to 5.5 		Open Drain Push-Pull <1ms No Watchdog  -  2.5 0.5  -  SC-70/3
SOT-23/3 		-40 to +85
MAX6380  2.5 to 3.3
3.3 to 5.5 		Open Drain  -  <1ms No Watchdog  -  2.5 0.5  -  SC-70/3
SOT-23/3 		-40 to +85
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 Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) Industry Qualified Package Operating Temp. Range (°C)
MAX6779  R/C Adjustable 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Push-Pull <1ms No Watchdog Low Battery Detect 1 7  -  MicroDFN/6 -40 to +85
MAX6780  R/C Adjustable 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain <1ms No Watchdog Low Battery Detect 1 7  -  MicroDFN/6 -40 to +85
MAX6781  R/C Adjustable 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain
Push-Pull 		<1ms No Watchdog Low Battery Detect 1 7  -  MicroDFN/6 -40 to +85
MAX6459  R/C Adjustable 1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		Open Drain <1ms No Watchdog Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor 		 -  12.5 Automotive - General SOT-23/6 -40 to +125
-40 to +85
0 to +70
See All Supervisors (2 Monitored Voltages) (70)


         


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