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Maxim > 솔루션 > 배터리 관리
배터리 셀렉터: 1 Li+ 셀 배터리 팩 (< 4.4V 배터리 전압)
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| 디스플레이 |
제목 / 부품번호 |
주요 성능 (이점) |
| QV PDF |
1.5A 듀얼 입력, USB/AC 어댑터 충전기 및 Smart Power Selector
MAX8677C
| 최적화된 Smart Power 제어 기능으로 시스템 부하를 지원하면서 USB/AC 어댑터 전원으로부터 충전율 극대화
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| QV PDF |
원격 감지 기능이 내장된 SMBus Level 2 배터리 충전기
MAX8731A
| 최대 8A의 충전 전류를 제공하는 듀얼 n채널 FET 드라이버가 내장된 저가의 SMBus 충전기 |
| QV PDF |
UCSP, 1.8V, 나노파워, 기준전압 내장/비내장 Beyond-the-Rail 비교기
MAX9025, MAX9026, MAX9027, MAX9028
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| 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 |
Secondary Charge Termination |
Charge Regulation |
Features |
EV-Kit |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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MAX8677C
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Li-Ion
Li-Polymer
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1
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16
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6.6
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Yes
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4.2
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Logic Input
Resistor
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1.5
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Min. Charge Current
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Timer
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Linear
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Yes
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THIN QFN/24
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17
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-40 to +85
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MAX8731A
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Li-Ion
Li-Polymer
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1
2
3
4
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26
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26
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No
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0 to 19.2
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SMBus
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8
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Current Limit
Max. Voltage
Smart Battery Control
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-
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Switchmode
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Yes
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THIN QFN/28
THIN QFN/32
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26
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-40 to +85
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| See All Battery Chargers (60) |
| Key Specifications:
Comparators |
| Part Number |
Number per Pkg. |
Typ Prop. Delay (ns) |
Input CMVR to Neg. Rail |
Min. Total Supply (V) |
Max. Total Supply (V) |
Max. Supply Current per Comp. (µA) |
Typ VOS (mV) |
Logic Output |
Latched Outputs |
Complementary Outputs |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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MAX9027
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1
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14000
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Yes
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1.8
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5.5
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1
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0.3
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CMOS
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No
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No
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UCSP/6
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2
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-40 to +85
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MAX9028
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1
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14000
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Yes
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1.8
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5.5
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1
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0.3
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Open Drain
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No
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No
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UCSP/6
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2
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-40 to +85
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| See All Comparators (83) |
| Key Specifications:
Comparators + Reference |
| Part Number |
Comps. per Pkg. |
Threshold (V) |
Number of Inputs / Thresholds (V) |
Threshold Accuracy (%) |
Internal Reference Accuracy (%) |
Typ Prop. Delay (µs) |
Supply Voltage (min) (V) |
Supply Voltage (max) (V) |
Max. Total Supply Current (µA) |
Comp. Inputs Available |
Prog. Hyst. |
Typ VOS (mV) |
VOS (max) (mV) |
Logic Output |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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MAX9025
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1
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1.236
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1 / 1.236
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1
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1
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20
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1.8
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5.5
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1.7
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1 Inv. + 1 Noninv.
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No
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0.3
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5
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Push-Pull
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UCSP/6
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2
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-40 to +85
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MAX9026
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1
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1.236
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1 / 1.236
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1
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1
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20
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1.8
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5.5
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1.7
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1 Inv. + 1 Noninv.
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No
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0.3
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5
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Open Drain
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UCSP/6
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2
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-40 to +85
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| See All Comparators + Reference (42) |
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