Maxim > 솔루션 > 충전식 보청기
전원
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| 보기 |
제목/부품번호 |
주요 성능 (이점) |
| QV PDF |
MAX8902A, MAX8902B EV 킷
MAX8902EVKIT
| |
| QV PDF |
휴대용 기기를 위한 충전기와 Smart Power Selector가 내장된 PMIC
MAX8671X
| 5개의 레귤레이트된 출력 전압, Li+ 충전기, Smart Power 제어 기능이 있고 배터리 없이 시스템 동작 가능 |
| QV PDF |
2mm x 2mm TDFN 패키지로 제공되는 저잡음, 500mA LDO 레귤레이터
MAX8902A, MAX8902B
| 2mm x 2mm TDFN 패키지로 제공되는 저잡음, 저전압강하, 높은 PSRR, 500mA 선형 레귤레이터 |
| QV PDF |
16µA IQ, 1.2A PWM 스텝 다운 DC-DC 컨버터
MAX1556, MAX1556A, MAX1557
| 1mA에서 효율이 95%인 16µA 무부하 전류, 1.2A 및 600mA 스텝 다운 컨버터 |
| QV PDF |
SOT 및 TDFN 패키지로 제공되며 액티브 로우 RESET 기능이 내장된 낮은 입력 전압, 500mA LDO 레귤레이터
MAX1589
| |
| QV PDF |
µMAX로 제공되는 500mA, 저전압강하 선형 레귤레이터
MAX1792
| 단 130mV의 전압강하, 1.3W 전력 소비, µMAX 패키지로 제공되는 0.5A LDO |
| Key Specifications:
Battery Chargers |
| Part Number |
Cell Chemistry |
Number of Lithium-Ion cells |
Protected VIN (max) (V) |
Charging VIN (max) (V) |
Charge Rate Set by |
Max. Charge Current (A) |
Charge Termination |
Charge Regulation |
Features |
EV-Kit |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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MAX8671X
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Li-Ion
Li-Polymer
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1
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14
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6.6
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Logic Input
Resistor
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1
|
Min. Charge Current
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Linear
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Yes
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TQFN/40
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26
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-40 to +85
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| See All Battery Chargers (62) |
| Key Specifications:
Linear Regulators |
| Part Number |
Regulators per Pkg. |
Min. VIN (V) |
Max. VIN (V) |
Preset VOUT (V) |
Min. Adjustable VOUT (V) |
Max. Adjustable VOUT (V) |
Typ. VDROPOUT@ Rated ILOAD (V) |
Rated ILOAD (mA) |
Max. ICC (µA) |
Low Battery/ Power Fail Output |
Nominal POK/Reset Threshold (V) |
Watchdog |
Reverse Battery Protection |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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MAX8902
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1
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1.7
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5.5
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1.5
1.8
2.0
2.5
3.0
3.1
3.3
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0.6
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5.3
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0.05
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500
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120
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No
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Vout-9%
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No
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No
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TDFN-EP/8
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4
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-40 to +125
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MAX1589
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1
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1.62
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3.6
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0.75
1.0
1.3
1.5
1.8
2.5
3.0
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-
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-
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0.175
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500
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140
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No
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Vout-17.5%
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No
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No
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TDFN-EP/6
TSOT/6
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8
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-40 to +85
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MAX1792
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1
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2.5
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5.5
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1.5
1.8
2.5
3.3
5.0
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1.25
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5
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0.13
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500
|
250
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No
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-
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No
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No
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µMAX-EP/8
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15
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-40 to +85
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| See All Linear Regulators (145) |
| Key Specifications:
Multifunction PMICs |
| Part Number |
Primary Topology |
Monitor/Control Features |
DC-DC/Power Features |
Battery Charger Features |
VIN (min) (V) |
VIN (max) (V) |
Min. VOUT (V) |
Max. VOUT (V) |
IOUT (A) |
IOUT (A) |
Operating Freq. (kHz) |
Package |
Smallest Available Package (max w/pins) (mm2) |
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MAX8671X
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Step-Down
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Low Batt./POK Output
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Current Limit
Fixed Freq./PWM
Internal Pwr. FETs
Soft Start
Sync. Rectifier
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Battery Charger
Charge Timer
Dual USB/ Adapter Input
Input Current Limit
Smart Pwr. Selector
Thermal Die Regulation
Thermistor Input
USB Input
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2.6
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6.6
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0.6
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5
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0.5
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0.5
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2000
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TQFN/40
|
26
|
| See All Multifunction PMICs (79) |
| Key Specifications:
Step-Down Switching Regulators |
| Part Number |
VIN (min) (V) |
VIN (max) (V) |
Min. VOUT (V) |
Max. VOUT (V) |
Preset VOUT (V) |
IOUT (A) |
IOUT (A) |
Output Adj. Method |
Operating Current, ICC (max) (mA) |
Number of DC-DC Outputs |
Operating Freq. (kHz) |
Package |
Smallest Available Package (max w/pins) (mm2) |
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MAX1556
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2.6
|
5.5
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0.75
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5.5
|
1.8
2.5
3.3
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1.2
|
1.2
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Preset
Resistor
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0.016
|
1
|
1000
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TDFN-EP/10
|
10
|
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MAX1557
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2.6
|
5.5
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0.75
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5.5
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1.0
1.3
1.5
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0.6
|
0.6
|
Preset
Resistor
|
0.016
|
1
|
1000
|
TDFN-EP/10
|
10
|
| See All Step-Down Switching Regulators (252) |
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