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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

내장 LDO 및 리셋

데이터 시트
디스플레이 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 마이크로프로세서 리셋 회로가 내장된 300mA LDO 선형 레귤레이터
MAX6469, MAX6470, MAX6471, MAX6472, MAX6473, MAX6474, MAX6475, MAX6476, MAX6477, MAX6478, MAX6479, MAX6480, MAX6481, MAX6482, MAX6483, MAX6484
QV  PDF 150mA, SOT23, 마이크로프로세서 리셋 회로가 내장된 저전압강하 선형 레귤레이터
MAX6329, MAX6349

한 SOT23 패키지에 LDO와 µP 감시 소자 리셋 완전 통합



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 Operating Temp. Range (°C)
MAX8671X  Li-Ion
Li-Polymer 		1 14 6.6 Yes 4.2 Logic Input
Resistor 		1 Min. Charge Current Timer Linear
•Current Limit
•Dual USB/Adapter Input
•Input Current Limit
•Low Battery/ Power OK Output
•Smart Power Selector
•Soft Start
•Stand Alone
•Thermal Die Regulation
•Thermistor Input
•Timer
•USB Input
 Yes THIN QFN/40 -40 to +85
See All Battery Chargers (60)

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 POK/ Reset Output POK/ Reset Output Type Nominal POK/Reset Threshold (V) Min. Reset Pulse Width (ms) Watchdog Reverse Battery Protection Industry Qualified Package Operating Temp. Range (°C)
MAX8902  1 1.7 5.5 1.5
1.8
2.0
2.5
3.0
3.1
3.3 		0.6 5.3 0.05 500 120 No POK Open Drain Active Low Vout-9%  -  No No Automotive - General THIN QFN (Dual)/8 -40 to +125
MAX6469  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Push-Pull Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  SOT-23/6
THIN QFN (Dual)/8 		-40 to +85
MAX6470  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Open Drain Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  SOT-23/6
THIN QFN (Dual)/8 		-40 to +85
MAX6471  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Push-Pull Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  SOT-23/6
THIN QFN (Dual)/8 		-40 to +85
MAX6472  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Open Drain Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  SOT-23/6
THIN QFN (Dual)/8 		-40 to +85
MAX6473  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Push-Pull Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  SOT-23/6
THIN QFN (Dual)/8 		-40 to +85
MAX6474  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Open Drain Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  SOT-23/6
THIN QFN (Dual)/8 		-40 to +85
MAX6475  1 2.5 5.5 1.5 to 3.3 1.23 5 0.11 300 136 No Reset Push-Pull Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  SOT-23/6
THIN QFN (Dual)/8 		-40 to +85
MAX6476  1 2.5 5.5 1.5 to 3.3 1.23 5 0.11 300 136 No Reset Open Drain Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  SOT-23/6
THIN QFN (Dual)/8 		-40 to +85
MAX6477  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Push-Pull Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  UCSP/6 -40 to +85
MAX6478  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Open Drain Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  UCSP/0
UCSP/6 		-40 to +85
MAX6479  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Push-Pull Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  UCSP/6 -40 to +85
MAX6480  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Open Drain Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  UCSP/6 -40 to +85
MAX6481  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Push-Pull Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  UCSP/0
UCSP/6 		-40 to +85
MAX6482  1 2.5 5.5 1.5 to 3.3  -   -  0.11 300 136 No Reset Open Drain Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  UCSP/6 -40 to +85
MAX6483  1 2.5 5.5 1.5 to 3.3 1.23 5 0.11 300 136 No Reset Push-Pull Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  UCSP/6 -40 to +85
MAX6484  1 2.5 5.5 1.5 to 3.3 1.23 5 0.11 300 136 No Reset Open Drain Active Low Vout-12.5%
Vout-7.5% 		1200
150
2.5
20 		No No  -  UCSP/6 -40 to +85
MAX6329  1 2.5 5.5 1.8
2.5
3.3 		1.23 5 0.3 150 50 No Reset Open Drain Active High
Push-Pull Active High
Push-Pull Active Low 		Vout-10%
Vout-5% 		100 No No  -  SOT-23/6 0 to +85
MAX6349  1 2.5 5.5 1.8
2.5
3.3 		1.23 5 0.3 150 50 No Reset Open Drain Active High
Push-Pull Active High
Push-Pull Active Low 		Vout-10%
Vout-5% 		100 No No  -  SOT-23/6 -40 to +85
See All Linear Regulators (141)

Key Specifications:   Multifunction PMICs
Part Number PMIC for: 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) Operating Freq. (kHz) Number of Step-Down Outputs Number of LDO Outputs Output Adj. Method Operating Current, ICC (max) (mA) EV-Kit Package Operating Temp. Range (°C)
MAX8671X  Smartphone/ Portable Media Step-Down Low Battery/ Power OK Output Current Limit
Fixed Frequency/PWM
Internal Power Switches
Soft Start
Synchronous Rectifier 		Battery Charger
Charge Timer
Dual USB/Adapter Input
Input Current Limit
Smart Power Selector
Stand Alone Charging
Thermal Die Regulation
Thermistor Input
USB Input 		2.6 6.6 0.6 5 0.5 2000 3 2 Preset
Resistor 		0.285 Yes THIN QFN/40 -40 to +85
See All Multifunction PMICs (71)

Key Specifications:   Switch-Mode DC-DC Power Supplies
Part Number Topology VIN (min) (V) VIN (max) (V) Number of DC-DC Outputs Digital/VID Programmed Output Min. Adjustable VOUT (V) Max. Adjustable VOUT (V) IOUT (A) Operating Current, ICC (max) (mA) Operating Freq. (kHz) Internal Power Switch(es) Package
MAX8671X  Step-Down 2.6 6.6 3 No 0.6 5 0.5 0.285 2000 Yes THIN QFN/40
See All Switch-Mode DC-DC Power Supplies (429)


         


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