密码键盘(kiosk)终端



		概述
		推荐元件
		应用笔记

Maxim > 方案 > 密码键盘(kiosk)终端

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标题/型号

关键优势

1.2MHz低成本、高性能充电器
MAX17415

业内开关频率最高的笔记本电池充电器

QV PDF

1.2MHz低成本、高性能充电器
MAX17005B, MAX17006B, MAX17015B

业内开关频率最高的笔记本电脑电池充电器

QV PDF

1.2MHz低成本、高性能充电器
MAX17005A, MAX17006A, MAX17015A

业内开关频率最高的笔记本电脑电池充电器

QV PDF

1.2MHz低成本、高性能充电器
MAX17005, MAX17006, MAX17015

业内开关频率最高的笔记本电脑电池充电器

QV PDF

单路1.2A USB开关，3mm x 3mm TDFN封装
MAX8586

QV PDF

5路输出PMIC，提供DC-DC核电源，用于低成本PDA
MAX8594

QV PDF

16µA I_Q、1.2A PWM降压型DC-DC转换器
MAX1556, MAX1556A, MAX1557

16µA静态电流、1.2A和600mA、降压型转换器，输出电流为1mA时效率高达95%

QV PDF

宽输入范围、高频、三输出电源，带有电压监视器和上电复位
MAX8513, MAX8514

完备的三输出、xDSL电源，用于调制解调器、路由器、网关供电，可节省成本、降低噪声

QV PDF

高精度、Li+电池监视器，带报警输出
DS2762

1-Wire电池监视器，集成了单节电池保护电路，并在电流或温度超出用户定义的门限时发出报警信号

QV PDF

用于LCD监视器的多输出电源控制器
MAX1530, MAX1531

多路输出电源控制器，能够提供薄膜晶体管(TFT)液晶显示器(LCD)的所有供电电源

QV PDF

完备的电源芯片，用于低成本PDA
MAX1552

QV PDF

高精度库仑计
DS2740

精密的电池电量计，价格低于$1.00，非常适合手持产品

QV PDF

低成本、多种化学类型电池充电器
MAX1908, MAX8724, MAX8765

低成本、高度集成的多化学类型电池充电控制IC，简化精确、高效充电器的设计

QV PDF

±15kV ESD保护触摸屏控制器，包含DAC及键盘控制器
MAX1233, MAX1234

Key Specifications: Battery Chargers

Part Number

Cell Chemistry

NiMH/ NiCd Cells

Lithium Ion Cells

Protected V_IN
(V)

Charging V_IN
(V)

Charge Rate Set by

Max. I_CHG
(A)

Charge Termination

Charge Regulation

Features

EV Kit

Oper. Temp.
(°C)

Package/Pins

Smallest Available Pckg.
(mm²)

max

≥

max w/pins

MAX17005B

Li-Ion

Li-Polymer

Analog Input

Logic Input

Resistor

External Control

Switchmode

Input Current Limit

Smart Power Selector

Yes

-40 to +85

TQFN/20

16.8

MAX17006B

Li-Ion

Li-Polymer

Analog Input

Logic Input

Resistor

External Control

Input Current Limit

Smart Power Selector

Yes

TQFN/20

16.8

MAX17015B

Li-Ion

Li-Polymer

Analog Input

Logic Input

Resistor

External Control

Input Current Limit

Smart Power Selector

Yes

TQFN/20

16.8

MAX8724

Lead Acid

Li-Ion

Li-Polymer

NiCd

NiMH

Universal

2
3
4
5
6
7
8
9
10

Analog Input

Resistor

Current Limit

Max. Voltage

Input Current Limit

Stand Alone

Thermistor Input

Yes

TQFN/28

MAX1908

Lead Acid

Li-Ion

Li-Polymer

NiCd

NiMH

Universal

2
3
4
5
6
7
8
9
10

Analog Input

Resistor

Current Limit

Max. Voltage

Input Current Limit

Stand Alone

Thermistor Input

Yes

TQFN/28

MAX8765

Lead Acid

Li-Ion

Li-Polymer

NiCd

NiMH

Universal

2
3
4
5
6
7
8
9
10

Analog Input

Resistor

Current Limit

Max. Voltage

Input Current Limit

Stand Alone

Thermistor Input

TQFN/28

See All Battery Chargers (60)

Key Specifications: Battery Protectors, Selectors and Monitors

Part Number

Functions

Battery Type

Interface

User Data Storage
(Bytes)

Parameters Measured

Battery Protection

V_SUPPLY
(V)

Package/Pins

Smallest Available Pckg.
(mm²)

Oper. Temp.
(°C)

min

max

max w/pins

DS2762

Fuel Gauge

Protector

Status Monitor

1 Cell Li-Ion

1-Wire

16 SRAM

32 EEPROM

Current

Temperature

Voltage

Over-Current

Over/Under Voltage

2.5

5.5

FCHIP/12

TSSOP/16

-40 to +85

DS2740

Fuel Gauge

1 Cell Li-Ion

3-Cell NiMH

Current

2.7

µMAX/8

16.2

See All Battery Protectors, Selectors and Monitors (25)

Key Specifications: Linear Regulators

Part Number

Regulators

V_IN
(V)

Preset V_OUT
(V)

V_DROPOUT @Rated I_LOAD
(V)

Rated I_LOAD
(mA)

I_CC
(µA)

Low Batt./ Pwr. Fail Out

POK/Reset Thresh.
(V)

Watchdog

Reverse Batt. Protect.

Oper. Temp.
(°C)

Package/Pins

Smallest Available Pckg.
(mm²)

min

max

typ

max

nom

max w/pins

MAX1552

3.1

5.5

1.5

1.8

3.3

0.21

350

Yes

Vout-10%

-40 to +85

TQFN/16

16.8

See All Linear Regulators (152)

Key Specifications: Multifunction PMICs

Part Number

Primary Topology

Monitor/Control Features

DC-DC/Power Features

LCD/LED/Flash/CCD Features

V_IN
(V)

V_OUT
(V)

Max. I_OUT
(A)

Oper. Freq.
(kHz)

Package/Pins

Smallest Available Pckg.
(mm²)

min

max

min

max

≥

≤

max w/pins

MAX1530

Step-Down

Output UVP

Shutdown

Adj. Frequency

Current Limit

Fixed Freq./PWM

Soft Start

Sync. Rectifier

TFT Bias

4.5

1.25

16.5

1.5

500

TQFN/32

MAX1531

TQFN/32

See All Multifunction PMICs (83)

Key Specifications: Step-Down Switching Regulators

Part Number

V_IN
(V)

V_OUT
(V)

Preset V_OUT
(V)

Max. I_OUT
(A)

Output Adjust. Method

DC-DC Outputs

Oper. Freq.
(kHz)

Package/Pins

Smallest Available Pckg.
(mm²)

min

max

min

max

≥

≤

max w/pins

MAX8513

4.5

0.8

Resistor

1400

QSOP/28

61.9

MAX8514

4.5

0.8

Resistor

1400

QSOP/28

61.9

MAX1556

2.6

5.5

0.75

5.5

1.8

2.5

3.3

1.2

Preset

Resistor

1000

TDFN-EP/10

9.6

MAX1557

2.6

5.5

0.75

5.5

1.3

1.5

0.6

Preset

Resistor

1000

TDFN-EP/10

9.6

See All Step-Down Switching Regulators (264)

Key Specifications: Touch Interface Products

Part Number

Integrated Keypad Controller

Integrated Temperature Sensor

Conv. Rate
(ksps)

Interface

I_SUPPLY
(µA)

Power
(µW)

Ref.
(V)

V_SUPPLY
(V)

EV Kit

Package/Pins

Oper. Temp.
(°C)

typ

MAX1233

Yes

Microwire

QSPI

SPI

150

450

Ext.

Int.+2.5

2.7 to 3.6

Yes

QFN/28

TQFN/28

-40 to +85

MAX1234

750

4.75 to 5.25

QFN/28

TQFN/28

See All Touch Interface Products (9)

Key Specifications: USB Power Switches

Part Number

Functions

Switches

I_LOAD
(A)

R_ON
(Ω)

Fault Indicator

Fault Blanking Timeout
(ms)

V_IN
(V)

Package/Pins

Smallest Available Pckg.
(mm²)

Oper. Temp.
(°C)

max

typ

max w/pins

MAX8586

Auto Reset From Fault

Fault Blanking

Programmable Current Limit

Reverse Voltage Blocking

1.2

0.055

Yes

2.7 to 5.5

TDFN-EP/8

9.6

-40 to +85

See All USB Power Switches (28)