型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
---|---|---|---|---|
MAX1685 | Low-Noise, 14V Input, 1A, PWM Step-Down Converters General Description The MAX1684/MAX1685 are high-efficiency, internal switch, pulse-width modulation (PWM) step-down switching regulators intended to power cellular phones, communicating PDAs, and handy-terminals. These devices deliver a guaranteed 1A output current from two lithium-ion (Li+) bat 文件:234.08 Kbytes 页数:16 Pages | Maxim 美信 | Maxim | |
MAX1685 | Low-Noise, 14V Input, 1A, PWM Step-Down Converters 文件:294.29 Kbytes 页数:14 Pages | Maxim 美信 | Maxim | |
MAX1685 | 低噪声、14V输入、1A、PWM降压型转换器 MAX1684/MAX1685是高效的内部开关式、脉宽调制(PWM)降压型开关稳压器,旨在为蜂窝电话、通信PDA和手持终端供电。这些器件通过两节锂离子电池提供可靠的1A输出电流。其2.7V至14V的宽输入电压范围为设计提供了灵活性,并支持从插墙式电源为电池充电,因为该IC可在移除电池时出现的更高电压下工作。输出电压预设为3.3V,也可在1.25V至VIN的范围内进行外部调节。\n\n 低导通电阻功率开关和内置同步整流器提供高达96%的效率。有四种工作模式:固定频率模式、正常模式、低功耗模式和关断模式。固定频率PWM工作模式提供出色的噪声特性。正常模式可在所有负载下保持高效率。 • 效率高达96%\n\n• 支持1A输出电流\n\n• 压差模式下达到100%占空比\n\n• 输入范围:2.7V至14V(绝对最大值:15V)\n\n• 基准电压输出精度为±1%\n\n• 0.24Ω P沟道导通电阻\n\n• 可同步开关频率\n\n• 固定频率PWM操作\n• 300kHz (MAX1684)\n\n• 600kHz (MAX1685)\n\n\n\n\n• 正常模式静态电流:150µA\n\n• 低功耗模式静态电流:25µA\n\n• 关断电流:2µA\n\n• Dual Mode™固定3.3V (±1%)输出或可调输出(1.25V至VI; | ADI 亚德诺 | ADI | |
Low-Noise, 14V Input, 1A, PWM Step-Down Converters General Description The MAX1684/MAX1685 are high-efficiency, internal switch, pulse-width modulation (PWM) step-down switching regulators intended to power cellular phones, communicating PDAs, and handy-terminals. These devices deliver a guaranteed 1A output current from two lithium-ion (Li+) bat 文件:234.08 Kbytes 页数:16 Pages | Maxim 美信 | Maxim | ||
Low-Noise, 14V Input, 1A, PWM Step-Down Converters 文件:294.29 Kbytes 页数:14 Pages | Maxim 美信 | Maxim | ||
fully assembled and tested surface-mount circuit board 文件:80.55 Kbytes 页数:4 Pages | Maxim 美信 | Maxim | ||
Package:16-SSOP(0.154",3.90mm 宽);包装:卷带(TR) 功能:降压 类别:集成电路(IC) 稳压器 - DC-DC 开关稳压器 描述:IC REG BUCK ADJ/3.3V 1A 16QSOP | AD 亚德诺 | AD | ||
Package:16-SSOP(0.154",3.90mm 宽);包装:管件 功能:降压 类别:集成电路(IC) 稳压器 - DC-DC 开关稳压器 描述:IC REG BUCK ADJ/3.3V 1A 16QSOP | AD 亚德诺 | AD | ||
Package:16-SSOP(0.154",3.90mm 宽);包装:管件 功能:降压 类别:集成电路(IC) DC DC 开关稳压器 描述:IC REG BUCK ADJ/3.3V 1A 16QSOP | AD 亚德诺 | AD |
技术参数
- VIN (max)(V):
14
- VOUT1 (min)(V):
1.25
- VOUT1 (max)(V):
14
- IOUT1 (max)(A):
1
- Switch Type:
Internal
- Preset VOUT(V):
3.3
- Output Adjust. Method:
Preset
- VOUT1 Tolerance(±%):
1
- ICC (max)(mA):
0.61
- # DC-DC Outputs:
1
- Switching Frequency(kHz):
600
- Features:
Current Limit
- EV Kit Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
QSOP/16
- Smallest Available Pckg. (max w/pins)(mm2):
30.9
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$3.94 @1k
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAX |
25+ |
2560 |
绝对原装!现货热卖! |
询价 | |||
MAXIM |
121 |
SOP |
1120 |
全新原装现货100真实自己公司 |
询价 | ||
MAXIM |
24+ |
SMD |
20 |
询价 | |||
MAX |
23+ |
SSOP |
3600 |
绝对全新原装!现货!特价!请放心订购! |
询价 | ||
MAXIM |
25+ |
SOP-8 |
2500 |
福安瓯为您提供真芯库存,真诚服务 |
询价 | ||
MAXIM |
17+ |
SSOP16 |
6200 |
100%原装正品现货 |
询价 | ||
MAXIM |
24+ |
TSSOP |
6980 |
原装现货,可开13%税票 |
询价 | ||
MAX |
24+ |
原厂封装 |
2281 |
原装现货假一罚十 |
询价 | ||
MAXIM |
2016+ |
QSOP16 |
2600 |
本公司只做原装,假一罚十,可开17%增值税发票! |
询价 | ||
MAXIM |
13+ |
QSOP |
3738 |
原装分销 |
询价 |
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