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LM48556TLXSLASHNOPB.A数据手册规格书PDF详情
1FEATURES
23• Fully Differential Amplifier
• Externally Configurable Gain
• Integrated Charge Pump
• Low Power Shutdown Mode
• Soft Start Function
APPLICATIONS
• Mobile Phones
• PDA's
• Digital Cameras
KEY SPECIFICATIONS
• Output Voltage Swing
– VDD = 3.6V, 1kHz 14.2VPP (typ)
– VDD = 4.5V, 1kHz 17.5VPP (typ)
• Power Supply Rejection Ratio
– f = 217Hz, VDD = 3.6V 80dB (typ)
• IDD at VDD = 3.6V 4.8mA (typ)
• Wake-Up Time 0.5ms (typ)
DESCRIPTION
The LM48556 is a single supply, mono, ceramic
speaker driver with an integrated charge-pump,
designed for portable devices, such as cell phones,
where board space is at a premium. The LM48556
charge pump allows the device to deliver 17.5VPP
(typ) from a single 4.5V supply. Additionally, the charge pump features a soft start function that
minimizes transient current during power-up.
The LM48556 features high power supply rejection
ratio (PSRR) of 80dB at 217Hz, allowing the device to
operate in noisy environments without additional
power supply conditioning. Flexible power supply
requirements allow operation from 2.7V to 5.0V.
Additionally, the LM48556 features a differential input
function and an externally configurable gain. A low
power shutdown mode reduces supply current
consumption to 0.1μA.
Superior click and pop suppression eliminates audible
transients on power-up/down and during shutdown.
The LM48556 is available in an ultra-small 12-bump
DSBGA package (2mm x 1.5mm).
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
TexasInstruments |
18+ |
ICAMPAUDIOPWRMONOAB16USM |
6580 |
公司原装现货/欢迎来电咨询! |
|||
Texas Instruments |
24+ |
16-WFBGA |
65200 |
一级代理/放心采购 |
|||
TI/德州仪器 |
23+ |
16-uSMD |
3447 |
原装正品代理渠道价格优势 |
|||
TI |
25+ |
BGA-16 |
3854 |
就找我吧!--邀您体验愉快问购元件! |
|||
National |
25+ |
25000 |
原厂原包 深圳现货 主打品牌 假一赔百 可开票! |
||||
TI(德州仪器) |
2021+ |
uSMD |
499 |
||||
TI/德州仪器 |
21+ |
NA |
12820 |
只做原装,质量保证 |
|||
TI |
22+ |
16WFBGA |
9000 |
原厂渠道,现货配单 |
|||
TI/德州仪器 |
22+ |
N/A |
12245 |
现货,原厂原装假一罚十! |
|||
TI |
23+ |
16WFBGA |
9000 |
原装正品,支持实单 |
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