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ADP1878-1.0-EVALZ中文资料PDF规格书
ADP1878-1.0-EVALZ规格书详情
GENERAL DESCRIPTION
The ADP1878/ADP1879 are versatile current-mode, synchronous step-down controllers. They provide superior transient response, optimal stability, and current-limit protection by using a constant on time, pseudo fixed frequency with a programmable current-limit, current control scheme. These devices offer optimum performance at low duty cycles by using a valley, current-mode control architecture allowing the ADP1878/ADP1879 to drive all N-channel power stages to regulate output voltages to as low as 0.6 V.
FEATURES
Power input voltage range: 2.95 V to 20 V
On-board bias regulator
Minimum output voltage: 0.6 V
0.6 V reference voltage with ±1.0 accuracy
Supports all N-channel MOSFET power stages
Available in 300 kHz, 600 kHz, and 1.0 MHz options
No current sense resistor required
Power saving mode (PSM) for light loads (ADP1879 only)
Resistor programmable current limit
Power good with internal pull-up resistor
Externally programmable soft start
Thermal overload protection
Short-circuit protection
Standalone precision enable input
Integrated bootstrap diode for high-side drive
Starts into a precharged output
Available in a 14-lead LFCSP_WD package
APPLICATIONS
Telecommunications and networking systems
Mid-to-high end servers
Set-top boxes
DSP core power supplies
产品属性
- 型号:
ADP1878-1.0-EVALZ
- 功能描述:
BOARD EVAL FOR ADP1878-1.0
- RoHS:
是
- 类别:
编程器,开发系统 >> 评估板 - DC/DC 与 AC/DC(离线)SMPS
- 系列:
*
- 标准包装:
1
- 系列:
-
- 主要目的:
DC/DC,步降
- 输出及类型:
1,非隔离 功率 -
- 输出:
-
- 输出电压:
3.3V 电流 -
- 输出:
3A
- 输入电压:
4.5 V ~ 28 V
- 稳压器拓扑结构:
降压 频率 -
- 开关:
250kHz
- 板类型:
完全填充
- 已供物品:
板 已用
- IC/零件:
L7981
- 其它名称:
497-12113STEVAL-ISA094V1-ND
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
ADI/亚德诺 |
22+ |
LFCSP-14 |
13000 |
原装正品 |
询价 | ||
ANALOGDEVICESINC |
2021+ |
8000 |
原厂授权代理,海外优势订货渠道。可提供大量库存,详 |
询价 | |||
Analog Devices Inc. |
21+ |
14-WFDFN ,CSP |
19216 |
正规渠道/品质保证/原装正品现货 |
询价 | ||
ADI |
19+ |
QFN |
256800 |
原厂代理渠道,每一颗芯片都可追溯原厂; |
询价 | ||
ADI |
23+ |
LFCSP-14 |
8000 |
只做原装现货 |
询价 | ||
ADI/亚德诺 |
2122+ |
NA |
24550 |
全新原装正品现货,假一赔十 |
询价 | ||
ADI(亚德诺)/LINEAR |
2117+ |
LFCSP-14 |
315000 |
1500个/圆盘一级代理专营品牌!原装正品,优势现货, |
询价 | ||
ADI/亚德诺 |
23+ |
LFCSP-14 |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
ADI/亚德诺 |
22+ |
66900 |
原封装 |
询价 | |||
ADI |
24+ |
14-Lead LFCSP (4mm x 3mm x 0.7 |
3660 |
十年信誉,只做全新原装正品现货,以优势说话 !! |
询价 |