L6997D中文资料意法半导体数据手册PDF规格书
L6997D规格书详情
DESCRIPTION
The device is a high efficient solution for networking dc/dc modules and mobile application compatible with 3.3V bus and 5V bus.
Its able to regulate an output voltage as low as 0.6V. The constant on time topology assures fast load transient response. The embedded voltage feed-forward provides nearly constant switching frequency operation.
FEATURES
■ FROM 3V TO 5.5V VCC RANGE.
■ MINIMUM OUTPUT VOLTAGE AS LOW AS 0.6V.
■ 1V TO 28V INPUT VOLTAGE RANGE.
■ CONSTANT ON TIME TOPOLOGY ALLOWS. OPERATION WITH VERYLOW AND HIGH DUTY CYCLES.
■ VERY FAST LOAD TRANSIENTS.
■ 0.6V, ±1 VREF.
■ SELECTABLE SINKING MODE.
■ LOSSLESS CURRENT LIMIT, AVAILABLE ALSO IN SINKING MODE
■ REMOTE SENSING.
■ OVP,UVP LATCHED PROTECTIONS.
■ 600µA TYP QUIESCENT CURRENT.
■ POWER GOOD AND OVP SIGNALS.
■ PULSE SKIPPING AT LIGTH LOADS.
■ 94 EFFICIENCY FROM 3.3V TO 2.5V.
APPLICATIONS
■ NETWORKING.
■ DC/DC MODULES.
■ DISTRIBUTED POWER.
■ MOBILE APPLICATIONS.
■ CHIP SET, CPU, DSP AND MEMORIES SUPPLY.
产品属性
- 型号：
L6997D
- 功能描述：
DC/DC 开关控制器 Adjustable Step-Down
- RoHS：
否
- 制造商：
Texas Instruments
- 输入电压：
6 V to 100 V
- 输出电压：
1.215 V to 80 V
- 输出电流：
3.5 A
- 输出端数量：
1
- 最大工作温度：
+ 125 C
- 封装/箱体：
CPAK
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
ST |
2511 |
TSSOP |
16900 |
电子元器件采购降本30%!原厂直采,砍掉中间差价 |
询价 | ||
ST |
25+ |
TSSOP |
16900 |
原装，请咨询 |
询价 | ||
ST/意法 |
24+ |
TSSOP |
9600 |
原装现货,优势供应,支持实单! |
询价 | ||
ST/意法 |
23+ |
TSSOP-20 |
13000 |
原厂授权一级代理,专业海外优势订货,价格优势、品种 |
询价 | ||
ST |
TSSOP20 |
3364 |
正品原装--自家现货-实单可谈 |
询价 | |||
ST(意法半导体) |
2447 |
TSSOP-20 |
105000 |
74个/管一级代理专营品牌!原装正品,优势现货,长期 |
询价 | ||
ST/意法 |
23+ |
TSSOP |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
ST |
25+23+ |
TSSOP20 |
37439 |
绝对原装正品全新进口深圳现货 |
询价 | ||
STMicroelectronics |
18+ |
ICREGCTRLRBUCKPWM20-TSSO |
6800 |
公司原装现货 |
询价 | ||
ST(意法) |
23+ |
NA |
20094 |
正纳10年以上分销经验原装进口正品做服务做口碑有支持 |
询价 |
