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AOZ6663DI
EZBuck™ DC-DC降压稳压器
Status: Full Production
AOZ6663DI是一款18V输入、3 A的同步降压稳压器，采用散热增强型DFN3x3封装。电源开关的导通阻抗高压MOS侧为145mΩ，低压MOS侧为80mΩ， 能够输出高达15W的功率，输出电压可低至0.6V，开关频率为750kHz。具有脉冲能量模式（PEM），以便在轻负载条件下实现高效率。
Parametrics
Status | Full Production |
Min Vin (V) | 4.50 |
Max Vin (V) | 18 |
Max Output I (A) | 3 |
Min VOUT (V) | 0.60 |
Max VOUT (V) | 6 |
Package | DFN3x3B-8L |
Control Mode | PWM |
Light Load Mode | Yes |
Ultrasonic Mode | No |
External Comp | No |
VCC Supply | Internal |
Operating Freq (kHz) | 750 |
Iq (uA) | 250 |
Soft Start (ms) | 3.5 |
HS FET RDS(ON) (mΩ) | 145 |
LS FET RDS(ON) (mΩ) | 80 |
Max Duty Cycle | 65% |
Adj. I Limit | No |
Remote Sense | No |
Enable | Yes |
PGood | No |
Forced PWM | No |
Ripple Reduction | No |
Low Power Mode | No |
Protection | Auto Restart |
Digital Interface | NA |
Output Discharge | No |
Parametrics
Status | Full Production |
Min Vin (V) | 4.50 |
Max Vin (V) | 18 |
Max Output I (A) | 3 |
Min VOUT (V) | 0.60 |
Max VOUT (V) | 6 |
Package | DFN3x3B-8L |
Control Mode | PWM |
Light Load Mode | Yes |
Ultrasonic Mode | No |
External Comp | No |
VCC Supply | Internal |
Operating Freq (kHz) | 750 |
Iq (uA) | 250 |
Soft Start (ms) | 3.5 |
HS FET RDS(ON) (mΩ) | 145 |
LS FET RDS(ON) (mΩ) | 80 |
Max Duty Cycle | 65% |
Adj. I Limit | No |
Remote Sense | No |
Enable | Yes |
PGood | No |
Forced PWM | No |
Ripple Reduction | No |
Low Power Mode | No |
Protection | Auto Restart |
Digital Interface | NA |
Output Discharge | No |
Features
- 工作输入电压范围4.5V至18V
- 高压MOS侧145mΩ，高压MOS侧80mΩ
- 最大3A连续输出电流
- 输出电压可调至0.6V
- 在10mA负载下，效率高达87%
- 固定开关频率为750kHz
- 逐周期电流限制
- 输出预偏置启动
- 热关断
- 散热增强型的DFN3x3-8L封装
Documentation
| Title | Type | Date | File |
|---|---|---|---|
| AOZ6663DI Datasheet | Datasheets | 2020-11-11 | |
| AOZ6663DI Marking | Markings | 2024-09-18 | |
| DFN3x3B_8L_EP1_P | Package | 2020-05-28 | |
| DFN3x3B_8L_EP1_P Tape & Reel | Tape & Reel | 2024-04-25 |
Package Details
| Package Name | Dimensions | Package Specifications | Packaging Method |
|---|---|---|---|
| DFN3x3B_8L_EP1_P | 3.0x3.0x0.8 | Tape and Reel |
Tools
- EZBuck Design Tool (xls)