AOZ6662DI-01

EZBuck™ DC-DC降压稳压器

Status: Full Production

AOZ6662DI-01是一款18V输入、2A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90mΩ。具有自动脉冲能量模式（PEM），当VOUT>4V时，在轻负载条件下实现高效率。它输出功率高达10W，输出电压可低至0.6V，开关频率为750kHz。

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Parametrics

Status	Full Production
Min V_in (V)	4.50
Max V_in (V)	18
Max Output I (A)	2
Min V_OUT (V)	0.60
Max V_OUT (V)	6
Package	DFN3x3B-8L
Control Mode	PWM
Light Load Mode	Yes if VOUT > 4V
Ultrasonic Mode	No
External Comp	No
V_CC Supply	Internal
Operating Freq (kHz)	750
I_q (uA)	250
Soft Start (ms)	3.5
HS FET R_DS(ON) (mΩ)	145
LS FET R_DS(ON) (mΩ)	90
Max Duty Cycle	65%
Adj. I Limit	No
Remote Sense	No
Enable	Yes
PGood	No
Forced PWM	Yes if VOUT < 4V
Ripple Reduction	No
Low Power Mode	No
Protection	Auto Restart
Digital Interface	NA
Output Discharge	No

Parametrics

Status	Full Production
Min V_in (V)	4.50
Max V_in (V)	18
Max Output I (A)	2
Min V_OUT (V)	0.60
Max V_OUT (V)	6
Package	DFN3x3B-8L
Control Mode	PWM
Light Load Mode	Yes if VOUT > 4V
Ultrasonic Mode	No
External Comp	No
V_CC Supply	Internal
Operating Freq (kHz)	750
I_q (uA)	250
Soft Start (ms)	3.5
HS FET R_DS(ON) (mΩ)	145
LS FET R_DS(ON) (mΩ)	90
Max Duty Cycle	65%
Adj. I Limit	No
Remote Sense	No
Enable	Yes
PGood	No
Forced PWM	Yes if VOUT < 4V
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90mΩ
最大2A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%
如果VOUT<4V，固定频率
如果VOUT>4V，则为脉冲能量模式（PEM）
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
AOZ6662DI-01 Datasheet	Datasheets	2021-01-27	PDF
AOZ6662DI-01 Marking	Markings	2020-05-21	PDF
DFN3x3B_8L_EP1_P	Package	2020-05-28	PDF
DFN3x3B_8L_EP1_P Tape & Reel	Tape & Reel	2024-04-25	PDF