AOZ22645QI

EZBuck™ DC-DC降压稳压器

Status: Full Production

AOZ22645QI是一款高效、易于使用的DC/DC同步降压稳压器，应用于4V至28V的输入电压范围。该器件支持1最大6A的连续输出电流，通过控制VID0和VID1信号，输出电压调整范围为0V至1.8V。 AOZ22645QI采用4 mm × 4 mm QFN-30L封装，额定环境温度范围为-40°C至+85°C。

enlarge

Parametrics

Status	Full Production
Min V_in (V)	4
Max V_in (V)	28
Max Output I (A)	15
Min V_OUT (V)	0
Max V_OUT (V)	1.80
Package	QFN4x4-30L
Control Mode	COT
Light Load Mode	Yes
Ultrasonic Mode	No
External Comp	No
V_CC Supply	External
Operating Freq (kHz)	400
I_q (uA)	70
Soft Start (ms)	1.5
HS FET R_DS(ON) (mΩ)	11
LS FET R_DS(ON) (mΩ)	4
Max Duty Cycle	85%
Adj. I Limit	No
Remote Sense	Yes
Enable	Yes
PGood	Yes
Forced PWM	Yes
Ripple Reduction	Yes
Low Power Mode	No
Protection	Latch
Digital Interface	2-bit VID
Output Discharge	No

Parametrics

Status	Full Production
Min V_in (V)	4
Max V_in (V)	28
Max Output I (A)	15
Min V_OUT (V)	0
Max V_OUT (V)	1.80
Package	QFN4x4-30L
Control Mode	COT
Light Load Mode	Yes
Ultrasonic Mode	No
External Comp	No
V_CC Supply	External
Operating Freq (kHz)	400
I_q (uA)	70
Soft Start (ms)	1.5
HS FET R_DS(ON) (mΩ)	11
LS FET R_DS(ON) (mΩ)	4
Max Duty Cycle	85%
Adj. I Limit	No
Remote Sense	Yes
Enable	Yes
PGood	Yes
Forced PWM	Yes
Ripple Reduction	Yes
Low Power Mode	No
Protection	Latch
Digital Interface	2-bit VID
Output Discharge	No

Features

宽输入电压范围
- 4V至28V
支持英特尔ITDC，最高可达16A
支持英特尔ICCMAX，最高可达45A
2-bit可调节输出电压，可在0V至1.8V之间调节
集成的高性能沟槽MOSFET支持：
- 高峰值电流
- 高达45A，10ms导通脉冲
- 高达70A，脉冲时间为10µs
- 高效率
- 11mΩ高压MOS侧
- 4mΩ低压MOS侧
可选择PFM轻载运行
可调节的负载线补偿
高精度电流监测器
远程感应
固定软启动
Power Good输出
散热增强型的4mm×4mmQFN-30L封装

Documentation

Title	Type	Date	File
AOZ22645QI Datasheet	Datasheets	2022-10-21	PDF
AOZ22645QI Marking	Markings	2022-03-08	PDF
AOZ22645QI Reliability Report	Reliability Reports	2022-03-08	PDF
QFN4x4_30L_EP2_S	Package	2023-10-26	PDF
QFN4x4_30L_EP2_S Tape & Reel	Tape & Reel	2024-04-25	PDF