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- AOZ22701QI
AOZ22701QI
EZBuck™ DC-DC降压稳压器
Status: Full Production
AOZ22701QI 是一款 I2C 可控、高效、易用的 DC-DC 同步降压电源转换器，能够在 6.5V 至 28V 输入总线下运行。使用 I2C 总线控制输出电压的能力简化了需要动态电压缩放或电压裕度的微处理器或 SoC 的转换器设计。该器件能够提供 4A 的连续输出电流，输出电压可于 0.7V 至 1.15927V (±1.0%) 范围内进行调节。
Parametrics
Status | Full Production |
Application | ±1.0% output voltage accuracy |
Min Vin (V) | 6.50 |
Max Vin (V) | 28 |
Max Output I (A) | 4 |
Min VOUT (V) | 0.70 |
Max VOUT (V) | 0.93 |
Package | QFN4x4-22L |
Control Mode | COT |
Light Load Mode | Yes |
Ultrasonic Mode | No |
External Comp | No |
VCC Supply | Internal |
Operating Freq (kHz) | 400 |
Iq (uA) | 500 |
Soft Start (ms) | 4 |
HS FET RDS(ON) (mΩ) | 28 |
LS FET RDS(ON) (mΩ) | 28 |
Max Duty Cycle | 85% |
Adj. I Limit | No |
Remote Sense | No |
Enable | Yes |
PGood | Yes |
Forced PWM | Yes |
Ripple Reduction | Yes |
Low Power Mode | No |
Protection | Selectable |
Digital Interface | I2C |
Output Discharge | No |
Parametrics
Status | Full Production |
Application | ±1.0% output voltage accuracy |
Min Vin (V) | 6.50 |
Max Vin (V) | 28 |
Max Output I (A) | 4 |
Min VOUT (V) | 0.70 |
Max VOUT (V) | 0.93 |
Package | QFN4x4-22L |
Control Mode | COT |
Light Load Mode | Yes |
Ultrasonic Mode | No |
External Comp | No |
VCC Supply | Internal |
Operating Freq (kHz) | 400 |
Iq (uA) | 500 |
Soft Start (ms) | 4 |
HS FET RDS(ON) (mΩ) | 28 |
LS FET RDS(ON) (mΩ) | 28 |
Max Duty Cycle | 85% |
Adj. I Limit | No |
Remote Sense | No |
Enable | Yes |
PGood | Yes |
Forced PWM | Yes |
Ripple Reduction | Yes |
Low Power Mode | No |
Protection | Selectable |
Digital Interface | I2C |
Output Discharge | No |
Features
- 宽范围输入电压
- 6.5V ~ 28V - 4A连续输出电流
- 输出电压可调变 0.7V 至 1.15927V（7.29mV）
- I2C 控制在 ±1.0% 输出电压精度
- 内部低导通电阻NFETs
- 高侧28mΩ
- 低侧28mΩ - 具有输入前馈的恒定导通时间
- 可选择PFM于轻载操作
- 稳定的陶瓷电容
- 电源良好输出
- I2C 地址编程
- 集成自举二极管
- 逐周期电流限制
- 短路保护
- 过压保护
- 热关断
- 耐热增强型4mm×4mm QFN-22L封装
Documentation
| Title | Type | Date | File |
|---|---|---|---|
| AOZ22701QI Datasheet | Datasheets | 2023-04-12 | |
| AOZ22701QI Marking | Markings | 2023-04-12 | |
| AOZ22701QI Reliability Report | Reliability Reports | 2023-04-12 | |
| QFN4x4_22L_EP2_S | Package | 2024-06-07 | |
| QFN4x4_22L_EP2_S Tape & Reel | Tape & Reel | 2024-04-25 |
Package Details
| Package Name | Dimensions | Package Specifications | Packaging Method |
|---|---|---|---|
| QFN4x4_22L_EP2_S | 4.0x4.0x0.9 | Tape and Reel |