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AOZ1084DI
EZBuck™ DC-DC降压稳压器
Status: Full Production
AOZ1084是一个高效、简单易用的1.2A降压型HB LED驱动器，针对普通照明应用进行了优化。AOZ1084在4.5V至36V的输入电压范围内工作，并提供高达1.2A的连续LED电流。160mV的LED电流反馈电压将外部感应电阻的功率耗散降至最低。450kHzPWM操作的固定开关频率使其可以使用更小的电感和电容尺寸。
Parametrics
Status | Full Production |
Min Vin (V) | 4.50 |
Max Vin (V) | 36 |
Max Output I (A) | 1.20 |
Min VOUT (V) | 0.16 |
Max VOUT (V) | 30 |
Package | DFN2x2-8L |
Control Mode | PWM |
Light Load Mode | Yes |
Ultrasonic Mode | No |
External Comp | No |
VCC Supply | Internal |
Operating Freq (kHz) | 450 |
Iq (uA) | 1000 |
Soft Start (ms) | 0.6 |
HS FET RDS(ON) (mΩ) | 420 |
Max Duty Cycle | 87% |
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) | 36 |
Max Output I (A) | 1.20 |
Min VOUT (V) | 0.16 |
Max VOUT (V) | 30 |
Package | DFN2x2-8L |
Control Mode | PWM |
Light Load Mode | Yes |
Ultrasonic Mode | No |
External Comp | No |
VCC Supply | Internal |
Operating Freq (kHz) | 450 |
Iq (uA) | 1000 |
Soft Start (ms) | 0.6 |
HS FET RDS(ON) (mΩ) | 420 |
Max Duty Cycle | 87% |
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
- 高达36V的工作输入电压范围
- 420mΩ内部NMOS
- 高达95%的效能
- 内部补偿
- 最大1.2A连续输出电流
- 固定450kHz的PWM操作
- 内部软启动
- 160mV的LED电流反馈电压，精度为±8%
- 逐周期电流限制
- 短路保护
- 热关断
- 小型2mm x 2mm DFN-8L封装
Documentation
| Title | Type | Date | File |
|---|---|---|---|
| AOZ1084DI Datasheet | Datasheets | 2015-06-17 | |
| AOZ1084DI Marking | Markings | 2024-07-24 | |
| DFN2x2_8L_EP1_S | Package | 2020-02-27 | |
| DFN2x2_8L_EP1_S Tape & Reel | Tape & Reel | 2024-03-14 |
Package Details
| Package Name | Dimensions | Package Specifications | Packaging Method |
|---|---|---|---|
| DFN2x2_8_EP1_S | 2.0x2.0x0.75 | Tape and Reel |