| 安装类型 |
Surface Mount |
| 工作温度 |
-40°C ~ 125°C |
| 输出数 |
1 |
| 同步整流器 |
No |
| Vin Max (V) |
55 |
| New |
no |
| Ishutdown (uA) |
0.7 |
| Featured |
no |
| Extended Temp |
E, I |
| 内部开关 |
Yes |
| Frequency (kHz) |
2000 |
| Vout Maximum |
30V |
| Tracking (yes/no) |
no |
| Frequency Adjust Range |
200kHz - 2MHz |
| Synchronous (yes/no) |
no |
| Integrated Inductor (yes/no) |
no |
| Number of Outputs |
1 |
| Architecture |
Constant Frequency Current Mode |
| Vout Min (V) |
1.19 |
| Topology |
Buck |
| Monolithic (yes/no) |
yes |
| Output Current (A) |
1.2 |
| 输入电压 |
4.3 ~ 55 V |
| 输出电压 |
1.19 ~ 30 V |
| 类型 |
Step-Down (Buck) |
| Vin Min (V) |
4.3 |
| Isupply (mA) |
0.0017 |
| Comments |
55V, 1.2A Step-Down Regulator with 2.8uA Quiescent Current |
| Packages |
MS-10, DFN-10 |
| Date Added |
2009-11-04 |
| Price 1k * |
$2.95 (LT3991EDD#PBF) |
| 开关频率 |
200kHz ~ 2MHz |
| 输出电流 |
1.2A |
| Features |
Burst Mode, Resistor Set Frequency, External Synchronization, Soft Start |
| Switch Current (A) |
2.3 |
| Vout Max (V) |
30 |
| Frequency Sync Range |
250kHz - 2MHz |