参数资料
| 型号： | SC4626HSKTRT |
| 厂商： | Semtech |
| 文件页数： | 5/22页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC 1.5V 1A SOT23-5 |
| 标准包装： | 1 |
| 类型： | 降压（降压） |
| 输出类型： | 固定 |
| 输出数： | 1 |
| 输出电压： | 1.5V |
| 输入电压： | 2.9 V ~ 5.5 V |
| PWM 型： | 电压模式 |
| 频率 - 开关： | 2.5MHz |
| 电流 - 输出： | 1A |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | SC-74A，SOT-753 |
| 包装： | 标准包装 |
| 供应商设备封装： | SOT-23-5 |
| 其它名称： | SC4626HSKDKR |
SC4626
Typical Characteristics
Circuit Conditions: V OUT =1.0V (SC4626A), 1.5V (SC4626H) & 3.3V (SC4626Z);C IN = 10uF/6.3V;C OUT = 10uF/6.3V for L=2.2uH;C OUT = 22uF/6.3V for L=1uH.
Unless otherwise noted, L= 2.2uH (TOKO: 1071AS-2R2M).
Efficiency vs. Load Current (V OUT =3.3V)
100%
Efficiency
Efficiency vs. Load Current (V OUT =1.5V)
100%
V IN = 4.0V
Efficiency
95%
90%
V IN = 5.0V
95%
90%
85%
80%
75%
85%
80%
75%
V IN = 5.0V
70%
V IN = 3.3V
70%
65%
60%
V OUT = 1.50V
T A =25°C
65%
60%
V OUT = 3.30V
T A =25°C
0.0
0.2
0.4
0.6
0.8
1.0
0.0
0.2
0.4
0.6
0.8
1.0
Efficiency vs. Load Current (V IN =5.0V, V OUT =1.0V)
Efficiency vs. Load Current (V IN =5.0V, V OUT =3.3V)
Output Current (A)
Efficiency
Output Current (A)
Efficiency
100%
95%
90%
85%
L=1071AS-2R2N (50m ? _typ)
L=1071AS-1R0N (33m ? _typ)
100%
95%
90%
85%
L=1071AS-2R2N (50m ? _typ)
L=1071AS-1R0N (33m ? _typ)
80%
80%
75%
70%
L=MDT2520-CR1R0M (60m ? _typ)
V IN = 5.0V
75%
70%
L=MDT2520-CR1R0M (60m ? _typ)
V IN = 5.0V
65%
V OUT = 1.0V
T A =25°C
L=LQM2HPN1R0MG0
65%
V OUT = 3.3V
T A =25°C
L=LQM2HP1R0MG0 (55m ? _typ)
60%
60%
0.0
0.2
0.4
0.6
0.8
1.0
0.0
0.2
0.4 0.6
0.8
1.0
Total Loss vs. Load Current (V OUT =3.3V)
500
Output Current (A)
Losses
Total Loss vs. Load Current (V OUT =1.5V)
V OUT = 1.50V
T A =25°C
500
V OUT = 3.30V
T A =25°C
Output Current (A)
Losses
400
300
200
100
0
V IN = 3.3V
V IN = 5.0V
400
300
200
100
0
V IN = 5.0V
V IN = 4.0V
0.0
0.2
0.4
0.6
0.8
1.0
0.0
0.2
0.4
0.6
0.8
1.0
Output Current (A)
Output Current (A)
? 2009 Semtech Corp.
5
www.semtech.com
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SC4626SK-1.8TRT | 制造商:Semtech Corporation 功能描述: |
| SC4626SK-3.3TRT | 制造商:Semtech Corporation 功能描述: |
| SC4626XEVB | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:2.5MHz, 1A Synchronous Step Down Regulator in SOT23-5 |
| SC4626XEVB-1 | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:2.5MHz, 1A Synchronous Step Down Regulator in SOT23-5 |
| SC4626XSKTRT | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:2.5MHz, 1A Synchronous Step Down Regulator in SOT23-5 |
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