参数资料
| 型号： | NCP6354BMTAATBG |
| 厂商： | ON Semiconductor |
| 文件页数： | 7/15页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ 2A 8-WDFN |
| 标准包装： | 3,000 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.6 V ~ 5.5 V |
| 输入电压： | 2.3 V ~ 5.5 V |
| PWM 型： | 电压模式 |
| 频率 - 开关： | 3MHz |
| 电流 - 输出： | 2A |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | * |
| 封装/外壳： | * |
| 包装： | * |
| 供应商设备封装： | * |
NCP6354
TYPICAL OPERATING CHARACTERESTICS
100
90
100
90
80
70
60
V IN = 5.5 V
V IN = 3.6 V
80
70
60
V IN = 4.5 V
V IN = 5.5 V
50
40
30
20
10
50
40
30
20
10
0
0
500
1000
1500
2000
0
0
500
1000
1500
2000
1.82
1.81
I OUT , OUTPUT CURRENT (mA)
Figure 9. Efficiency vs. Output Current and
Input Voltage (V OUT = 3.3 V, T A = 25 5 C)
V IN = 5.5 V
1.82
1.81
I OUT , OUTPUT CURRENT (mA)
Figure 10. Efficiency vs. Output Current and
Input Voltage (V OUT = 4 V, T A = 25 5 C)
T A = 85 ° C
1.8
V IN = 3.6 V
1.8
T A = 25 ° C
1.79
V IN = 2.7 V
1.79
T A = ? 40 ° C
1.78
0
200 400 600 800 1000 1200 1400 1600 1800 2000
1.78
0
200 400 600 800 1000 1200 1400 1600 1800 2000
I OUT , OUTPUT CURRENT (mA)
Figure 11. Load Regulation vs. Output Current
and Input Voltage (V OUT = 1.8 V, T A = 25 5 C)
I OUT , OUTPUT CURRENT (mA)
Figure 12. Load Regulation vs. Output Current
and Temperature (V IN = 3.6 V, V OUT = 1.8 V)
V OUT
5 mV/Div
3 mV
? 70 mV
V OUT
100 mV/Div
100 mV
SW
2 V/Div
1500 mA
I OUT 1 A/Div
SW 2 V/Div
500 mA
Time: 200 ns/Div
Figure 13. Output Ripple Voltage (V IN = 3.6 V,
V OUT = 1.8 V, I OUT = 1 A, L=1.0 m H, C OUT = 10 m F)
Time: 20 m s/Div
Figure 14. Load Transient Response (V IN = 3.6 V, V OUT
= 1.8 V, I OUT = 500 mA to 1500 mA, L = 1.0 m H,
C OUT = 10 m F)
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