参数资料
型号: NCV8570BSN28T1G
厂商: ON Semiconductor
文件页数: 13/20页
文件大小: 0K
描述: IC REG LDO 2.8V .2A 5TSOP
标准包装: 1
稳压器拓扑结构: 正,固定式
输出电压: 2.8V
输入电压: 最高 5.5V
电压 - 压降(标准): 0.12V @ 200mA
稳压器数量: 1
电流 - 输出: 200mA
电流 - 限制(最小): 200mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 6-TSOP(0.059",1.50mm 宽)5 引线
供应商设备封装: 5-TSOP
包装: 标准包装
其它名称: NCV8570BSN28T1GOSDKR
NCV8570B
TYPICAL CHARACTERISTICS
V EN = 2.5 V
V EN = 0 V
C noise = 10 nF,
T J = 25 ? C
3.75
2.5
1.25
0
12
10
8
T J = 25 ? C,
I OUT = 0 mA ? 200 mA
V OUT = 3.3 V
2.0
1.5
1.0
0.5
0.0
R RLOAD = 12 W
R RLOAD = 60 W
R RLOAD = 1.8 k W
6
4
2
V OUT = 3 V
V OUT = 1.8 V
? 0.5
0
1
2
3
4 5 6
7
8
9
10
0
0
20 40 60 80 100 120 140 160 180 200 220 240
t, TIME (ms)
Figure 39. Turn ? Off Response
V OUT = 1.8 V, C OUT = 1 m F
C noise , NOISE BYPASS CAPACITANCE (nF)
Figure 40. Turn ? On Time vs. Noise Bypass
Capacitance, C OUT = 1 m F, I OUT = 0 mA ?
200 mA
I OUT = 325 mA
Short ? Circuit
I OUT = 1 mA
C noise = 100 nF
I OUT = 1 mA
800
600
400
200
0
350
V IN = V OUT + 0.5 V,
333 C IN = C OUT = 1 m F,
C noise = 10 nF
317
V OUT = 3.3 V
4
3
2
1
0
Normal
Operation
V OUT = 0 V
V OUT = 3 V
300
283
267
V OUT = 1.8 V
? 1
0.0
0.1
0.2
0.3
0.4 0.5 0.6
0.7
0.8
0.9
1.0
250
? 40
? 20
0 20 40 60 80 100
120
t, TIME (ms)
Figure 41. Short ? Circuit Protection,
V OUT = 3 V, C OUT = 1 m F, C noise = 100 nF
400
2.00
T J , JUNCTION TEMPERATURE ( ? C)
Figure 42. Short ? Circuit Current vs. Junction
Temperature, V OUT = 1.8 V, 3.3 V
Thermal
Shutdown
I OUT = 200 mA
Normal
Operation
300
200
100
0
1.75
1.50
1.25
4.0
3.0
V OUT = 3 V
1.00
0.75
T J = 25 ? C
2.0
1.0
0
I OUT = 200 mA
C noise = 100 nF
0.50
0.25
T J = ? 40 ? C
T J = 125 ? C
I OUT = 10 mA
C noise = 100 nF
? 1.0
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0 10.0
0.00
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
V IN , INPUT VOLTAGE (V)
Figure 43. Thermal Shutdown Protection
V OUT = 3 V, C noise = 100 nF, C OUT = 1 m F
http://onsemi.com
13
V IN , INPUT VOLTAGE (V)
Figure 44. Output Voltage vs. Input Voltage,
V OUT = 1.8 V, C OUT = 1 m F
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