参数资料
型号: ISL9112IRT7Z-T7A
厂商: Intersil
文件页数: 8/20页
文件大小: 0K
描述: IC REG BUCK BOOST SYNC 5V 12TDFN
标准包装: 1
类型: 降压(降压),升压(升压)
输出类型: 固定
输出数: 1
输出电压: 5V
输入电压: 1.8 V ~ 5.5 V
PWM 型: 电压模式
频率 - 开关: 2.5MHz
电流 - 输出: 1.2A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 12-WFDFN 裸露焊盘
包装: 标准包装
供应商设备封装: 12-TDFN-EP(3x3)
其它名称: ISL9112IRT7Z-T7ADKR
ISL9110, ISL9112
Typical Performance Curves
100
100
95
V IN = 3V
V IN = 4V
V IN = 4.5V
95
V IN = 4.5V
90
90
85
V IN = 2V
85
V IN = 5V
V IN = 4V
V IN = 2V
80
75
V IN = 5V
V IN = 2.5V
80
75
V IN = 3V
V IN = 2.5V
V OUT = 2.0V
70
0.01
0.05
0.25
1.25
V OUT = 3.3V
70
0.01
0.05
0.25
1.25
I OUT (A)
FIGURE 3. EFFICIENCY vs OUTPUT CURRENT, V OUT = 2V
I OUT (A)
FIGURE 4. EFFICIENCY vs OUTPUT CURRENT, V OUT = 3.3V
100
V IN = 5V
V IN = 4V
2.5
V OUT = 2V
95
2.0
90
85
V IN = 4.5V
V IN = 2V
1.5
V OUT = 3.3V
80
75
V IN = 2.5V
V IN = 3V
1.0
0.5
V OUT = 5V
V OUT = 4.0V
70
0.01
0.05
0.25
1.25
0.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
9
8
I OUT (A)
FIGURE 5. EFFICIENCY vs OUTPUT CURRENT, V OUT = 4V
V IN (V)
FIGURE 6. MAXIMUM OUTPUT CURRENT vs INPUT VOLTAGE
60
55
7
+25°C
+85°C
50
+25°C
+85°C
45
6
40
5
-40°C
0°C
35
-40°C
0°C
V OUT = 3.3V
4
1.5 2.0 2.5
3.0
3.5
4.0
4.5
5.0
5.5
V OUT = 3.3V
30
1.5 2.5
3.5
4.5
5.5
V IN (V)
FIGURE 7. PWM MODE QUIESCENT CURRENT, V OUT = 3.3V,
NO LOAD
8
V IN (V)
FIGURE 8. PFM MODE QUIESCENT CURRENT, V OUT = 3.3V,
NO LOAD
FN7649.2
July 13, 2012
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