参数资料
型号: ISL8011IRZ-T
厂商: Intersil
文件页数: 4/10页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 1.2A 10DFN
标准包装: 6,000
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.8 V ~ 5.5 V
输入电压: 2.7 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 1.6MHz
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: 10-VFDFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 10-DFN(3x3)
ISL8011
Typical Operating Performance
7
V O = 2.8V
6
5
4
3
2
1
(Continued)
1.605
1.600
1.595
1.590
1.585
1.580
1.575
0
2.9
3.4
3.9
4.4
4.9
5.4
1.570
2.7
3.2
3.7
4.2
4.7
5.2
1.610
V IN VOLTAGE RANGE (2.9V to 5.5V)
FIGURE 3. I Q vs V IN
1.610
V IN (V)
FIGURE 4. SWITCHING FREQUENCY vs V IN
1.608
1.605
1.606
1.600
1.604
1.602
1.595
1.600
2.7
3.7
4.7
5.7
1.590
0
200
400
600
800
1000
V IN (V)
FIGURE 5. LINE REGULATION (IO = 1A)
EN
I O (mA)
FIGURE 6. LOAD REGULATION (V IN = 3.6V)
V OUT
V PHASE
V OUT
I L
I L
FIGURE 7. SOFT-START
4
FIGURE 8. STEADY-STATE (V IN = 3.6V; V O = 1.6V; I O = 1A)
FN9254.2
August 4, 2009
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