参数资料
型号: ISL8013IRZ
厂商: Intersil
文件页数: 7/17页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 3A 16QFN
产品培训模块: ISL8013/4 Synchronous Buck Regulators
标准包装: 75
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: 1MHz
电流 - 输出: 3A
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: 16-VQFN 裸露焊盘
包装: 管件
供应商设备封装: 16-QFN(4x4)
产品目录页面: 1248 (CN2011-ZH PDF)
ISL8013
Typical Operating Performance
100
90
(Unless otherwise noted, operating conditions are: T A = +25°C,
V VIN = 2.5V to 5.5V, EN = V IN , SYNCH = 0V, L = 1.5μH,
C 1 = 2x22μF, C 2 = 2x22μF, I OUT = 0A to 3A) .
100
90
80
70
2.5V OUT-PWM
1.8V OUT-PWM
1.5V OUT-PWM
1.2V OUT-PWM
80
70
2.5V OUT-PFM
1.8V OUT-PFM 1.5V OUT-PFM
1.2V OUT-PFM
60
50
60
50
40
0.0
0.5
1.0
1.5
2.0
2.5
3.0
40
0.0
0.1
0.2
0.3 0.4 0.5 0.6 0.7
0.8
0.9
1.0
OUTPUT LOAD (A)
FIGURE 3. EFFICIENCY vs LOAD (1MHz 3.3 V IN PWM)
100
90
OUTPUT LOAD (A)
FIGURE 4. EFFICIENCY vs LOAD (1MHz 3.3 V IN PFM)
100
90
1.8V OUT-PWM 1.5V OUT-PWM
1.5V OUT-PFM
80
70
60
2.5V OUT-PWM
3.3V OUT-PWM 1.2V OUT-PWM
80
70
60
2.5V OUT-PFM
3.3V OUT-PFM
1.8VOUT-PFM
1.2V OUT-PFM
50
50
40
0.0
0.5
1.0
1.5
2.0
2.5
3.0
40
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
OUTPUT LOAD (A)
FIGURE 5. EFFICIENCY vs LOAD (1MHz 5V IN PWM)
2.00
1.75
1.50
1.25
1.00
OUTPUT LOAD (A)
FIGURE 6. EFFICIENCY vs LOAD (1MHz 5V IN PFM)
125
100
75
0.75
0.50
0.25
3.3V IN-PFM 5V IN-PFM
5V IN-PWM
3.3V IN-PWM
50
25
0.00
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0
2.0
2.5
3.0
3.5 4.0
4.5
5.0
5.5
OUTPUT LOAD (A)
FIGURE 7. POWER DISSIPATION vs LOAD (1MHz,
V OUT = 1.8V)
7
V IN (V)
FIGURE 8. POWER DISSIPATION WITH NO LOAD vs
V IN (PWM V OUT = 1.8V)
FN6309.3
November 23, 2009
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