参数资料
型号: ISL8013EVAL2Z
厂商: Intersil
文件页数: 11/17页
文件大小: 0K
描述: EVALUATION BOARD FOR ISL8013
标准包装: 1
主要目的: DC/DC,步降
输出及类型: 1,非隔离
输出电压: 1.8V
电流 - 输出: 3A
输入电压: 2.7 ~ 5.5 V
稳压器拓扑结构: 降压
频率 - 开关: 1MHz
板类型: 完全填充
已供物品:
已用 IC / 零件: ISL8013
ISL8013
Typical Operating Performance
EN 5V/DIV
(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) . (Continued)
EN 5V/DIV
V OUT 0.5V/DIV
V OUT 0.5V/DIV
IL 1A/DIV
IL 1A/DIV
PG 5V/DIV
FIGURE 27. SOFT-START AT FULL LOAD
LX 2V/DIV
PG 5V/DIV
FIGURE 28. SOFT-DISCHARGE SHUTDOWN
LX 2V/DIV
IL 1A/DI V
SYNCH 2V/DIV
V OUT RIPPLE 20mV/DIV
IL 1A/DI V
FIGURE 29. STEADY STATE OPERATION AT NO LOAD
WITH FREQUENCY = 2MHz
LX 2V/DIV
SYNCH 2V/DIV
V OUT RIPPLE 20mV/DIV
FIGURE 30. STEADY STATE OPERATION AT FULL
LOAD WITH FREQUENCY = 2MHz
LX 2V/DIV
IL 1A/DIV
SYNCH 2V/DIV
SYNCH 2V/DIV
V OUT RIPPLE 20mV/DIV
IL 1A/DIV
FIGURE 31. STEADY STATE OPERATION AT NO LOAD
WITH FREQUENCY = 4MHz
11
V OUT RIPPLE 20mV/DIV
FIGURE 32. STEADY STATE OPERATION AT FULL
LOAD (PWM) WITH FREQUENCY = 4MHz
FN6309.3
November 23, 2009
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