LTM4628
典型性能特性
1.5V负载瞬态
1.8V负载瞬态
V
OUT
100mV/DIV
2.5V负载瞬态
V
OUT
50mV/DIV
V
OUT
50mV/DIV
I
OUT
2A/DIV
100µs/DIV
4628 G07
I
OUT
2A/DIV
100µs/DIV
4628 G08
I
OUT
2A/DIV
100µs/DIV
4628 G09
12V
IN
, 1.5V
OUT
, 0A 4A的负载阶跃AT 4A / μs的
C
OUT1
4 × 100μF 6.3V X5R陶瓷1210外壳尺寸
开关频率为500kHz
C
FF
电容= 47pF的
12V
IN
, 1.8V
OUT
, 0A 4A的负载阶跃AT 4A / μs的
C
OUT1
4 × 100μF 6.3V X5R陶瓷1210外壳尺寸
开关频率为500kHz
C
FF
电容= 47pF的
12V
IN
, 2.5V
OUT
, 0A 4A的负载阶跃AT 4A / μs的
C
OUT1
, 4 × 100μF 6.3V X5R陶瓷1210外壳尺寸
开关频率为500kHz
C
FF
电容= 47pF的
3.3V负载瞬态
V
OUT
100mV/DIV
输出入门
输出入门
V
OUT
1V/DIV
5ms/DIV
V
OUT
1V/DIV
5ms/DIV
I
OUT
2A/DIV
100µs/DIV
4628 G10
输入
当前
1A/DIV
V
IN
= 12V
V
OUT
= 2.5V
I
OUT
= 0A
20ms/DIV
4628 G11
输入
当前
1A/DIV
V
IN
= 12V
V
OUT
= 2.5V
I
OUT
= 8A
20ms/DIV
4628 G12
12V
IN
, 3.3V
OUT
, 0A 4A的负载阶跃AT 4A / μs的
C
OUT1
, 4 × 100μF 6.3V X5R陶瓷1210外壳尺寸
开关频率为500kHz
C
FF
电容= 47pF的
输出短路
V
OUT
1V/DIV
5ms/DIV
V
OUT
1V/DIV
5ms/DIV
输出短路
同步跟踪
输入
当前
2A/DIV
V
IN
= 12V
V
OUT
= 2.5V
I
OUT
= 0A
50µs/DIV
4628 G13
输入
当前
2A/DIV
50µs/DIV
4628 G14
V
IN
= 12V
V
OUT
= 2.5V
I
OUT
= 8A
10ms/DIV
V
OUT1
= 1.8V AT 8A
V
OUT2
= 1.2V AT 8A
4628 G15
4628fd
6