参数资料
型号: MAX5038EAI33+T
厂商: Maxim Integrated Products
文件页数: 7/26页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 28-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
PWM 型: 电流模式
输出数: 1
频率 - 最大: 1MHz
占空比: 90%
电源电压: 4.75 V ~ 28 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
包装: 带卷 (TR)
Dual-Phase, Parallelable, Average Current-Mode
Controllers
Typical Operating Characteristics (continued)
(Circuit of Figure 1, T A = +25°C, unless otherwise noted.)
PLL LOCKING TIME
HIGH-SIDE DRIVER (DH_)
SINK AND SOURCE CURRENT
MAX5038/41 toc19
LOW-SIDE DRIVER (DL_)
SINK AND SOURCE CURRENT
MAX5038/41 toc20
CLKOUT
5V/div
250kHz TO 350kHz AND
350kHz TO 250kHz MAX5038/41 toc21
350kHz
DH_
1.6A/div
DL_
1.6A/div
PLLCMP
200mV/div
250kHz
0
V IN = +12V
C DH_ = 22nF
100ns/div
PLL LOCKING TIME
250kHz TO 500kHz AND
V IN = +12V
C DL_ = 22nF
100ns/div
PLL LOCKING TIME
250kHz TO 150kHz AND
V IN = +12V
NO LOAD
100 μ s/div
HIGH-SIDE DRIVER (DH_)
500kHz TO 250kHz MAX5038/41 toc22
150kHz TO 250kHz MAX5038/41 toc23
RISE TIME
MAX5038/41 toc24
CLKOUT
5V/div
CLKOUT
5V/div
PLLCMP
250kHz
DH_
2V/div
500kHz
200mV/div
PLLCMP
200mV/div
0
250kHz
V IN = +12V
NO LOAD
0
V IN = +12V
NO LOAD
150kHz
V IN = +12V
C DH_ = 22nF
100 μ s/div
HIGH-SIDE DRIVER (DH_)
100 μ s/div
LOW-SIDE DRIVER (DL_)
40ns/div
LOW-SIDE DRIVER (DL_)
FALL TIME
MAX5038/41 toc25
RISE TIME
MAX5038/41 toc26
FALL TIME
MAX5038/41 toc27
V IN = +12V
C DH_ = 22nF
40ns/div
DH_
2V/div
V IN = +12V
C DL_ = 22nF
40ns/div
DL_
2V/div
V IN = +12V
C DL_ = 22nF
40ns/div
DL_
2V/div
_______________________________________________________________________________________
7
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