参数资料
型号: MAX797CSE+T
厂商: Maxim Integrated Products
文件页数: 6/32页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 16-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
PWM 型: 电流模式,混合
输出数: 1
频率 - 最大: 330kHz
占空比: 96%
电源电压: 4.5 V ~ 30 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 70°C
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
包装: 带卷 (TR)
Step-Down Controllers with
Synchronous Rectifier for CPU Power
_____________________________________Typical Operating Circuits (continued)
FROM
INPUT 6V TO 30V
SHDN
V+
SECFB
FB
REF
VL
–5V
OUTPUT
MAX799
DH
BST
+5V
OUTPUT
LX
DL
SS
REF
GND
PGND
CSH
CSL
SYNC
__________________________________________Typical Operating Characteristics
(T A = +25°C, unless otherwise noted.)
EFFICIENCY
vs. LOAD CURRENT, 5V/3A CIRCUIT
EFFICIENCY
vs. LOAD CURRENT, 3.3V/3A CIRCUIT
EFFICIENCY
vs. LOAD CURRENT, 3.3V/10A CIRCUIT
100
V IN = 6V
100
V IN = 5V
100
SKIP = LOW
90
V IN = 30V
90
V IN = 12V
90
80
80
80
V IN = 30V
70
SKIP = HIGH
70
70
60
60
STANDARD MAX797 5V/3A
CIRCUIT, FIGURE 1
f = 300kHz
60
STANDARD MAX797 3.3V/3A
CIRCUIT, FIGURE 1
f = 300kHz
50
STANDARD MAX797 3.3V/10A
CIRCUIT, FIGURE 1
f = 300kHz
V IN = 5V
50
50
40
0.001
0.01
0.1
1
10
0.001
0.01
0.1
1
10
0.1
1
10
LOAD CURRENT (A)
LOAD CURRENT (A)
LOAD CURRENT (A)
6
_______________________________________________________________________________________
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