参数资料
型号: MAX8792EVKIT+
厂商: Maxim Integrated Products
文件页数: 7/28页
文件大小: 0K
描述: KIT EVAL FOR MAX8792
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
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: 1.5V
电流 - 输出: 10A
输入电压: 7 ~ 20 V
稳压器拓扑结构: 降压
频率 - 开关: 300kHz
板类型: 完全填充
已供物品:
已用 IC / 零件: MAX8792
Single Quick-PWM Step-Down
Controller with Dynamic REFIN
Typical Operating Characteristics (continued)
(MAX8792 Circuit of Figure 1, V IN = 12V, V DD = 5V, SKIP = GND, R TON = 200k Ω , T A = +25°C, unless otherwise noted.)
1.05V OUTPUT EFFICIENCY
vs. LOAD CURRENT
1.05V OUTPUT EFFICIENCY
vs. LOAD CURRENT
1.05V OUTPUT VOLTAGE
vs. LOAD CURRENT
100
90
80
7V
100
90
80
SKIP MODE
1.07
1.06
LOW-NOISE
70
20V
12V
70
MODE
60
60
PWM MODE
1.05
SKIP MODE
50
50
40
40
LOW-NOISE
1.04
30
SKIP MODE
30
MODE
PWM MODE
PWM MODE
20
20
1.03
0.01
0.1
1
10
0.01
0.1
1
10
0
2
4
6
8
10
350
LOAD CURRENT (A)
SWITCHING FREQUENCY
vs. LOAD CURRENT
330
LOAD CURRENT (A)
PWM MODE SWITCHING FREQUENCY
vs. INPUT VOLTAGE
300
LOAD CURRENT (A)
SWITCHING FREQUENCY
vs. TEMPERATURE
300
PWM MODE
320
310
I LOAD = 5A
I LOAD = 10A
250
300
290
200
150
290
280
100
50
LOW-NOISE
MODE
SKIP MODE
270
260
250
NO LOAD
280
I LOAD = 5A
0
240
270
0.01
0.1
1
10
6
10
14
18
22
-40
-20
0
20
40
60
80
100
13.6
LOAD CURRENT (A)
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE
20
INPUT VOLTAGE (V)
MAXIMUM OUTPUT CURRENT
vs. TEMPERATURE
16
TEMPERATURE ( ° C)
NO-LOAD SUPPLY CURRENT I BIAS
vs. INPUT VOLTAGE
13.5
13.4
13.3
19
18
17
16
15
WITHOUT TEMPERATURE
COMPENSATION
R4 = R5 = 49.9k Ω
WITH
14
12
10
8
PWM MODE
13.2
14
TEMPERATURE
COMPENSATION
6
13.1
13
(FIGURE 1)
4
LOW-NOISE MODE
12
13.0
12.9
11
10
2
0
SKIP MODE
6
9
12
15
18
21
24
-40
-20
0
20
40
60
80
100
6
9
12
15
18
21
24
INPUT VOLTAGE (V)
TEMPERATURE ( ° C)
INPUT VOLTAGE (V)
_______________________________________________________________________________________
7
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