参数资料
型号: MAX15002ATL+
厂商: Maxim Integrated Products
文件页数: 5/29页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 40-TQFNEP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
PWM 型: 电压模式
输出数: 2
频率 - 最大: 2.2MHz
电源电压: 5.5 V ~ 23 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 40-WFQFN 裸露焊盘
包装: 管件
MAX15002
Dual-Output Buck Controller with
Tracking/Sequencing
Typical Operating Characteristics
(V IN = 12V, referenced to Figure 8, T A = T J = +25°C, unless otherwise noted.)
CONVERTER 1 EFFICIENCY
CONVERTER 2 EFFICIENCY
100
vs. LOAD CURRENT
100
vs. LOAD CURRENT
1.00
CONVERTER 1 LOAD REGULATION
90
80
70
V IN = 6V
V IN = 12V
V IN = 16V
90
80
70
60
50
V IN = 6V
V IN = 12V
V IN = 16V
0.75
0.50
0.25
0
V OUT1 = 3.3V
60
40
30
-0.25
50
40
V OUT1 = 3.3V
f SW = 300kHz
20
10
0
V OUT2 = 1.8V
f SW = 300kHz
-0.50
-0.75
-1.00
0.1
1
10
100
0.1
1
10
100
0
5
10
15
1.00
LOAD CURRENT (A)
CONVERTER 2 LOAD REGULATION
5.00
LOAD CURRENT (A)
INTERNAL VOLTAGE REGULATION (REG)
10,000
LOAD CURRENT (A)
CONVERTER-SWITCHING FREQUENCY
vs. R RT
0.75
0.50
V OUT2 = 1.8V
4.99
4.98
0.25
0
-0.25
-0.50
-0.75
4.97
4.96
4.95
4.94
4.93
4.92
4.91
V IN = 12V
C REG = 2.2 μ F
1000
100
-1.00
0
5
10
15
4.90
0
20
40
60
80
100
10
0
200
400
600
800
10
8
6
4
2
0
-2
LOAD CURRENT (A)
SWITCHING FREQUENCY ACCURACY
vs. TEMPERATURE
TEMPERATURE ( ° C)
350
300
250
200
R RT (k ? )
VALLEY CURRENT-LIMIT THRESHOLD
vs. V ILIM_
-4
-6
-8
-10
f SW = 300kHz
150
100
50
-50
-25
0
25
50
75
100 125 150
500
1000
1500
2000
2500
3000
3500
Maxim Integrated
TEMPERATURE ( ° C)
V ILIM_ (mV)
5
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