MAX17000ETG(2011) 查看數據表（PDF） - Maxim Integrated
零件编号
产品描述 (功能)
生产厂家
MAX17000ETG Datasheet PDF : 32 Pages
| |||
Complete DDR2 and DDR3 Memory
Power-Management Solution
Typical Operating Characteristics
(MAX17000 Circuit of Figure 1, VIN = 12V, VDD = VCC = 5V, SKIP = GND, TA = +25°C, unless otherwise noted.)
SMPS 1.8V EFFICIENCY
vs. LOAD CURRENT
100
STANDBY MODE
90
80
70
60
SKIP MODE
50
PWM MODE
40
30
20
10
0.01
0.1
1
LOAD CURRENT (A)
VIN = 7V
10
SMPS 1.8V EFFICIENCY
vs. LOAD CURRENT
100
STANDBY MODE
90
80
70
60
SKIP MODE
50
PWM MODE
40
30
20
10
0.01
VIN = 12V
0.1
1
10
LOAD CURRENT (A)
SMPS 1.8V EFFICIENCY
vs. LOAD CURRENT
100
90 STANDBY MODE
80
70
60
50
SKIP MODE
40
PWM MODE
30
20
10
0.01
VIN = 20V
0.1
1
10
LOAD CURRENT (A)
SMPS 1.8V OUTPUT VOLTAGE
vs. LOAD CURRENT
1.82
1.81
SKIP MODE
SMPS SWITCHING FREQUENCY
vs. LOAD CURRENT
350
300
250
SMPS VALLEY-CURRENT LIMIT
vs. INPUT VOLTAGE
10.50
RSENSE = 2mΩ
10.25
1.80
PWM MODE
1.79
1.78
0.001
VIN = 12V
0.01
0.1
1
10
LOAD CURRENT (A)
200
150
100
50
0
0
VIN = 12V
VOUT = 1.8V
2
4
6
8
10
LOAD CURRENT (A)
10.00
9.75
9.50
4
8 12 16 20 24 28
INPUT VOLTAGE (V)
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
100
NO LOAD
PWM MODE, ICC + IDD
10
PWM MODE, IIN
SKIP MODE, ICC + IDD
1 STANDBY MODE, ICC + IDD
SKIP MODE, IIN
0.1
STANDBY MODE, IIN
0.01
4
8 12 16 20 24 28
INPUT VOLTAGE (V)
PRESET 1.5V OUTPUT
VOLTAGE DISTRIBUTION
50
SAMPLE SIZE = 150
+85°C
+25°C
40
30
20
10
0
1.490
1.495 1.500 1.505
OUTPUT VOLTAGE (V)
1.510
8 _______________________________________________________________________________________
Share Link: 