参数资料
型号: MAX1545ETL+T
厂商: Maxim Integrated Products
文件页数: 11/43页
文件大小: 0K
描述: IC QUICK-PWM DUAL-PHASE 40-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: Quick-PWM™
应用: 控制器,Intel Pentium? IV
输入电压: 2 V ~ 28 V
输出数: 1
输出电压: 0.6 V ~ 1.85 V
工作温度: -40°C ~ 100°C
安装类型: 表面贴装
封装/外壳: 40-WFQFN 裸露焊盘
供应商设备封装: 40-TQFN-EP(6x6)
包装: 带卷 (TR)
Dual-Phase, Quick-PWM Controllers for
Programmable CPU Core Power Supplies
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V IN = 12V, V CC = V DD = 5V, SHDN = SKIP = V CC , D0–D4 set for 1.5V (SUS = GND), S0–S1 set
for 1V (SUS = V CC ), OFS = GND, T A = +25°C, unless otherwise specified.)
5V
0V
2V
POWER-UP SEQUENCE
MAX1519 toc18
A
5V
0V
1.5V
0V
SOFT-START
MAX1519 toc19
A
B
1V
B
0V
10A
C
5V
C
0A
D
0V
0A
1ms/div
A. SHDN, 5V/div
B. 1.5V OUTPUT, 1V/div
C. VROK, 5V/div
R TIME = 64.9k Ω
SOFT-SHUTDOWN
MAX1519 toc20
100 μ s/div
A. SHDN, 5V/div
B. 1.5V OUTPUT, 1V/div
C. I L1 , 10A/div
D. I L2 , 10A/div
R LOAD = 75m Ω , R TIME = 64.9k Ω
1.50V LOAD TRANSIENT
(10A TO 50A LOAD)
MAX1519 toc21
5V
0V
1.5V
A
B
50A
10A
1.5V
A
B
0V
20A
10A
C
20A
10A
0A
C
0A
200 μ s/div
A. SHDN, 5V/div
B. 1.5V OUTPUT, 1V/div
C. I L1 , 10A/div
D. I L2 , 10A/div
R LOAD = 75m Ω , R TIME = 64.9k Ω
D
0A
20 μ s/div
A. LOAD CURRENT, (I LOAD = 10A TO 50A), 50A/div
B. OUTPUT VOLTAGE (1.5V NO LOAD), 100mV/div
C. I L1 , 10A/div
D. I L2 , 10A/div
D
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