参数资料
型号: MAX1545ETL+T
厂商: Maxim Integrated Products
文件页数: 12/43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.)
1.00V LOAD TRANSIENT
(10A TO 30A LOAD)
MAX1519 toc22
OFFSET TRANSITION
MAX1519 toc23
30A
10A
1.0V
A
B
0.2V
0V
1.5V
A
B
10A
0A
C
5A
C
10A
0A
20 μ s/div
A. LOAD CURRENT, (I LOAD = 10A TO 30A), 25A/div
B. OUTPUT VOLTAGE (1.00V NO LOAD), 50mV/div
C. I L1 , 10A/div
D. I L2 , 10A/div
D
5A
20 μ s/div
A. V OFS = 0 TO 200mV, 0.2V/div
B. V OUT = 1.500V TO 1.475V, 20mV/div
C. I L1 , 10A/div
D. I L2 , 10A/div
D
10A LOAD
SUSPEND TRANSITION
(DUAL-PHASE PWM OPERATION)
MAX1519 toc24
SUSPEND TRANSITION
(SINGLE-PHASE SKIP OPERATION)
MAX1519 toc25
3.3V
0V
1.5V
1.0V
A
B
3.3V
0V
1.5V
1.0V
A
B
10A
2.5A
C
0A
C
2.5A
D
10A
D
0A
40 μ s/div
A. SUS, 5V/div
B. V OUT = 1.5V TO 1.0V, 0.5V/div
C. I L1 , 10A/div
D. I L2 , 10A/div
5A LOAD, SKIP = V CC , R TIME = 64.9k Ω
100 μ s/div
A. SUS, 5V/div
B. V OUT = 1.5V TO 1.0V, 0.5V/div
C. I L1 , 10A/div
D. I L2 , 10A/div
5A LOAD, C OUT = (4) 680 μ F, SKIP = SUS, R TIME = 64.9k Ω
12
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