参数资料
型号: MAX1717BEEG+T
厂商: Maxim Integrated Products
文件页数: 8/33页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 24-QSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
PWM 型: 电流模式
输出数: 1
频率 - 最大: 1MHz
占空比: 100%
电源电压: 4.5 V ~ 5.5 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 24-SSOP(0.154",3.90mm 宽)
包装: 带卷 (TR)
Dynamically Adjustable, Synchronous
Step-Down Controller for Notebook CPUs
Typical Operating Characteristics (continued)
(Circuit of Figure 1, components of Table 1, V+ = +12V, V DD = V CC = SKP/ SDN = +5V, V OUT = 1.6V, T A = +25°C, unless otherwise noted.)
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
1000
1000kHz VOLTAGE POSITIONED, CIRCUIT 5,
40
40
SKIP MODE
800
I CC + I DD
600
30
20
30
20
I CC + I DD
400
200
I+
10
300kHz VOLTAGE POSITIONED,
I CC + I DD
I+
10
550kHz VOLTAGE POSITIONED,
I+
0
5
10
15
20
25
0
5
CIRCUIT 2, PWM MODE
10 15
20
25
0
5
CIRCUIT 3, PWM MODE
10 15
20
25
40
30
20
10
INPUT VOLTAGE (V)
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
I CC + I DD
I+
1000kHz VOLTAGE POSITIONED,
CIRCUIT 5, PWM MODE
A
B
INPUT VOLTAGE (V)
LOAD-TRANSIENT RESPONSE
300kHz STANDARD APPLICATION, CIRCUIT 1,
PWM MODE
A
B
INPUT VOLTAGE (V)
LOAD-TRANSIENT RESPONSE
300kHz VOLTAGE POSITIONED,
CIRCUIT 2, PWM MODE
0
5
10
15
20
25
10 μ s/div
10 μ s/div
A
B
INPUT VOLTAGE (V)
LOAD-TRANSIENT RESPONSE
550kHz VOLTAGE POSITIONED, CIRCUIT 3,
PWM MODE
5 μ s/div
A = V OUT , 50mV/div, AC-COUPLED
B = INDUCTOR CURRENT, 10A/div
A
B
A = V OUT , 50mV/div, AC-COUPLED
B = INDUCTOR CURRENT, 10A/div
LOAD-TRANSIENT RESPONSE
1000kHz +5V, CIRCUIT 4, PWM MODE
4 μ s/div
A = V OUT , 50mV/div, AC-COUPLED
B = INDUCTOR CURRENT, 10A/div
A
B
A = V OUT , 50mV/div, AC-COUPLED
B = INDUCTOR CURRENT, 10A/div
LOAD-TRANSIENT RESPONSE
1000kHz VOLTAGE POSITIONED, CIRCUIT 5,
PWM MODE
4 μ s/div
A = V OUT , 50mV/div, AC-COUPLED
B = INDUCTOR CURRENT, 10A/div
8
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