参数资料
型号: MAX1626ESA-T
厂商: Maxim Integrated Products
文件页数: 5/16页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 8-SOIC
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: 300kHz
占空比: 100%
电源电压: 3 V ~ 16.5 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: 8-SOIC(0.154",3.90mm 宽)
包装: 带卷 (TR)
5V/3.3V or Adjustable, 100% Duty-Cycle,
High-Efficiency, Step-Down DC-DC Controllers
____________________________Typical Operating Characteristics (continued)
(Circuit of Figure 1, T A = +25°C, unless otherwise noted.)
1.310
REFERENCE OUTPUT VOLTAGE
vs. TEMPERATURE
MAX1626 SHUTDOWN RESPONSE TIME
AND SUPPLY CURRENT
1.305
1.300
1.295
I REF = 0 μ A
I REF = 10 μ A
A
B
I REF = 50 μ A
1.290
1.285
I REF = 100 μ A
C
1.280
-60 -40 -20 0
20 40 60 80 100 120 140
500 μ s/div
TEMPERATURE (°C)
V+ = 8V, V OUT = 5V, LOAD = 1A
A: OUT, 2V/div
B: SUPPLY CURRENT, 1A/div
C: SHDN, 5V/div
A
B
MAX1626 LOAD-TRANSIENT RESPONSE
100 μ s/div
V+ = 8V, V OUT = 3.3V, LOAD = 30mA to 2A
A: OUT, 50mV/div, 3.3V DC OFFSET
B: LOAD CURRENT, 1A/div
A
B
MAX1626 LINE-TRANSIENT RESPONSE
5ms/div
V OUT = 5V, LOAD = 1A, C IN = 33 μ F
A: OUT, 100mV/div, 5V DC OFFSET
B: V+ 6V to 12V, 2V/div
A
B
LINE-TRANSIENT RESPONSE
FROM 100% DUTY CYCLE
5ms/div
V OUT = 3.3V, LOAD = 1A, C IN = 47 μ F
A: OUT, 100mV/div, 3.3V DC OFFSET
B: V+ 3.3V to 15V, 5V/div
_______________________________________________________________________________________
5
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