参数资料
型号: MIC2150YML TR
厂商: Micrel Inc
文件页数: 7/27页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 24MLF
标准包装: 1
PWM 型: 电流/电压模式
输出数: 2
频率 - 最大: 550kHz
占空比: 80%
电源电压: 4.5 V ~ 14.5 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 24-VFQFN 裸露焊盘,24-MLF?
包装: 标准包装
其它名称: 576-3746-6
Micrel, Inc.
Typical Characteristics
MIC2150
230
CS Pin Current Source
vs V
IN
220
CS Pin Source Current
vs Temperature
V IN = 14.5V
120
Input Current
vs. Input Voltage
EN = 0
220
210
200
190
180
210
200
190
180
170
100
80
60
40
20
0
0
170
2
4
6
8
10 12 14 16
160
0
5 10
15
V IN (V)
TEMPERATURE (°C)
INPUT VOLTAGE (V)
V = 7V
8
7
6
5
4
3
Input Current
vs. Input Voltage
ENABLED
EN = 2.5V
EN = 1.5V
5.2
5.1
5
4.9
4.8
4.7
VDD Regulator
vs. Temperature
IN
V IN = 6V
V IN = 5V
1.20
1.15
1.10
1.05
1.00
0.95
CH1 Enable Thresholds
vs. Input Voltage
CH1 On
CH1 Off
2
4.6
0.90
0
0
1
0
5 10 15 20
4.5 I
4.4
VDD
= -50mA
0.85
0.80
2
4 6 8 10 12 14 16
INPUT VOLTAGE (V)
TEMPERATURE (°C)
INPUT VOLTAGE (V)
2.30
2.20
2.10
2.00
1.90
CH2 Enable Thresholds
vs. Input Voltage
CH2 On
CH2 Off
130%
128%
126%
124%
122%
120%
118%
116%
OVP Threshold
vs. Reaction Time
93%
91%
89%
87%
85%
Power Good Thresholds
vs. Input Voltage
PG HIGH
PG LOW
1.80
114%
112%
83%
0
1
0
1.70
2
4 6 8 10 12 14 16
110%
10 100
1000
81%
2
4 6 8 10 12 14 16
INPUT VOLTAGE (V)
T PULSE (μs)
INPUT VOLTAGE (V)
V = 5V
95%
90%
85%
80%
Efficiency
vs. Output Current
IN
V IN = 9V
V IN = 12V
95%
90%
85%
80%
Efficiency
vs. Output Current
V IN = 7V
V IN = 11V
90%
80%
70%
60%
50%
Max. Duty Cycle
vs. V
SS
75%
70%
75%
70%
40%
30%
20%
0
V = 1.8V
0
65%
60%
OUT
5 10 15 20
65%
60%
V OUT = 3.3V
5 10 15 20
10%
0%
OUTPUT CURRENT (A)
August 2009
OUTPUT CURRENT (A)
7
V SS (V)
M9999-082809-A
(408) 944-0800
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