参数资料
型号: MIC2169BYMME
厂商: Micrel Inc
文件页数: 4/25页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM VM 10-MSOP
特色产品: MIC2169B Buck Control IC
标准包装: 100
PWM 型: 电压模式
输出数: 1
频率 - 最大: 550kHz
占空比: 92%
电源电压: 3 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 ~ 85°C
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)裸露焊盘
包装: 管件
产品目录页面: 1092 (CN2011-ZH PDF)
其它名称: 576-3545-5
Micrel, Inc.
Absolute Maximum Ratings (1)
Supply Voltage (V IN ) ...................................... -0.3V to 15.5V
Booststrapped Voltage (V BST ) .................... -0.3V to V IN +6V
VSW .............................................................. -0.3V to 15.5V
CS ............................................................................15.25V
LSD,FB............................................................... -0.3V to 6V
Storage Temperature (T S )..........................-65°C to +150°C
Peak Reflow Temperature (10 to 20 sec) ................ +260°C
ESD (HBM) (3) ................................................................. 2kV
ESD (MM).....................................................................200V
MIC2169B
Operating Ratings (2)
Supply Voltage (V IN )...................................... +3V to +14.5V
Ambient Temperature (T A ) ...........................-40°C to +85°C
Junction Temperature (T J ) ..........................-40°C to+125°C
Junction Thermal Resistance
ePad MSOP ( θ JA )............................................76.7°C/W
ePad MSOP ( θ JC ) .............................................9.6°C/W
MSOP ( θ JA ) ......................................................130°C/W
MSOP ( θ JC ).....................................................42.6°C/W
Output Voltage Range............................. 0.8V to V IN × D MAX
Electrical Characteristics (4)
T J = 25°C, V IN = 5V; Bold values indicate –40°C ≤ T J ≤ +125°C; unless otherwise specified.
Parameter
Feedback Voltage Reference
Feedback Voltage Reference
Feedback Bias Current
Condition
(±1%)
(±2% over temp)
Min
0.792
0.784
Typ
0.8
0.8
150
Max
0.808
0.816
350
Units
V
V
nA
Output Voltage Line
Regulation
Output Voltage Load
Regulation
0.03
0.5
%/V
%
Output Voltage Total
Regulation
3V ≤ V IN ≤ 14.5V; 1A ≤ I OUT ≤ 10A; (V OUT = 2.5V) (4)
0.6
1.5
%
Oscillator Section
Oscillator Frequency
Maximum Duty Cycle
450
92
500
550
kHz
%
Minimum On-Time
(5)
30
60
ns
Input and V DD Supply
PWM Mode Supply Current
Shutdown Quiescent Current
V COMP Shutdown Threshold
V COMP Shutdown Blanking
Period
V CS = V IN –0.25V; V FB = 0.7V (output switching but
excluding external MOSFET gate current.)
V COMP /EN = 0V
C COMP = 100nF
0.1
1.5
50
0.25
675
3
150
0.35
mA
μA
V
μ s
Digital Supply Voltage (V DD )
V IN ≥ 6V
4.7
5
5.3
V
April 2010
4
M9999-041210-B
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