参数资料
型号: MIC9131YQS
厂商: Micrel Inc
文件页数: 3/19页
文件大小: 0K
描述: IC CTRLR DC-DC PWM HV HS 16-QSOP
标准包装: 98
应用: 控制器,电信
输入电压: 9 V ~ 18 V
输出数: 1
输出电压: 4.7 V ~ 5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-QSOP
包装: 管件
MIC9131
Absolute Maximum Ratings (Note 1)
Line Input Voltage (V LINE ) ......................................... +190V
V CC Input Voltage (V CC ) .............................................. +19V
Current Sense Input Voltage (V ISNS ) .............. –0.3 to +5.3V
Enable Voltage (V EN ) ............................ –0.3 to V CC + 0.3V
Feedback Input Voltage (V FB ) ........................ –0.3 to +5.3V
Sync Input Voltage (V SYNC ) ............................ –0.3 to +5.3V
Soft-Start Voltage (V SS ) .................................. –0.3 to +5.3V
UVLO Voltage (V UVLO ) ................................... –0.3 to +5.3V
Storage Temperature (T S ) ........................ –65°C to +150°C
Power Dissipation (P D ) ........................................................
16-pin SOP ...................................400mW @ T A = +85°C
16-pin QSOP ................................245mW @ T A = +85°C
ESD Rating, Note 3
Micrel, Inc.
Operating Ratings (Note 2)
Line Input Voltage (V LINE ) .................V CC to +180V, Note 4
V CC Input Voltage (V CC ) .................................. +9V to +18V
Junction Temperature Range (T J ) ............ –40°C to +125°C
Package Thermal Resistance
16-pin SOP (θ JA ) .............................................. 100°C/W
16-pin QSOP (θ JA ) ............................................ 163°C/W
Electrical Characteristics
T A = 25°C, V LINE = 48V, V CC = 10V, R t = 9.47KΩ, C t = 470pF, R BIAS = 562kΩ, V EN = 10V, V ISNS = 0V, V UVLO = 2V , V SYNC = 0V, unless
otherwise noted. Bold values indicate –40 °C ≤T J ≤ +125°C.
Parameter                      Condition                                                 Min    Typ    Max   Units
Bias Regulator
Output Voltage
Line Regulation
Load Regulation
Oscillator Section
Initial Accuracy (f OSC )
Oscillator Output Frequency
Maximum Duty Cycle
Voltage Stability (Δf/f)
Temperature Stability
ppm/°C
Maximum Sync Frequency
I VBIAS = 0mA; V OSC = 0V (Oscillator OFF)
9V ≤ V CC ≤18V, I VBIAS = 0mA; V OSC = 0V
0mA ≤ I VBIAS ≤ 5mA; V OSC = 0V
R t = 9.47KΩ, C t = 470pF
9V ≤ V CC ≤18V
–40°C ≤ T J ≤ 125°C
Note 5
4.7
4.6
180
4.85
24
5
200
f OSC/4
75
2.5
100
6
5.0
5.1
40
30
220
V
V
mV
mV
kHz
kHz
%
%
MHz
Sync Threshold Level
Sync Hysteresis
Sync Minimum Pulse Width
Error Amp Section
2.5
0.7
50
V
V
ns
FB Voltage
V COMP = V FB
2.475
2.45
2.5
2.525
2.55
V
Open Loop Voltage Gain, A VOL
Unity Gain Bandwidth
90
4
dB
MHz
PSRR
COMP Sink Current
COMP Source Current
V COMP Low
V COMP High
Input Bias Current (I FB )
Slew Rate
9V ≤ V CC ≤ 18V
V FB = 2.7V; V COMP = 5V
V FB = 2.3V; V COMP = 0V
V FB = 2.7V; I COMP = –50μA
V FB = 2.3V; I COMP = +500μA
V FB = V COMP
SINK
80
1
3.5
60
100
2.5
115
4
160
1.5
300
dB
μA
mA
mV
V
nA
V/μs
August 2006
SOURCE
3
1.5
V/μs
M9999-080206
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