参数资料
型号: MIC2186YM
厂商: Micrel Inc
文件页数: 3/15页
文件大小: 0K
描述: IC REG CTRLR BST FLYBK CM 16SOIC
标准包装: 48
PWM 型: 电流模式
输出数: 1
频率 - 最大: 440kHz
占空比: 85%
电源电压: 2.9 V ~ 14 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: 16-SOIC(0.154",3.90mm 宽)
包装: 管件
产品目录页面: 1092 (CN2011-ZH PDF)
其它名称: 576-1715-5
MIC2186YM-ND
MIC2186
Absolute Maximum Ratings (Note 1)
Supply Voltage (V IN A, V IN P) ......................................... 15V
Digital Supply Voltage (V DD ) ........................................... 7V
SKIP Pin Voltage (V SKIP ) ................................. –0.3V to 7V
Max Duty Cycle Pin Voltage (V HIDC ) ................ –0.3V to 7V
Frequency Divider Pin Voltage (V FREQ/2 ) ........ –0.3V to 7V
Sync Pin Voltage (V SYNC ) ................................ –0.3V to 7V
Micrel, Inc.
Operating Ratings (Note 2)
Supply Voltage (V IN A, V IN P) ........................ +2.9V to +14V
Operating Ambient Temperature ......... –40 ° C ≤ T A ≤ +85 ° C
Junction Temperature ....................... –40 ° C ≤ T J ≤ +125 ° C
PackageThermal Resistance
θ JA 16-lead SOP ............................................... 100 ° C/W
θ JA 16-lead QSOP ............................................. 163 ° C/W
Comp Pin Voltage (V COMP ) .............................. –0.3V to 3V
Feedback Pin Voltage (V FB ) ............................ –0.3V to 3V
Enable Pin Voltage (V EN/UVLO ) ...................... –0.3V to 15V
Current Sense Voltage (V CSH ) ......................... –0.3V to 1V
Power Dissipation (P D )
16 lead SOP .............................. 400mW @ T A = 85 ° C
16 lead QSOP ........................... 245mW @ T A = 85 ° C
Ambient Storage Temp ............................ –65 ° C to +150 ° C
ESD Rating (Note 3)
Electrical Characteristics
V IN A = 5V, V IN P = V OUT = 12V, SKIP = 0V, FREQ/2 = 0V, HiDC = 3V, V CSH = 0V, T J = 25 ° C, unless otherwise specified. Bold values
indicate –40 ° C < T J < +125 ° C.
Parameter
Condition
Min
Typ
Max
Units
Regulation
Feedback Voltage Reference
( ± 1%)
( ± 2%)
3V ≤ V IN A ≤ 9V; 0mV ≤ CSH ≤ 75mV; ( ± 3%)
1.233
1.220
1.208
1.245
1.245
1.258
1.270
1.282
V
V
V
Feedback Bias Current
50
nA
Output Voltage Line Regulation
Output Voltage Load Regulation
3V ≤ V IN A ≤ 9V
0mV ≤ CSH ≤ 75mV
+0.08
–1.2
%/V
%
Input & V DD Supply
V IN A Input Current, PWM mode
V IN P Input Current, PWM mode
V IN A Input Current, SKIP mode
V SKIP = 0V
V SKIP = 0V (excluding external MOSFET gate current)
V SKIP = 5V
0.7
2.8
0.6
mA
mA
mA
Shutdown Quiescent Current
VEN/UVLO = 0V; (I VINA + I VINP )
0.5
5
μ A
Digital Supply Voltage (VDD)
Digital Supply Load Regulation
Undervoltage Lockout
I L = 0
I L = 0 to 0.5mA
V DD upper threshold (turn on threshold)
2.82
2.9
3.0
0.03
2.75
3.18
V
V
V
Reference Output (V REF )
V DD lower threshold (turn off threshold)
2.65
V
Reference Voltage
Reference Voltage Line
( ± 1.5%)
( ± 2.5%)
5V < VinA < 9V
1.226
1.213
1.245
2
1.264
1.276
V
V
mV
Regulation
Reference Voltage Load
0 < I REF < 100 μ A
1
mV
Regulation
April 2005
3
M9999-042205
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