参数资料
型号: MIC2810-1JGMYML TR
厂商: Micrel Inc
文件页数: 4/18页
文件大小: 508K
描述: IC REG TRPL BUCK/LINEAR 16MLF
标准包装: 5,000
拓扑: 降压(降压)(1),线性(LDO)(2)
功能: 任何功能
输出数: 3
频率 - 开关: 2MHz
电压/电流 - 输出 1: -,600mA
电压/电流 - 输出 2: -,300mA
电压/电流 - 输出 3: -,300mA
带 LED 驱动器:
带监控器:
带序列发生器:
电源电压: 1.65 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-VFQFN,16-MLF?
供应商设备封装: 16-MLF?(3x3)
包装: 带卷 (TR)
Micrel, Inc.
MIC2810
 
 
February 2008 
4
M9999-022008-C
 
Absolute Maximum Ratings
(1)
Supply Voltage (V
IN
, V
IN1
, V
IN2
)...............................0V to 6V
Enable Input Voltage (V
EN
, V
EN1
, V
EN2
)...................0V to V
IN
 
Power Dissipation..................................Internally Limited
(3)
 
Lead Temperature (soldering, 10 sec.)......................260癈
Storage Temperature (T
s
).........................65癈 to +150癈
ESD Rating
(4)
..................................................................2kV
Operating Ratings
(2)
Supply Voltage (V
IN
, V
IN2
).................................2.7V to 5.5V
Supply Voltage (V
IN1
)......................................1.65V to 5.5V
Enable Input Voltage (V
EN
, V
EN1
, V
EN2
)...................0V to V
IN
 
Junction Temperature (T
J
)........................40癈 to +125癈
Junction Thermal Resistance
   MLF-16 (?/DIV>
JA
)......................................................56癈/W
 
 
 
 
Electrical Characteristics
(5)
 
V
IN
= V
IN1
= V
IN2
= EN1 = EN2 = EN = /LOWQ = V
OUT
(6)
+ 1V; C
OUTDC/DC
= 2.2礔, C
LDO1
= C
LDO2
= 2.2礔; I
OUTDC/DC
= 100mA;
I
OUTLDO1
= I
OUTLDO2
= 100礎; T
J
 = 25癈, bold values indicate 40癈 <
 T
J
 <
 +125癈; unless noted.
Parameter
Conditions
Min   Typ    Max    Units
UVLO Threshold
Rising input voltage during turn-on
2.45   2.55    2.65     V 
UVLO Hysteresis
 
    100          mV 
Ground Pin Current
 
V
FB
 = GND (not switching);
 
LDO1 or LDO2 (EN = GND; EN1 or EN2 = GND)
    800
 
55
1100
 
85 
95
 
Ground Pin Current in
Shutdown
EN = EN1 = EN2 = 0V
     0.2     5     礎
Ground Pin Current
(LOWQ
?/DIV>
 mode)
I
DC/DC
 <
I
LDO1
 <
 I
LDO2
 <
 10mA (/LOWQ = GND)
 
LDO1 or LDO2 (EN = GND; EN1 or EN2 = GND);
I
OUT
 <
 10mA (/LOWQ = GND)
     38
 
20
60
80
70
Over-temperature Shutdown    
    160     
Over-temperature Shutdown
Hysteresis
 
     23     
Enable Inputs (EN; EN1; EN2; /LOWQ ) 
Logic Low
          0.2     V 
Enable Input Voltage
Logic High
1.0      
 
V
V
IL
 <
 0.2V
     0.1     1     礎
Enable Input Current
V
IH
 >
 1.0V
     0.1     1     礎
Turn-on Time  
Turn-on Time
(LDO1 and LDO2)
 
    240    500     ?/SPAN>s 
Turn-on Time (DC/DC)
(/LOWQ = V
IN
; I
LOAD
 = 300mA); (/LOWQ = GND; I
LOAD
 =
10mA)
     83    350     ?/SPAN>s 
POR Output
Low Threshold, % of nominal (V
DC/DC
 or V
LDO1
or V
LDO2
) (Flag
ON)
90    91      
%
VTH
 
High Threshold, % of nominal (V
DC/DC
 AND V
LDO1
 AND
V
LDO2
) (Flag OFF)
     96     99     %
VOL
POR Output Logic Low Voltage; IL = 250礎
     10    100    mV
IPOR
Flag Leakage Current, Flag OFF
    0.01     1     ?/SPAN>A 
SET INPUT
SET Pin Current Source
VSET = 0V
0.75   1.25    1.75    礎
SET Pin Threshold Voltage     POR = High
    1.25     
V
 
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