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EC3210 Datasheet(PDF) 5 Page - E-CMOS Corporation

Part # EC3210
Description  1.5MHz, 800mA, Synchronous Step-Down Regulator Dropout
PDF  16 Pages
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Manufacturer  E-CMOS [E-CMOS Corporation]
Direct Link  http://www.ecmos.com.tw/
Logo E-CMOS - E-CMOS Corporation

EC3210 Datasheet(HTML) 5 Page - E-CMOS Corporation

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EC3210
1.5MHz, 800mA, Synchronous
Step-Down Regulator Dropout
E-CMOS Corp. (www.ecmos.com.tw)
Page 5 of 16
3I06N-Rev.F003
ELECTRICAL CHARACTERISTICS
(VIN=3.6V,TA=25°C, Unless otherwise specified)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Feedback current
INFB
---
---
30
nA
Regulator Feedback Voltage
VFB
TA=25℃
0.5880
0.6000
0.6120
V
0℃≦TA≦85℃
0.5865
0.6000
0.6135
V
-40℃≦TA≦85℃
0.585
0.6000
0.6150
V
Reference Voltage Line Regulator
VFB
VIN=2.5V to 5.5V
---
0.04
0.4
%/V
Peak Inductor Current
IPK
VIN=3V,VFB=0.5V or
Vout=90%,Duty Cycles
<35%
1.05
1.10
1.15
A
Output Voltage Load Regulator
VLOADREG
------
---
0.5
---
%
Input Voltage Range
VIN
2.5
5.5
V
Input DC Bias Current
Active Mode
IS
VFB=0.5V or Vout=90%,
ILoad=0A
---
300
400
uA
Sleep Mode
VFB=0.62V or Vout=103%,
ILOAD=0A
---
45
70
uA
Shut down
VRUN=0V,VIN=4.2V
---
0.1
1
uA
Oscillator Frequency
fOSC
VFB=0.6V or Vout=100%
1
1.5
2
MHz
VFB=0V or Vout=0V
---
400
---
KHz
RDS(ON) of P-Channel FET
RPFET
ISW=100mA
---
0.35
0.45
Ω
RDS(ON) of N-Channel FET
RNFET
ISW=-100mA
---
0.35
0.45
Ω
SW Leakage
ILSW
VRUN=0V,VSW=0V or 5V,
VIN=5V
---
0.01
1
uA
RUN Threshold
VRUN
0.3
1
1.5
V
RUN Leakage Current
IRUN
0.01
1
uA



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