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PAM3108 Scheda tecnica(PDF) 4 Page - Power Analog Micoelectronics

Il numero della parte PAM3108
Spiegazioni elettronici  Maximum 1.5A, Ultra Low Dropout Regulator
PDF  10 Pages
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Produttore elettronici  PAM [Power Analog Micoelectronics]
Homepage  http://www.poweranalog.com
Logo PAM - Power Analog Micoelectronics

PAM3108 Scheda tecnica(HTML) 4 Page - Power Analog Micoelectronics

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Electrical Characteristic
V =V +0.5V, V
=V
=5V,T =25
C =C =10 F, unless otherwise noted.
IN
O
A
IN
O
CTRL
EN
μ
° ,
C
4
Note 1: Output current is limited by P , maximum I =P /(
-V ).
D
O
D
O
V
IN(MAX)
,
Power Analog Microelectronics Inc
www.poweranalog.com
PAM3108
Maximum 1.5A, Ultra Low Dropout Regulator
07/2011 Rev1.0
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
VIN Input Voltage
VIN
1.1
5.5
V
CTRL Input Voltage
VCTRL
3
5.5
V
VTH_CTRL
2.5
2.7
VTH_VIN
0.8
0.9
VYHS_CTRL
0.4
VYHS_VIN
0.5
Quiescent Current
IQ
0.5
1.2
mA
CTRL Input Current in Shutdown
ISD_CTRL
5
uA
CTRL Input Current in Shutdown
ISD_VIN
1
uA
Output Voltage Acc uracy
Vo
-1.5
1.5
%
Current Limit
IO
3
A
Short Current
ISHORT
1
A
Feedback Voltage
VREF
0.788
0.8
0.812
V
Feedback Leakag e Current
IREF
20
nA
100
150
Line Regulation
LNR
-0.15
0.1
0.15
%/V
Load Regulation
LDR
-2
0.2
2
%
VOUT Pull Low Resis tor
RPL
100
Ω
Temperatu re Coefficient
Tc
40
ppm/℃
Over Temperature Shutdown
OTS
170
℃
Over Temperature Hystere sis
OTH
40
℃
f=100Hz
65
f=1kHz
60
EN Bias Current
IEN
5
uA
EN Input High Threshold
VIH
1.5
V
EN Input Low Threshold
VIL
0.3
V
POK Threshold Voltage
VTH_OK
90
94
%
POK Hysteres is
3
10
%
POK Pull_Low Voltage
0.2
0.4
V
POK Delay Time
TDelay
1
2
4
mS
VREF Rising
POK sinks 5mA Current
From VREF=VTH _OK to rising edge
of the VPOK
dB
VEN=VCTRL=5V
VIN=2.5V to 5V
VIN=2.5V to 5V
Io= 1mA
Power Sup ply Ripple Rejec tion
PSRR
Vpp=200mV
VIN=VO+1V, Io=1mA to 1.5A
VEN=0V
Io=1mA
Io= 1mA
Io=1mA, VIN = VO+0.5V to 5.5V
Dropout Voltage
Vdrop
IO=1A
mV
IO=1.5A
VO=0V
VO =VREF
Io= 0mA
VEN =0V
VEN=0V
Io=1mA to 1.5A
V
POR Hysteresis
Test Conditions
VOUT=VREF
POR Thres hold



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