參數(shù)資料
型號： RP504L221A-TR
廠商： RICOH COMPANY LTD
元件分類： 穩(wěn)壓器
英文描述： 0.9 A SWITCHING CONTROLLER, 2550 kHz SWITCHING FREQ-MAX, PDSO6
封裝： 1.60 X 1.60 MM, HALOGEN FREE AND ROHS COMPLIANT, DFN-6
文件頁數(shù)： 27/29頁
文件大小： 996K
代理商： RP504L221A-TR
RP504x
7
ELECTRICAL CHARACTERISTICS
RP504xxxxA, RP504xxxxD
(Ta=25
°C)
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
VOUT ≥1.0
2.3
5.5
VIN
Operating Input Voltage
VOUT <1.0
2.3
4.5
V
VOUT≥1.2V
×0.985
×1.015
VOUT
Output Voltage
VIN=VCE=3.6V
or VSET+1V
VOUT<1.2V
-0.018
+0.018
V
ΔVOUT/ΔT
Output Voltage Temperature
Coefficient
-40
°C <
= Ta <
= 85°C
±40
ppm/
°C
fosc
Oscillator Frequency
VIN=VCE=3.6V or VSET+1V
1.95
2.25
2.55
MHz
IDD1
Supply Current 1
VIN=VCE=5.5V, VOUT=VSET
×0.8
400
800
μA
VMODE=0V
25
40
IDD2
Supply Current 2
VIN=VCE=
VOUT=5.5V
VMODE=5.5V
400
800
μA
Istandby
Standby Current
VIN=5.5V,VCE=0V
0
5
μA
ICEH
CE "H" Input Voltage
VIN=VCE=5.5V
-1
0
1
μA
ICEL
CE "L" Input Voltage
VIN=5.5V,VCE=0V
-1
0
1
μA
IMODEH
Mode "H" Input Current
VIN=VMODE=5.5V
-1
0
1
μA
IMODEL
Mode "L" Input Current
VIN=5.5V, VMODE=0V
-1
0
1
μA
IVOUTH
VOUT "H" Input Current
1
VIN=VOUT=5.5V,VCE=0V
-1
0
1
μA
IVOUTL
VOUT "L" Input Current
VIN=5.5V,VCE=VOUT=0V
-1
0
1
μA
ILXLEAKH
LX Leakage Current "H"
VIN=VLX=5.5V,VCE=0V
-1
0
5
μA
ILXLEAKL
LX Leakage Current "L"
VIN=5.5V,VCE=VLX=0V
-5
0
1
μA
VCEH
CE "H" Input Voltage
VIN=5.5V
1.0
V
VCEL
CE "L" Input Voltage
VIN=2.3V
0.4
V
VMODEH
Mode ”H” Input Voltage
VIN=VCE=5.5V
1.0
V
VMODEL
Mode ”L” Input Voltage
VIN=VCE=2.3V
0.4
V
RLOW
Nch On Resistance
2
VIN=3.6V,VCE=0V
30
RONP
On Resistance of Pch Tr.
VIN=3.6V, ILX=100mA
0.34
RONN
On Resistance of Nch Tr.
VIN=3.6V, ILX=100mA
0.43
Maxduty
Oscillator Maximum Duty Cycle
100
%
tstart
Soft-start Time
VIN=VCE=3.6V or VSET+1V
150
310
μs
ILXlim
Lx Current Limit
VIN=VCE=3.6V or VSET+1V
700
900
mA
tprot
Protection Delay Time
VIN=VCE=3.6V or VSET+1V
0.5
1.5
5
ms
VUVLO1
UVLO Detector Threshold
VIN=VCE
1.9
2.0
2.1
V
VUVLO2
UVLO Released Voltage
VIN=VCE
2.0
2.1
2.2
V
Test circuit is "OPEN LOOP" and AGND=PGND=0V unless otherwise specified.
1) without auto discharge version only
2) with auto discharge version only
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