- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄299864 > R5220K042A-TR (RICOH COMPANY LTD) 0.8 A SWITCHING REGULATOR, 1440 kHz SWITCHING FREQ-MAX, DSO6 PDF資料下載
參數(shù)資料
| 型號： | R5220K042A-TR |
| 廠商： | RICOH COMPANY LTD |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.8 A SWITCHING REGULATOR, 1440 kHz SWITCHING FREQ-MAX, DSO6 |
| 封裝： | 2.50 X 1.40 MM, PLP-25 |
| 文件頁數(shù)： | 20/25頁 |
| 文件大?。?/td> | 521K |
| 代理商： | R5220K042A-TR |
R5220x
4
ELECTRICAL CHARACTERISTICS
R5220xxxxA
Topt
=25°C
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
VIN
Operating Input Voltage
2.8
5.5
V
ISS1
Supply Current 1
(Standby mode)
VIN
=VOUT1+1.0V, VCE=GND, VMODE=GND or VIN
VOUT1:DC/DC Set VOUT
0.1
1.0
A
ISS2
Supply Current 2
(Power Save mode)
VIN
=VCE=VOUT2+1.0V, VMODE=GND
VOUT2:VR Set VOUT, IOUT
=0mA
5
10
A
ISS3
Supply Current 3
VIN
=VCE=VMODE=3.6V
350
450
A
DC/DC Part
Topt
=25°C
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
VOUT1 >
= 1.5
×0.98
×1.02
VOUT1
Output Voltage
VIN
=3.6V
IOUT
=50mA
VOUT1 < 1.5
0.03
+0.03
V
fosc
Oscillator Frequency
VIN
=3.6V
0.96
1.20
1.44
MHz
VOUT1 < 1.5
0.15
0.30
TSTART
Soft-start Time
VIN
=3.6V
VOUT1 >
= 1.5
0.20
0.35
ms
RONP
ON Resistance of Pch Transistor
VIN
=3.6V, ILX=100mA
0.5
RONN
ON Resistance of Nch Transistor
VIN
=3.6V, ILX=100mA
0.5
ILXLEAK
Lx Leakage Current
VIN
=5.5V, VCE=0V, LX=5.5V/0V 1.0
1.0
A
VOUT/
Topt
Output Voltage
Temperature Coefficient
40°C <
= Topt <
= 85°C
±150
ppm/
°C
Maxduty
Oscillator Maximum Duty Cycle
VOUT
=0V
100
%
ILXlim
Lx Current Limit
VIN
=3.6V
500
800
mA
Tprot
Protection Delay Circuit
VIN
=3.6V
1.0
3.0
7.0
ms
VUVLO1
UVLO Threshold Voltage
VIN
=VCE=VMODE, VOUT=0V
2.00
2.35
2.75
V
VUVLO2
UVLO Released Voltage
VIN
=VCE=VMODE, VOUT=0V
2.05
2.45
2.80
V
VMODEH
MODE "H" Input Voltage
1.0
V
VMODEL
MODE "L" Input Voltage
0
0.3
V
VR Part
Topt
=25°C
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
VOUT2 >
= 1.5
×0.98
×1.02
VOUT2
Output Voltage
VIN
=VOUT2+1.0V
IOUT
=10mA
VOUT2 < 1.5
0.03
+0.03
V
IOUT
Output Current
VIN
=VOUT2+1.0V
50
mA
VOUT2 < 2.3
15
40
2.3 <
= VOUT2 < 3.0
25
50
VOUT2/
IOUT
Load Regulation
VIN
=VOUT2+1.0V
10
A <
= IOUT <
= 25mA
VOUT2 >
= 3.0
35
65
mV
VOUT2 < 1.8
0.7
VDIF
Dropout Voltage
IOUT
=50mA
VOUT2 >
= 1.8
0.3
V
2.8V <
= VIN <
= 5.5V
IOUT
=25mA
VOUT2 < 2.3
VOUT2/
VIN
Line Regulation
VOUT2
+0.5V <
= VIN <
= 5.5V
IOUT
=25mA
VOUT2 >
= 2.3
0.2
%/V
RR
Ripple Rejection
Refer to Typical Characteristics
dB
VOUT/
Topt
Output Voltage
Temperature Coefficient
IOUT
=30mA,
40°C <
= Topt <
= 85°C
±100
ppm/
°C
Ilim
Short Current Limit
VOUT
=0V
60
mA
IPDC
CE pull-down current
0.12
0.40
0.70
A
VCEH
CE "H" Input Voltage
1.0
V
VCEL
CE "L" Input Voltage
0
0.3
V
相關PDF資料 |
PDF描述 |
|---|---|
| R5220D151A-TR-F | 0.8 A SWITCHING REGULATOR, 1440 kHz SWITCHING FREQ-MAX, PDSO6 |
| R5220D281B-TR-F | 0.8 A SWITCHING REGULATOR, 1440 kHz SWITCHING FREQ-MAX, PDSO6 |
| R5324D005A-TR-F | FIXED POSITIVE LDO REGULATOR, PDFP8 |
| R5324D006A-TR-F | FIXED POSITIVE LDO REGULATOR, PDFP8 |
| R5324D007A-TR-F | FIXED POSITIVE LDO REGULATOR, PDFP8 |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| R5220K042B | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM Step-down DC/DC Converter with switch function |
| R5220K101A | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM Step-down DC/DC Converter with switch function |
| R5220K101B | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM Step-down DC/DC Converter with switch function |
| R5220K111A | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM Step-down DC/DC Converter with switch function |
| R5220K111B | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:PWM Step-down DC/DC Converter with switch function |
發(fā)布緊急采購，3分鐘左右您將得到回復。