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参数资料
| 型号： | RN5RK531A-TL |
| 厂商： | RICOH COMPANY LTD |
| 元件分类： | 稳压器 |
| 英文描述： | SOT-23-5 VFM STEP-UP DC/DC CONVERTER |
| 中文描述： | 0.5 A SWITCHING REGULATOR, 120 kHz SWITCHING FREQ-MAX, PDSO5 |
| 封装： | MINI-MOLD, SC-74A, SOT-23, 5 PIN |
| 文件页数： | 18/23页 |
| 文件大小： | 445K |
| 代理商： | RN5RK531A-TL |
RN5RK
4
ELECTRICAL CHARACTERISTICS
RN5RKxx1A/xx1B
Topt
=25°C
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
VOUT
Output Voltage
VIN
=Set VOUT×0.6, IOUT=1mA
×0.975
×1.025
V
VIN
Input Voltage
8.0
V
VOUT/
Topt
Output Voltage
Temperature Coefficient
40°C <
= Topt <
= 85°C
±100
ppm
/
°C
Vstart
Start-Up Voltage
VIN=0V
→2V*1
0.75
0.90
V
Vstart/
Topt
Start-Up Voltage
Temperature Coefficient
-40°C <
= Topt <
= 85°C
VIN=0V
→2V*1
-1.6
mV/
°C
Vhold
Hold-on Voltage (xx1A)
VIN=2V
→0V*1
0.7
V
Vhold
Hold-on Voltage (xx1B)
VIN=2V
→0V*1
0.9
V
IDD2
Supply Current2
VOUT
=VCE=Set VOUT+0.5V
2
5
A
Istandby
Supply Current (Standby)
VOUT
=6V, VCE=0V
0.5
A
ILXleak
Lx Leakage Current
VOUT
=VLX=8V
1
A
fosc
Maximum Oscillator
Frequency
VOUT
=VCE=Set VOUT×0.96
80
100
120
kHz
fosc/
Topt
Frequency Temperature
Coefficient
-40°C <
= Topt <
= 85°C
0.41
kHz/
°C
Oscillator Duty Cycle (xx1A)
70
77
85
%
Duty
Oscillator Duty Cycle (xx1B)
VOUT
=VCE=Set VOUT×0.96,
ON (VLX “L” side)
47
55
63
%
Vlxlim
VLX Voltage Limit
VOUT
=VCE=1.95, Lx Switch ON
0.4
0.6
0.8
V
VCEH
CE “H” Input Voltage
0.9
V
VCEL
CE “L” Input Voltage
VOUT
=VCE=Set VOUT×0.96,
Judgment is made by the Lx
waveform
0.3
V
ICEH
CE “H” Input Current
VOUT
=6.0V, VCE=6.0V
-0.5
0.0
0.5
A
ICEL
CE “L” Input Current
VOUT
=6.0V, VCE=0.0V
-0.5
0.0
0.5
A
2.0V <
= VOUT <
= 2.4V
25
50
A
2.5V <
= VOUT <
= 2.9V
30
55
3.0V <
= VOUT <
= 3.4V
35
60
3.5V <
= VOUT <
= 3.9V
40
65
4.0V <
= VOUT <
= 4.4V
45
75
4.5V <
= VOUT <
= 4.9V
50
80
IDD1
Supply Current1 *
2
5.0V <
= VOUT <
= 5.5V
60
90
A
相关PDF资料 |
PDF描述 |
|---|---|
| RN5RK531A-TR | SOT-23-5 VFM STEP-UP DC/DC CONVERTER |
| RN5RK531B-TL | SOT-23-5 VFM STEP-UP DC/DC CONVERTER |
| RN5RK531B-TR | SOT-23-5 VFM STEP-UP DC/DC CONVERTER |
| RN5RK522A-TR-F | SWITCHING REGULATOR, PDSO5 |
| RN5RK272A-TR-F | SWITCHING REGULATOR, PDSO5 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| RN5RK531A-TR | 制造商:RICOH 制造商全称:RICOH electronics devices division 功能描述:SOT-23-5 VFM STEP-UP DC/DC CONVERTER |
| RN5RK531B | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Voltage-Mode SMPS Controller |
| RN5RK531B-TL | 制造商:RICOH 制造商全称:RICOH electronics devices division 功能描述:SOT-23-5 VFM STEP-UP DC/DC CONVERTER |
| RN5RK531B-TR | 制造商:RICOH 制造商全称:RICOH electronics devices division 功能描述:SOT-23-5 VFM STEP-UP DC/DC CONVERTER |
| RN5RK532A | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Voltage-Mode SMPS Controller |
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