參數(shù)資料
型號： R1215D002E
廠商： Ricoh Co., Ltd.
英文描述： STEP-UP DC/DC CONTOLLER
中文描述： 升壓型DC /直流位指示
文件頁數(shù)： 6/22頁
文件大小： 448K
代理商： R1215D002E
R1215D
R1215D002E
6
Topt
=
25
°
C
Symbol
V
IN
V
FB
V
FB
/
V
IN
Item
Conditions
Min.
1.8
0.985 1.000 1.015
3
Typ.
Max.
5.5
Unit
V
V
mV
ppm/
°C
μ
A
dB
Operating Input Voltage
V
FB
Voltage Tolerance
V
FB
Voltage Line Regulation
V
FB
Voltage Temperature
Coefficient
V
FB
Input Current
Open Loop Voltage Gain
Unity Gain Frequency Band
Oscillator Frequency
Oscillator Frequency Line
Regulation
fosc/
Topt Temperature Coefficient
I
DD1
Supply Current 1
V
REFOUT
V
REFOUT
Voltage
V
REFOUT
Maximum Output
Current
V
REFOUT
/
V
IN
V
REFOUT
/
I
ROUT
I
LIM
V
REFOUT
Short Current Limit
V
REFOUT
/
Topt
Coefficient
R
EXTH
EXT "H" ON Resistance
R
EXTL
EXT "L" ON Resistance
tr
EXT Rising Time
tf
EXT Falling Time
I
DLY1
DELAY Pin Charge Current
I
DLY2
DELAY Pin Discharge Current V
IN
=
V
FB
=
1.8V, V
DLY
=
0.1V
V
DLY
DELAY Pin Detector Threshold V
IN
=
2.5V, V
FB
=
0V, V
DLY
=
0V to 2V
V
UVLO1
UVLO Detector Threshold
V
UVLO2
UVLO Released Voltage
V
HYS
UVLO Hysteresis Range
V
DTC0
Duty
=
0% DTC Pin Voltage
V
DTC20
Duty
=
20% DTC Pin Voltage
V
DTC80
Duty
=
80% DTC Pin Voltage
V
DTC100
Duty
=
100% DTC Pin Voltage
I
AMPH
AMP "H" Output Current
I
AMPL
AMP "L" Output Current
V
IN
=
2.5V
V
IN
: from 1.8 V to 5.5V
V
FB
/
Topt
40
°
C
<
=
Topt
<
=
85
°
C
±
150
I
FB
A
V
f
T
fosc
V
IN
=
5.5V, V
FB
=
0V or 5.5V
V
IN
=
2.5V
V
IN
=
2.5V, A
V
=
0
V
IN
=
2.5V, V
DLY
=
V
FB
=
0V
0.1
595
0
0.1
805
100
1.0
700
MHz
kHz
fosc/
V
IN
V
IN
: from 1.8V to 5.5V
50
kHz
40
°
C
<
=
Topt
<
=
85
°
C
±
0.3
kHz/
°
C
μ
A
V
V
IN
=
5.5V, V
DLY
=
V
FB
=
0V
V
IN
=
2.5V,I
ROUT
=
1mA
600
1000
1.280 1.300 1.320
I
OUT
V
IN
=
2.5V
10
mA
V
REFOUT
Line Regulation
V
IN
: from 1.8V to 5.5V
5
10
mV
V
REFOUT
Load Regulation
V
IN
=
2.5V
,
I
ROUT
: from 0.1mA to 5.0mA
V
IN
=
2.5V, V
REFOUT
=
0V
6
20
mV
15
mA
ppm/
°
C
V
REFOUT
Voltage Temperature
40
°
C
<
=
Topt
<
=
85
°
C
±
150
V
IN
=
2.5V, I
EXT
=
50mA
V
IN
=
2.5V, I
EXT
=
50mA
V
IN
=
2.5V, C
EXT
=
1000pF
V
IN
=
2.5V, C
EXT
=
1000pF
V
IN
=
2.5V, V
DLY
=
V
FB
=
0V
2.8
1.8
12
8
6.0
0.18
1.00
1.60
1.67
0.07
0.38
0.48
0.92
1.02
3.2
85
6.0
4.0
8.5
0.36
1.05
1.70
1.78
0.11
0.48
1.12
5.8
130
ns
ns
3.0
0.08
0.95
1.50
1.56
0.03
0.28
0.92
1.6
40
μ
A
mA
V
V
V
V
V
V
V
V
mA
V
IN
=
2.5V to 0V, V
DLY
=
V
FB
=
0V
V
IN
=
0V to 2.5V, V
DLY
=
V
FB
=
0V
V
IN
=
2.5V
V
IN
=
2.5V
V
IN
=
2.5V
V
IN
=
2.5V
V
IN
=
2.5V, V
AMP
=
1.0V, V
FB
=
0.9V
V
IN
=
2.5V, V
AMP
=
1.0V, V
FB
=
1.1V
μ
A
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
R1215D002F 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:STEP-UP DC/DC CONTOLLER
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