R1215D002F RICOH [RICOH electronics devices division], R1215D002F Datasheet - Page 4

• Manufacturer Part Number: R1215D002F
• Description: STEP-UP DC/DC CONTOLLER
• Manufacturer: RICOH [RICOH electronics devices division]

4
•
ELECTRICAL CHARACTERISTICS
R1215D
∆fosc/∆Topt
∆V
∆fosc/∆V
∆V
∆V
∆V
∆V
R1215D002A
Symbol
V
V
∆Topt
V
V
∆I
V
V
FB
R
R
V
I
V
I
fosc
REFOUT
∆V
V
I
I
FB
I
DTC100
V
I
REFOUT
REFOUT
REFOUT
AMPH
UVLO1
UVLO2
AMPL
V
I
DLY1
DLY2
DTC20
DTC80
I
A
OUT
/∆Topt
DD1
EXTH
DTC0
ROUT
LIM
EXTL
f
tr
FB
tf
DLY
HYS
FB
/∆V
T
IN
V
IN
IN
IN
/
/
/
Operating Input Voltage
V
V
V
Coefficient
V
Open Loop Voltage Gain
Unity Gain Frequency Band
Oscillator Frequency
Oscillator Frequency Line
Regulation
Oscillator Frequency
Temperature Coefficient
Supply Current 1
V
V
Current
V
V
V
V
Coefficient
EXT "H" ON Resistance
EXT "L" ON Resistance
EXT Rising Time
EXT Falling Time
DELAY Pin Charge Current
DELAY Pin Discharge Current
DELAY Pin Detector Threshold V
UVLO Detector Threshold
UVLO Released Voltage
UVLO Hysteresis Range
Duty=0% DTC Pin Voltage
Duty=20% DTC Pin Voltage
Duty=80% DTC Pin Voltage
Duty=100% DTC Pin Voltage
AMP "H" Output Current
AMP "L" Output Current
FB
FB
FB
FB
REFOUT
REFOUT
REFOUT
REFOUT
REFOUT
REFOUT
Voltage Tolerance
Voltage Line Regulation
Voltage Temperature
Input Current
Voltage
Maximum Output
Line Regulation
Load Regulation
Short Current Limit
Voltage Temperature
Item
V
V
−
V
V
V
V
V
−
V
V
V
V
V
I
V
−
V
V
V
V
V
V
V
V
V
V
V
V
V
V
ROUT
40°C
40°C
40°C
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
=5.5V, V
=2.5V
: from 2.0V to 5.5V
=5.5V, V
=2.5V
=2.5V, A
=2.5V, V
: from 2.0V to 5.5V
=2.5V,I
=2.5V
: from 2.0V to 5.5V
=2.5V,
=2.5V, V
=2.5V, I
=2.5V, I
=2.5V, C
=2.5V, C
=2.5V, V
=V
=2.5V, V
=2.5V to 0V, V
=0V to 2.5V, V
=2.5V
=2.5V
=2.5V
=2.5V
=2.5V, V
=2.5V, V
: from 0.1mA to 5.0mA
FB
< =
< =
=2.0V, V
< =
Topt
Topt
ROUT
Topt
Conditions
DLY
EXT
EXT
FB
V
DLY
REFOUT
DLY
FB
AMP
AMP
EXT
EXT
=0
=0V or 5.5V
=V
=0V, V
=−50mA
=50mA
=1mA
=V
=V
< =
< =
=1000pF
=1000pF
=1.0V, V
=1.0V, V
< =
FB
DLY
85°C
85°C
FB
FB
=0V
DLY
DLY
85°C
=0V
=0V
=0V
=0.1V
DLY
=V
=V
=0V to 2V
FB
FB
FB
FB
=0V
=0V
=0.9V
=1.1V
0.985 1.000 1.015
1.280 1.300 1.320
Min.
−0.1
0.08
0.95
1.70
1.78
0.04
0.28
0.92
595
2.0
3.0
1.6
10
40
±
±
Typ.
0.20
1.00
1.79
1.88
0.09
0.38
0.48
0.92
1.02
±
100
700
600
1.0
2.8
1.8
6.0
3.2
150
150
50
15
12
85
0.3
3
0
5
6
8
Max.
1000
0.36
1.05
1.88
1.98
0.14
0.48
1.12
805
130
5.5
0.1
6.0
4.0
8.5
5.8
10
20
Topt
=
ppm/
ppm/
MHz
kHz/
Unit
kHz
kHz
mV
mA
mV
mV
mA
mA
mA
25°C
°C
µ
°C
µ
°C
µ
µ
dB
Ω
Ω
ns
ns
V
V
V
V
V
V
V
V
V
V
V
A
A
A
A