R1215D002F RICOH [RICOH electronics devices division], R1215D002F Datasheet - Page 7

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

•
∆fosc/∆Topt
∆V
∆fosc/∆V
∆V
∆V
∆V
∆V
R1215D002F
Symbol
V
V
∆I
∆Topt
V
V
V
V
FB
R
R
V
I
fosc
∆V
V
I
REFOUT
I
I
V
FB
I
DTC100
V
I
REFOUT
REFOUT
REFOUT
AMPH
V
I
UVLO1
UVLO2
AMPL
DLY1
DLY2
DTC20
DTC80
I
A
DD1
OUT
/∆Topt
ROUT
EXTH
DTC0
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 V
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
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,
=2.5V
: from 1.8V to 5.5V
=5.5V, V
=2.5V
=2.5V, A
=2.5V, V
: from 1.8V to 5.5V
=2.5V,I
=2.5V
: from 1.8V to 5.5V
=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
< =
< =
=1.8V, V
< =
Topt
Topt
ROUT
Topt
DLY
EXT
EXT
Conditions
FB
V
DLY
REFOUT
DLY
FB
AMP
AMP
EXT
EXT
=0
=0V or 5.5V
=V
=−50mA
=50mA
=0V, V
=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
1.190 1.400 1.610 MHz
1.280 1.300 1.320
Min.
0.08
0.03
−0.1
0.95
1.50
1.56
0.28
0.92
1.8
3.0
1.6
10
40
Typ.
±
±
0.18
1.00
1.60
1.67
0.07
0.38
0.47
0.93
1.02
±
100
100
900
1.0
2.8
1.8
6.0
3.2
150
150
15
12
85
0.6
3
0
5
6
8
Max.
1800
0.36
1.05
1.70
1.78
0.11
0.48
1.12
130
5.5
0.1
6.0
4.0
8.5
5.8
10
20
Topt
R1215D
=
ppm/
ppm/
KHz/
MHz
Unit
KHz
mV
mV
mV
mA
mA
mA
mA
25°C
°C
µ
°C
µ
°C
µ
µ
dB
ns
ns
Ω
Ω
V
V
V
V
V
V
V
V
V
V
V
A
A
A
A
7