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參數(shù)資料
| 型號： | R1215D002F-TR-F |
| 廠商： | RICOH COMPANY LTD |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.08 A SWITCHING CONTROLLER, 1400 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | ROHS COMPLIANT, SON-8 |
| 文件頁數(shù)： | 18/20頁 |
| 文件大小： | 363K |
| 代理商： | R1215D002F-TR-F |
R1215D
7
R1215D002F
Topt
=25°C
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
VIN
Operating Input Voltage
1.8
5.5
V
VFB
VFB Voltage Tolerance
VIN
=2.5V
0.985
1.000
1.015
V
ΔVFB/ΔVIN
VFB Voltage Line Regulation
VIN: from 1.8V to 5.5V
3
mV
ΔVFB/ΔTopt
VFB Voltage Temperature
Coefficient
40
°C <
= Topt <
= 85°C
±150
ppm/
°C
IFB
VFB Input Current
VIN
=5.5V, VFB=0V or 5.5V
0.1
0
0.1
μA
AV
Open Loop Voltage Gain
VIN
=2.5V
100
dB
fT
Unity Gain Frequency Band
VIN
=2.5V, AV=0
1.0
MHz
fosc
Oscillator Frequency
VIN
=2.5V, VDLY=VFB=0V
1.190
1.400
1.610
MHz
Δfosc/ΔVIN
Oscillator Frequency Line
Regulation
VIN: from 1.8V to 5.5V
100
KHz
Δfosc/ΔTopt
Oscillator Frequency
Temperature Coefficient
40
°C <
= Topt <
= 85°C
±0.6
KHz/
°C
IDD1
Supply Current 1
VIN
=5.5V, VDLY=VFB=0V
900
1800
μA
VREFOUT
VREFOUT Voltage
VIN
=2.5V,IROUT=1mA
1.280
1.300
1.320
V
IOUT
VREFOUT Maximum Output
Current
VIN
=2.5V
10
mA
ΔVREFOUT/
ΔVIN
VREFOUT Line Regulation
VIN: from 1.8V to 5.5V
5
10
mV
ΔVREFOUT/
ΔIROUT
VREFOUT Load Regulation
VIN
=2.5V,
IROUT: from 0.1mA to 5.0mA
6
20
mV
ILIM
VREFOUT Short Current Limit
VIN
=2.5V, VREFOUT=0V
15
mA
ΔVREFOUT/
ΔTopt
VREFOUT Voltage Temperature
Coefficient
40
°C <
= Topt <
= 85°C
±150
ppm/
°C
REXTH
EXT "H" ON Resistance
VIN
=2.5V, IEXT=50mA
2.8
6.0
Ω
REXTL
EXT "L" ON Resistance
VIN
=2.5V, IEXT=50mA
1.8
4.0
Ω
tr
EXT Rising Time
VIN
=2.5V, CEXT=1000pF
12
ns
tf
EXT Falling Time
VIN
=2.5V, CEXT=1000pF
8
ns
IDLY1
DELAY Pin Charge Current
VIN
=2.5V, VDLY=VFB=0V
3.0
6.0
8.5
μA
IDLY2
DELAY Pin Discharge Current
VIN
=VFB=1.8V, VDLY=0.1V
0.08
0.18
0.36
mA
VDLY
DELAY Pin Detector Threshold VIN
=2.5V, VFB=0V, VDLY=0V to 2V
0.95
1.00
1.05
V
VUVLO1
UVLO Detector Threshold
VIN
=2.5V to 0V, VDLY=VFB=0V
1.50
1.60
1.70
V
VUVLO2
UVLO Released Voltage
VIN
=0V to 2.5V, VDLY=VFB=0V
1.56
1.67
1.78
V
VHYS
UVLO Hysteresis Range
0.03
0.07
0.11
V
VDTC0
Duty
=0% DTC Pin Voltage
VIN
=2.5V
0.28
0.38
0.48
V
VDTC20
Duty
=20% DTC Pin Voltage
VIN
=2.5V
0.47
V
VDTC80
Duty
=80% DTC Pin Voltage
VIN
=2.5V
0.93
V
VDTC100
Duty
=100% DTC Pin Voltage
VIN
=2.5V
0.92
1.02
1.12
V
IAMPH
AMP "H" Output Current
VIN
=2.5V, VAMP=1.0V, VFB=0.9V
1.6
3.2
5.8
mA
IAMPL
AMP "L" Output Current
VIN
=2.5V, VAMP=1.0V, VFB=1.1V
40
85
130
μA
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