LTC3260 データシートの表示（PDF） - Linear Technology
部品番号
コンポーネント説明
一致するリスト
LTC3260 Datasheet PDF : 18 Pages
| |||
LTC3260
Electrical Characteristics The l denotes the specifications which apply over the full operating
junction temperature range, otherwise specifications are at TA = 25°C (Note 2). VIN = EN+ = EN– = 12V, MODE = 0V, RT = 200kΩ.
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Charge Pump
VIN
VUVLO
IVIN
Input Voltage Range
VIN Undervoltage Lockout Threshold
VIN Quiescent Current
VRT
RT Regulation Voltage
VOUT
VOUT Regulation Voltage
fOSC
Oscillator Frequency
ROUT
Charge Pump Output Impedance
ISHORT_CKT Max IVOUT Short-Circuit Current
VMODE(H) MODE Threshold Rising
VMODE(L) MODE Threshold Falling
IMODE
MODE Pin Internal Pull-Down Current
50mA Positive Regulator
LDO+ Output Voltage Range
VADJ+
IADJ+
ILDO+(SC)
ADJ+ Reference Voltage
ADJ+ Input Current
LDO+ Short-Circuit Current
Line Regulation
VIN Rising
VIN Falling
Shutdown, EN+ = EN– = 0V
MEMNOO–DD=EE0==V,VVIIILNND,,OEI+VNO=+U0T=m=0AVIL, DIVOO+U=T
I=LDILOD–O=–
= 0mA
0mA
MODE = 0V, IVOUT = 0mA
MODE = 12V
MODE = 0V
RT = GND
MODE = 0V, RT = GND
VOUT = GND
VIN = MODE = 32V
VADJ+ = 1.2V
l 4.5
32
l
3.8
4
l 3.4
3.6
2
5
30
50
80
160
100
200
3.5
5.5
1.200
–0.94 • VIN
–VIN
450
500
550
32
l 100
160
250
l
1.1
2.0
l 0.4
1.0
0.7
l 1.2
l 1.176
–50
l 50
1.200
100
0.04
32
1.224
50
V
V
V
µA
µA
µA
µA
mA
V
V
V
kHz
Ω
mA
V
V
µA
V
V
nA
mA
mV/V
Load Regulation
VDROPOUT+ LDO+ Dropout Voltage
Output Voltage Noise
VEN+(H)
VEN+(L)
IEN+
EN+ Threshold Rising
EN+ Threshold Falling
EN+ Pin Internal Pull-Down Current
50mA Negative Regulator
LDO– Output Voltage Range
VADJ–
IADJ–
ILDO–(SC)
ADJ– Reference Voltage
ADJ– Input Current
LDO– Short-Circuit Current
Line Regulation
ILDO+ = 50mA
CBYP+ = 10nF
VIN = EN+ = 32V
VADJ– = –1.2V
0.03
mV/mA
400
800
mV
100
µVRMS
l
1.1
2.0
V
l 0.4
1.0
V
0.7
µA
l –32
–1.2
l –1.224 –1.200 –1.176
–50
50
l 50
100
0.002
V
V
nA
mA
mV/V
VDROPOUT–
VEN(H)
VEN(L)
IEN–
Load Regulation
LDO– Dropout Voltage
Output Voltage Noise
EN– Threshold Rising
EN– Threshold Falling
EN– Pin Internal Pull-Down Current
ILDO– = 50mA
CBYP– = 10nF
VIN = EN– = 32V
0.02
mV/mA
200
500
mV
100
µVRMS
l
1.1
2.0
V
l 0.4
1.0
V
1.4
µA
3260fa
3
Share Link: 