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參數(shù)資料
| 型號： | LTC3388IMSE-1#PBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.21 A SWITCHING REGULATOR, PDSO10 |
| 封裝： | LEAD FREE, PLASTIC, MSOP-10 |
| 文件頁數(shù)： | 14/20頁 |
| 文件大?。?/td> | 282K |
| 代理商： | LTC3388IMSE-1#PBF |
LTC3388-1/LTC3388-3
3
338813f
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
junction temperature range, otherwise specifications are for TA = 25°C (Note 2). Unless otherwise noted, VIN = 5.5V.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Input Voltage Range
l
2.7
20
V
IQ
VIN Quiescent Current When Enabled
UVLO
Sleep
Active
VIN = 2V
VIN = 4V
VIN = 20V
ISW = 0A (Note 4)
400
720
820
150
600
1100
1200
250
nA
μA
IQ,STBY
VIN Quiescent Current Enabled, in Standby
Sleeping
Not Sleeping
VIN = 4V
720
2000
1100
3000
nA
IQ,SD
VIN Quiescent Current When Disabled
VIN = 4V
VIN = 20V
520
620
800
900
nA
VUVLO
VIN Undervoltage Lockout Threshold
VIN Rising
VIN Falling
l
2.15
2.5
2.3
2.65
V
VOUT
Regulated Output Voltage (LTC3388-1)
1.2V Output Selected; D1 = 0, D0 = 0
Sleep Threshold
Wake-Up Threshold
1.5V Output Selected; D1 = 0, D0 = 1
Sleep Threshold
Wake-Up Threshold
1.8V Output Selected; D1 = 1, D0 = 0
Sleep Threshold
Wake-Up Threshold
2.5V Output Selected; D1 = 1, D0 = 1
Sleep Threshold
Wake-Up Threshold
l
1.140
1.440
1.737
2.400
1.208
1.192
1.508
1.492
1.808
1.792
2.508
2.492
1.260
1.560
1.863
2.600
V
VOUT
Regulated Output Voltage (LTC3388-3)
2.8V Output Selected; D1 = 0, D0 = 0
Sleep Threshold
Wake-Up Threshold
3.0V Output Selected; D1 = 0, D0 = 1
Sleep Threshold
Wake-Up Threshold
3.3V Output Selected; D1 = 1, D0 = 0
Sleep Threshold
Wake-Up Threshold
5.0V Output Selected; D1 = 1, D0 = 1
Sleep Threshold
Wake-Up Threshold
l
2.688
2.895
3.201
4.820
2.816
2.784
3.016
2.984
3.316
3.284
5.016
4.984
2.912
3.105
3.399
5.180
V
PGOOD Threshold
As a Percentage of the Selected VOUT
83
92
%
VOL, PGOOD
PGOOD Output Low Voltage
100μA Into Pin
l
0.2
V
IVOUT
Output Quiescent Current
LTC3388-1: VOUT = 2.5V
LTC3388-3: VOUT = 5.0V
60
120
nA
IPEAK
PMOS Switch Peak Current
l
100
150
210
mA
IOUT
Available Output Current
l
50
mA
RP, BUCK
PMOS Switch On-Resistance
1.1
Ω
RN, BUCK
NMOS Switch On-Resistance
1.3
Ω
Maximum Duty Cycle
l
100
%
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