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L5201-AD-SM1-R 数据表(PDF) 4 Page - Unisonic Technologies

部件名 L5201-AD-SM1-R
功能描述  LOW NOISE, REGULATED CHARGE PUMP DC/DC CONVERTERS
PDF  7 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

L5201-AD-SM1-R 数据表(HTML) 4 Page - Unisonic Technologies

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L5201
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
4 of 7
www.unisonic.com.tw
QW-R502-107,A
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage(to GND)
VIN
-0.3 ~ 6
V
Charge Pump Voltage(to GND)
VOUT
-0.3 ~ 5.5
V
Shutdown Voltage(to GND)
V
SHDN
-0.3 ~ (VIN+0.3)
V
Maximum DC Output Current (Note 1)
IOUT
150
mA
VOUT Short-Circuit Duration
Indefinite
Operating Temperature
TOPR
-40 ~ +85
℃
Storage Temperature
TSTG
-40 ~ +150
℃
Note: 1. Based on long-term current density limitations.
2. Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL CHARACTERISTICS
(VCC=VSHDN = 3V, Ta=25°C, CFLY=1µF, CIN=10µF, COUT=10µF, unless otherwise specified.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input Voltage
VIN
VOUT=5.0V
2.7
VOUT
V
No Switching Supply Current
IQ
2.7V＜VIN＜5V, IOUT=0mA,
SHDN=VIN, VOUT=5.5V
90
140
µA
2.7V＜VIN＜5V, IOUT≤ 50mA
L5201-4.5V
3.0V＜VIN＜5V, IOUT≤ 100mA
4.32
4.5
4.68
2.7V＜VIN＜5V, IOUT ≤ 40mA
Output Voltage
L5201-5.0V
VOUT
3.0V＜VIN＜5V, IOUT≤ 90mA
4.8
5
5.2
V
High
VIH
1.4
V
SHDN Input Threshold
Low
VIL
0.3
V
Feedback Voltage (For L5201-ADJ)
VFB
1.217
1.268
1.319
V
VIN = 3V, IOUT = 50mA
25
Ripple Voltage (For L5201-Fixed)
VR
VIN = 3V, IOUT = 90mA
25
mVP-P
Shutdown Supply Current
ISHDN
2.7V＜VIN＜5V, IOUT=0mA,
VSHDN = 0
1
µA
Feedback Input Current (For L5201-ADJ)
IFB
VFB=1.4V
-50
50
nA
VIN = 2.7V, IOUT = 40mA
88
Efficiency (For L5201-Fixed)
η
VIN = 3V, IOUT = 90mA
80
%
Frequency
FOSC
Oscillator Free Running
0.7
1
1.3
MHz
VOUT Turn-on time
tON
VIN = 3V, IOUT = 0mA
0.35
ms
Short-Circuit Current
ISC
VIN = 3V, VOUT = GND,
SHDN = 3V
340
mA
Thermal Shutdown Temperature
TSD
150
℃
Thermal Shutdown Hysteresis
30
℃



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