2115M-1.2G1 Просмотр технического описания (PDF) - BCD Semiconductor
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2115M-1.2G1 Datasheet PDF : 19 Pages
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Preliminary Datasheet
1A LOW NOISE CMOS LDO REGULATOR WITH ENABLE AP2115
Electrical Characteristics
AP2115-1.2 Electrical Characteristics (Note 2)
VIN=2.5V, CIN=4.7µF (Ceramic), COUT=4.7µF (Ceramic), Typical TA=25°C, Bold typeface applies over -40°C≤TJ≤85°C
ranges, unless otherwise specified (Note 3).
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Output Voltage
Input Voltage
Maximum Output Current
Load Regulation
Line Regulation
Dropout Voltage
Quiescent Current
VOUT
VIN =2.5V, 1mA ≤ IOUT ≤ 30mA
VIN
IOUT(MAX)
△VOUT/VOUT
△IOUT
VIN=2.5V, VOUT=1.182V to 1.218V
VIN=2.5V, 1mA ≤ IOUT ≤1A
△VOUT/VOUT
△VIN
2.5V≤VIN≤6V, IOUT=30mA
VDROP
IOUT=1.0A
IQ
VIN=2.5V, IOUT=0mA
VOUT
×98.5%
1.2
VOUT
×101.5%
V
6
V
1
A
0.2
1 %/A
-0.1 0.02 0.1 %/V
1200 1300 mV
60
75 µA
Power Supply Rejection
Ratio
PSRR
Output Voltage
Temperature Coefficient
Short Current Limit
RMS Output Noise
△VOUT/VOUT
△T
ISHORT
VNOISE
VEN High Voltage
VIH
VEN Low Voltage
VIL
Standby Current
ISTD
Start-up Time
tS
EN Pull Down Resistor
RPD
VOUT Discharge Resistor
Thermal
Temperature
Thermal
Hysteresis
Shutdown
Shutdown
RDCHG
TOTSD
THYOTSD
Thermal Resistance
θJC
Ripple 1Vp-p
VIN=2.5V,
IOUT=100mA
f=100Hz
f=1KHz
IOUT=30mA, TA =-40°C to 85°C
VOUT=0V
10Hz ≤ f ≤100kHz (No Load)
Enable logic high, regulator on
Enable logic low, regulator off
VIN=3.5V, VEN in OFF mode
No Load
Set EN pin at Low
SOIC-8
SOT-89-5
68
dB
68
±30
ppm/°C
50
mA
30
µVRMS
1.5
V
0.4
0.01 1.0 µA
20
µs
3.0
MΩ
60
Ω
160
°C
25
74.6
°C/W
47
Note 2: To prevent the Short Circuit Current protection feature from being prematurely activated, the input
voltage must be applied before a current source load is applied.
Note 3: Production testing at TA=25°C. Over temperature specifications guaranteed by design only.
Jul. 2011 Rev 1. 1
BCD Semiconductor Manufacturing Limited
6
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