BL9198 Datasheet, PDF (4/14 Pages) SHANGHAI BELLING CO., LTD. – 300mA Ultra-low Noise, Ultra-Fast

BL9198
300mA Ultra-low Noise, Ultra-Fast
CMOS LDO Regulator
℃ ^{Electrical Characteristics (Note 5)}
(V_IN=3.6V, EN=V_IN, C_IN=C_OUT=1µF, T_A=25 , unless otherwise noted.)
Parameter
Symbol
Conditions
MIN TYP MAX unit
Input Voltage
V_IN
2
Output Voltage Accuracy
(Note 6)
∆V_OUT
V_IN=3.6V,
I_OUT=1mA
-1
-2
6
V
+1
+2
%
Current Limit
Quiescent Current
I_LIM
R_LOAD=1Ω
400
430
mA
I_Q
V_EN>1.2V, I_OUT=0mA
90
130
µA
Dropout Voltage
Line Regulation^{(Note 7)}
Load Regulation^{(Note 8)}
Output Voltage^{(Note 9)}
Temperature Coefficient
V_DROP
∆V_LINE
∆V_LOAD
TC_VOUT
I_OUT=200mA,
V_OUT=2.8V
I_OUT=300mA,
V_OUT=2.8V
V_IN=3.6V to 5.5V
I_OUT=1mA
1mA<I_OUT<300mA
I_OUT=1mA
130
180
mV
210
300
0.05 0.17 %/V
2
%/A
±60
℃ ppm/
Standby Current
I_STBY
V_EN=GND,
Shutdown
0.01
1
µA
EN Input Bias Current
EN
Input
Threshold
Logic Low
Logic High
I_IBSD
V_IL
V_IH
V_EN=GND or V_IN
V_IN=3V to 5.5V,
Shutdown
V_IN=3V to 5.5V,
Start up
1.2
500
nA
0.4
V
V
Output Noise
Voltage
e_NO
10Hz to100KHz,
I_OUT=200mA
100
µV_RMS
Power
Supply
Rejection
Ratio
f=217Hz
f=1KHz
f=10KHz
PSRR
I_OUT=100mA
-78
-72
dB
-52
Thermal Shutdown
Temperature
T_SD
Shutdown, Temp
increasing
165
℃
Thermal Shutdown
Hysteresis
T_SDHY
30
℃
Note 5: 100% production test at +25°C. Specifications over the temperature range are guaranteed by design and
characterization.
Note 6: This IC includes two kinds of output voltage accuracy versions. A: ±1%, B: ±2%.
Note 7: Line regulation is calculated by
∆V_LINE
=


V
OUT 1
−
V
OUT
2
∆V_IN × V_{OUT (normal )}

 ×100
△Where VOUT1 is the output voltage when VIN=5.5V, and VOUT2 is the output voltage when VIN=3.6V,
VIN=1.9V . VOUT (normal) =2.8V.
△ ^Note
8:
Load
regulation
is
calculated
by
∆V_LOAD
=


V
OUT 1
−
V
OUT
2
∆I_OUT ×V_{OUT (normal}
)

 ×100
Where VOUT1 is the output voltage when IOUT=1mA, and VOUT2 is the output voltage when IOUT=300mA.
IOUT=0.299A,
VOUT(normal)=2.8V.
Note
9: The
temperature coefficient
is
calculated by
TC
V_OUT
=
∆V_OUT
∆T
×
V
OUT
PPMIC BU
BL9198 Rev 1.9
www.belling.com.cn
Belling Proprietary Information. Unauthorized Photocopy and Duplication Prohibited
4
3/2011
©2011 Belling All Rights Reserved