ST619 데이터 시트보기 (PDF) - STMicroelectronics
부품명
상세내역
제조사
ST619 Datasheet PDF : 9 Pages
| |||
ST619LB SERIES
CONNECTION DIAGRAM (top view)
ORDERING CODES
TYPE
ST619LB
DIP-8
SO-8 SO-8 (T&R)
ST619LBN ST619LBD ST619LBDR
PIN DESCRIPTION
Pin N° Symbol
Name and Function
1
C1+ Positive terminal for the first charge
pump capacitor
2
IN Input supply voltage
3
OUT 5V output voltage. VO=0V when in
shutdown mode.
4
C2+ Positive terminal for the second
charge pump capacitor
5
C2- Negative terminal for the second
charge pump capacitor
6
GND Ground
7 SHDN Active high C-MOS logic level
shutdown input. SHDN is connected
to GND for normal operation.
8
C1- Negative terminal for the first charge
pump capacitor
ELECTRICAL CHARACTERISTICS (VI=2 to 3.6V, C1 = C2 =0.22µF, C3 = C4 =10µF, TA = -40 to 85°C,
unless otherwise specified. Typical value are referred at TA = 25°C)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VI Input Voltage
VO Output Voltage
VRIPPLE Output Voltage Ripple
Ii No Load Supply Current
ISHDN Shutdown Supply Current
ν Efficency
fOSC
VIH
VIL
IIH
Switching Frequency
SHDN Input Threshold
SHDN Input Threshold
SHDN Input Current
VI = 2 to 3.6V
VI = 3 to 3.6V
IO =0 to 20mA
IO =0 to 30mA
No load, Full Load
VI = 2 to 3V
VI = 3 to 3.6V
No Load
No Load
VI = 2 to 3.6V
VSHDN = VI
No Load
VI = 3V
VI = 3V
VI = 2V
IO =20mA
IO =30mA
IO =20mA
Full Load
VSHDN = VI
2
3.6
V
4.8
5
5.2
V
4.8
5
5.2
V
100
mV
200 300
µA
75
150
µA
0.02
1
µA
82
%
82
%
80
%
500
KHz
0.7VI
V
0.4
V
0.005 ± 1
µA
Note: Do not overload or short the Output to Ground. If the above conditions are not observed the device may be damaged.
3/9
Share Link: 