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STLDC08 数据表(PDF) 8 Page - STMicroelectronics

部件名 STLDC08
功能描述  Step-up controller for LED supply
PDF  29 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STLDC08 数据表(HTML) 8 Page - STMicroelectronics

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Electrical characteristics
STLDC08
8/29
Doc ID 18476 Rev 1
4
Electrical characteristics
TA = -40 to 85; CIN = 22 µF; COUT =10 µF; PWMOUT = 3300 pF; DVR = 3300 pF; 2VCC =10
nF; V5 =1 µF; VCC = 1.5V; VOUT = 3 V; FB = GND; SENSE = GND; EN/PWM = VCC; unless
otherwise specified.
Table 7.
Electrical characteristics
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
General section
VCC
Supply voltage range
VOUT = GND
0.8
3.6
V
IVCC
Supply current measured on VCC
pin with charge pump ON
VOUT = GND
3
mA
Shutdown current
EN = GND Shutdown mode
5
10
µA
OVP
Overvoltage protection
Rising edge
18
19.5
V
IVOUT
Operating supply current
measured on VOUT pin
VOUT = 3 V, FB = 500 mV (no
switching)
60
100
µA
VOUT = 3 V, FB = GND
(switching)
800
µA
VOUT = 10 V, FB = GND
(switching)
1.3
2
mA
Shutdown current
EN = GND
5
10
µA
2VCC
Charge pump ON
VOUT floating; VCC = 0.8 V
1.5
V
Driver section (DRV output)
VDRVL
Low level voltage
IDRV = 100 mA
80
160
mV
VDRVH
High level voltage
IDRV = -100 mA
120
240
mV
tR
Rise time
CDRV = 3300 pF
30
ns
tF
Fall time
CDRV = 3300 pF
20
ns
FB
VFB
Feedback voltage
TA = 25 °C
90
105
116
mV
IFB
Bias current
FB = 2 V
20
500
nA
Timing
TOFF(MIN)
Minimum Off time
1
µs
TON(MAX)
Maximum On time
20
µs
PWM OUT section
VPWMOUTL Low level voltage
IPWMOUT = 100 mA
200
400
mV
VPWMOUTH High level voltage
IPWMOUT = - 100 mA
250
500
mV
tr
Rise time
CPWMOUT = 3300 pF
30
ns
tf
Fall time
CPWMOUT = 3300 pF
20
ns



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