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STLA01 数据表(PDF) 7 Page - STMicroelectronics

部件名 STLA01
功能描述  50 mA stand-alone linear LED driver
PDF  16 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STLA01 数据表(HTML) 7 Page - STMicroelectronics

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STLA01
Electrical characteristics
7/16
5
Electrical characteristics
Table 6.
Electrical characteristics (VCC = VEN = 5 V, CIN = 1 µF, TJ = -40° to 85°C unless otherwise
specified)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
VCC
Supply voltage
3.75
6
V
ICC
Supply current
RPROG = 2.4 kΩ
750
µA
RPROG = 6.2 kΩ
(1)
1.
Guaranteed by design, but not tested in production.
300
RPROG =12.4 kΩ
(1)
200
Shutdown mode VEN = GND
5
10
ILED-MIN
Minimum LED pin current
Current mode RPROG=65 kΩ,
VLED=3 V
2mA
ILED
LED pin current
Current mode RPROG=2.4 kΩ,
VLED=3 V
47.5
50
52.5
mA
Current mode RPROG=6.2 kΩ,
VLED=3 V
(1)
19
20
21
Current mode RPROG=12.4 kΩ,
VLED=3 V
(1)
9.5
10
10.5
Shutdown mode VEN=GND,
TJ = 25 °C
0
±1
µA
VPROG
PROG pin voltage
RPROG = 2.4 kΩ
1.22
V
RPROG = 6.2 kΩ
(1)
1.22
RPROG = 12.4 kΩ
(1)
1.22
VEN
EN threshold high
VCC = 3.75 V to 6 V
0.3
0.92
1.2
V
EN hysteresis
120
mV
REN
EN pin input resistance
VEN = 5 V
2
M
Ω
RON
Power FET ON resistance
(between VCC and LED)
ILED = 50 mA
8
Ω



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