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LED2472GQTR 데이터시트(PDF) 11 Page - STMicroelectronics

부품명 LED2472GQTR
상세설명  24-channels LED driver with error detection and gain control
PDF  39 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LED2472GQTR 데이터시트(HTML) 11 Page - STMicroelectronics

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DocID024620 Rev 3
11/39
LED2472G
Electrical characteristics
%/
ΔVOUT
Output current vs. output
voltage regulation(3)
Vo from 1.2 V to 3 V; (Io = 61
mA)
CFG-0 = CFG-1 = CFG-2 = “1”
-±0.2
-
%/V
%/
ΔVDD
Output current vs. supply
voltage regulation(4)
Vdd from 3 V to 5.5 V
Vo = 1.2 V; (Io = 61 mA)
CFG-0 = CFG-1 = CFG-2 = “1”
-±1
-
Rup
Pull-up resistor for OE pin
400
500
650
k
Ω
Rdw
Pull-down resistor for LE pin
Rext
External current setup
resistance
100
IDD1
Supply current (OFF)
No data transfers,
all outputs OFF,
CFG-0 = CFG-1 = CFG-2 = “0”
GRG = “0”; CFG-6 = “0”
8
mA
IDD2
No data transfers,
all outputs OFF,
CFG-0 = CFG-1 = CFG-2 = “1”
CFG-6 = “0”
16
IDD1
Supply current (ON)
No data transfers,
all outputs ON,
CFG-0 = CFG-1 = CFG-2 = “0”
GRG = “0”
-8
mA
IDD2
No data transfers,
all outputs ON,
CFG-0 = CFG-1 = CFG-2 = “1”
-15
IDD
(AutoOFF)
Supply current (autoOFF)
All output OFF
CFG-6 = “1”
-
200
500
µA
SDE1
LED short detection voltage
CFG-3 = CFG-4 = CFG-5 = “0”
2.0
V
SDE2
CFG-3 = CFG-4 = CFG-5 = “1”
3.0
ODC
LED open detection current
0.5 IOL
Table 5. Electrical characteristics (continued)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit



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