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參數(shù)資料
| 型號： | TLC5902HTQFP |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | LED驅(qū)動器 |
| 英文描述： | LED DRIVER |
| 中文描述： | LED驅(qū)動 |
| 文件頁數(shù)： | 10/22頁 |
| 文件大?。?/td> | 306K |
| 代理商： | TLC5902HTQFP |
TLC5902
LED DRIVER
SLLS382 – DECEMBER 1999
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics, MIN/MAX: V
CC(LOG)
= V
CCANA
= PV
CC
= 4.5 V to 5.5 V, T
A
= –20
°
C to 85
°
C
TYP: V
CC(LOG)
= V
CC(ANA)
= PV
CC
= 5 V, T
A
= 25
°
C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOH
High–level output voltage
IOH = –1 mA, DOUT0 to DOUT7,
GSOUT, BOUT
VCC(LOG)
–0.5V
V
VOL
L
ow–level output voltage
IOL = 1 mA, DOUT0 to DOUT7, GSOUT,
BOUT
0.5
V
IOL = 5 mA DOWN
VI = VCC(LOG) or GND(LOG)
Input signal is static, TS_ENA = H,
WD_CAP = OPEN
0.5
±
1
II
Input current
μ
A
I(OG)
Supply current (logic)
1
mA
I(LOG)
Data transfer,
GSCLK = 1 MHz
DCLK = 15 MHz,
18
30
I(ANA)
Supply current (analog)
LED turns on,
R(IREF)
= 590
R(IREF) = 590
LED turns off
3
5
mA
LED turns off,
R(IREF) = 1180
,
R(IREF) = 590
,
VO = 1 V,
16 bits output turns on
3
5
15
20
LED turns off
R(IREF)
= 1180
,
30
40
I(PVCC)
Supply current (constant current driver)
25
35
mA
VO = 1 V,
16 bits output turns on
R(IREF)
= 590
,
50
70
IOL(C1)
Constant output current
VO
= 1 V,
R(IREF) = 1180
VO
= 1 V,
R(IREF) = 590
VO
= 15 V,
LED turn off
V(IREF) = 1.24 V,
35
40
45
mA
IOL(C2)
V(IREF) = 1.24 V,
70
80
90
mA
Ilkg
Constant output leakage current
R(IREF) = 590
,
10
μ
A
IOL(C)
Constant output current error between bit
VCC(LOG) = VCC(ANA) = PVCC = 5 V,
V(IREF)
= 1.24 V,
All bits turns on,
R(IREF) = 590
,
VO = 1 V
±
1%
±
4%
I
OL(C1)
Changes in constant output current
depend on supply voltage
V(IREF)
= 1.24 V
±
1%
±
4%
V
I
OL(C2)
Changes in constant output current
depend on output voltage
V(IREF) = 1.24 V,
1 bit output turns on, VO = 1 V to 3 V
R(IREF) = 1180
,
±
1%
±
2%
V
T(tsd)
TSD detection temperature (thermal
shutdown circuit)
Junction temperature
150
160
170
°
C
T(wdt)
WDT detection time (watch–dog timer
circuit)
No external capacitor
1
3
8
ms
V(IREF)
Voltage reference
BC_ENA = L,
R(IREF) = 590
1.24
V
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