tb62777fng Marktech Optoelectronics, tb62777fng Datasheet - Page 6

• Manufacturer Part Number: tb62777fng
• Description: 8-channel Constant-current Led Driver Of The 3.3-v And 5-v Power Supply Voltage Operation
• Manufacturer: Marktech Optoelectronics

Electrical Characteristics
Output current
Output current error between ICs
Output current error between channels
Output leakage current
Input voltage
Input current
SERIAL-OUT output voltage
Changes in constant output current
dependent on V
Supply current
Switching Characteristics (Unless otherwise specified, Ta = 25°C, V
Note 1: T
Propagation delay time
Output rise time
Output fall time
C
Characteristics
Characteristics
opr
L
= 10.5pF (see test circuit 6.)
= 25°C, V
DD
DD
= V
IH
(Unless otherwise specified, Ta = 25°C, V
= 5 V, V
I
I
DD (OFF) 1
DD (OFF) 2
I
Symbol
∆ I
∆ I
%/V
DD (ON)
Symbol
I
OUT1
t
t
t
t
t
t
V
V
OUT1
OUT2
I
V
pLH1
pLH2
pLH3
t
pHL1
pHL2
pHL3
t
V
I
OZ
I
pLH
pHL
t
OH
t
IL
IH
OL
IL
IH
or
IL
of
DD
= 0 V, R
TENTATIVE
Circuit
Circuit
Test
Test
⎯
⎯
EXT
5
5
5
5
2
3
1
1
5
4
4
4
6
6
6
6
6
6
6
6
6
6
= 1.2 k Ω , I
6
V
V
V
All channels ON V
V
All channels ON V
V
SERIAL-IN/CLOCK/ LATCH /
SERIAL-IN/CLOCK/ LATCH /
V
/ LATCH / ENABLE
V
CLOCK/SERIAL-IN/ LATCH /
I
I
V
R-EXT = OPEN, V
R-EXT = 1.2 k Ω , V
All channels OFF
R-EXT = 1.2 k Ω , V
All channels ON
CLK- OUTn , LATCH = “H”,
CLK-SERIAL OUT
CLK- OUTn , LATCH = “H”,
CLK-SERIAL OUT
10% to 90% points of OUT0
to OUT7 voltage waveforms
90% to 10% points of OUT0
to OUT7 voltage waveforms
ENABLE
ENABLE
ENABLE
OL
OH
ENABLE = “L”
LATCH − OUTn ,
ENABLE = “L”
ENABLE − OUTn ,
LATCH = “H”
ENABLE = “L”
LATCH − OUTn ,
ENABLE = “L”
ENABLE − OUTn ,
LATCH = “H”
OUT
DD
OUT
OUT
OUT
IN
IN
DD
= 5.0 mA, V
= V
= GND
= − 5.0 mA, V
= 5 V,
= 3 V to 5.5 V
= 0.4 V, R-EXT = 1.2 k Ω
= 0.4 V, R-EXT = 1.2 k Ω
= 0.4 V, R-EXT = 1.2 k Ω
= 25 V
DD
Test Condition (Note 1)
Test Condition
CLOCK/SERIAL-IN
OUT
DD
= 15mA , V
DD
DD
DD
OUT
OUT
OUT
= 5 V
= 5 V
= 5 V,
= 5 V,
= 25.0 V
= 25.0 V,
= 0.4 V,
L
= 5.0 V,
DD
DD
Min
⎯
⎯
⎯
⎯
⎯
⎯
―
―
2
2
0.7 ×
GND
= 4.5 to 5.5 V)
V
Min
4.7
(Ver.0.2) 2008-1-23
―
―
⎯
⎯
―
―
⎯
⎯
⎯
⎯
⎯
= 4.5 to 5.5V)
DD
TB62777FNG
Typ.
125.
20
20
20
10
30
70
70
10
20
Typ.
15
± 3
± 1
⎯
⎯
⎯
―
―
⎯
⎯
⎯
⎯
⎯
1
Max
300
300
300
340
340
340
150
300
14
14
0.3 ×
Max
V
V
0.3
± 6
± 3
− 1
―
⎯
1
DD
DD
1
2
1
5
9
Unit
ns
Unit
mA
mA
µ A
µ A
％
%
%
V
V