TB62777FG Toshiba, TB62777FG Datasheet - Page 12

• Manufacturer Part Number: TB62777FG
• Manufacturer: Toshiba

Specifications of TB62777FG

• Package: SSOP16
• # Outputs: 8
• Vout Max: 25V
• Io: 5.0 to 40mA
• Io Accuracy: ±6.0%
• Features Error Detection: -
• Features Gain Control: -
• Features Pwm Dimming: -
• Other Features & Functions: -
• Rohs Compatible Product(s) (#): Available

Output Current vs. Derating (lighting rate) Graph
PCB Conditions: 76.2 × 114.3 × 1.6 mm, Cu = 30%, 35-μm Thick, SEMI-Compliant
Output Current vs. External Resistor
characteristics of the device. Each product design should be fully evaluated in a real-world environment.
The above graphs are presented merely as a guide and do not constitute any guarantee as to the performance or
100
50
45
40
35
30
25
20
15
10
90
80
70
60
50
40
30
20
10
5
0
0
100
0
All outputs ON
Ta = 25°C
V
ON PCB
All outputs ON
Ta = 85°C
V
V
TB62777FNG
OUT
DD
OUT
= 5.0 V
= 0.7 V
= 1.0 V
20
Duty − Turn-ON rate (%)
I
OUT
I
OUT
Theoretical value
I OUT (A) = 1.13 (V) ÷ R EXT (Ω)) × 16
40
− Duty ON PCB
R
I
OUT
EXT
1000
− R
- R
( Ω )
EXT
60
EXT
80
10000
100
(typ.)
12
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
0
50
Pd-Ta
T
a
(°C)
TB62777FNG/FG
100
2010-03-08
150