LED7708 STMicroelectronics, LED7708 Datasheet - Page 16
LED7708
Manufacturer Part Number
LED7708
Description
LED Lighting Drivers 16 Ch 85mA LED 3.6 to 36V 250kHz
Manufacturer
STMicroelectronics
Datasheet
1.LED7708TR.pdf
(53 pages)
Specifications of LED7708
Rohs
yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LED7708TR
Manufacturer:
STMicroelectronics
Quantity:
10 000
Electrical characteristics
Table 6.
1. Channel current accuracy is calculated as:
where X, Y=1..16, X≠Y.
16/53
Fault management
Dimming oscillator
Thermal flag and protection
F
V
V
V
Symbol
GSCK,OSC
CHx,FLT1
CHx,FLT2
CHx,FLT3
K
T
T
OSC
OTA
OTP
Electrical characteristics (continued)
LED short-circuit detection
threshold
XFLT output low level
Internal dimming oscillator
constant
Internal dimming oscillator
frequency
Overtemperature alert
threshold
Overtemperature alert
hysteresis
Overtemperature protection
threshold
Parameter
Δ
I
Δ
CHX
I
CHY
=
Doc ID 022698 Rev 1
=
max
max
(
------------------------------------------------
I
R
XFLT, SINK
R
I
R
(
--------------------------------------
CHX
FOSC
Conditions
FOSC
FOSC
I
DTS0=1&
DTS0=0&
DTS0=1&
CHX
DTS1=0
DTS1=1
DTS1=1
I
I
TARGET
TARGET
–
=33.2 kΩ
=100 kΩ
=16 kΩ
I
–
TARGET
=4 mA
I
CHY
)
•
)
100
•
100
x10
Min.
3.86
3.0
6.2
7.7
11
4 x10
Typ.
200
125
155
3.2
6.4
8.0
25
20
4
11
x10
Max.
4.14
220
3.4
6.6
8.3
11
LED7708
Hz•Ω
MHz
Unit
mV
°C
V