Diodes AP3616 - Manual (Page 7)

SIXTEEN-CHANNEL, 75mA CURRENT SINK WITH CURRENT MATCH AP3616
7
BCD Semiconductor Manufacturing Limited
Data Sheet
Jul. 2012 Rev. 1. 2
Parameter Symbol Conditions Min Typ Max Unit
DIMMING SECTION
PWM High Level Threshold Voltage V
IH_PWM
2.5 V
PWM Low Level Threshold Voltage V
IL_PWM
0.3 V
Linear Dimming Level V
L_DIM
0.5 2.2 V
LED SHORT PROTECTION SECTION
SCP Current I
SCP
10.5 12.5 14.5 µA
CURRENT SINK SECTION
ISET Reference Voltage V
ISET
R
ISET
=30k, CH1 to
CH16 Floating
1.170 1.194 1.218 V
I
CHX
/I
SET
Current Multiplication Ratio k R
ISET
=30k, V
CHX
=1V 1615
ENABLE SECTION
EN Pin High Level Threshold V
IH_EN
2.0 V
EN Pin Low Level Threshold V
IL_EN
0.8 V
OVP SECTION
Threshold Voltage V
THRESHOLD
1.130 1.194 1.250 V
FLAG SECTION
Saturation Voltage V
SAT
I
SINK
=2mA 0.3 V
SYN SECTION
PWM Frequency f
PWM
0.08 25 kHz
SYNF High Level Output Voltage V
OUT_H
2.4 V
SYNF Low Level Output Voltage V
OUT_L
0.4 V
FB SECTION
Feedback Output Current I
FB
V
FB
Drop to 97% 13 17 µA
TOTAL DEVICE
Thermal Shutdown Temperature T
OTSD
CHX Pin Left Foating 160 o C
Thermal Shutdown Hysteresis T
HYS
20 o C
Electrical Characteristics (Continued)
V
IN
=24V, V
EN
=5V, T
A
=25 o C, unless otherwise specified. Boldface type apply over the full operating tempera-
ture range (T
A
=-40 o C to 85 o C ).