PT6963 Datasheet, PDF (15/17 Pages) Princeton Technology Corp – LED Driver IC

PT6963
ABSOLUTE MAXIMUM RATINGS
(Unless otherwise stated, Ta=25℃, GND=0V)
Parameter
Symbol
Ratings
Unit
Supply Voltage
VDD
-0.3 to +7
V
Logic Input Voltage
VI
-0.3 to VDD+0.3
V
Driver Output Current
IOLGR
+250
mA
IOHSG
-50
mA
Maximum Driver Output Current/Total
ITOTAL
400
mA
Operating Temperature
Topr
-40 ~ +85
℃
Storage Temperature
Tstg
-65 ~ +150
℃
RECOMMENDED OPERATING RANGE
(Unless otherwise stated, Topr=-40~+85℃, GND=0V)
Parameter
Symbol
Min.
Typ.
Max.
Unit
Logic Supply Voltage
VDD
4.5
5
5.5
V
Dynamic Current (Note1)
IDDdyn
-
-
5
mA
High-Level Input Voltage
VIH
2.4
-
3.3V/VDD (Note 2)
V
Low-Level Input Voltage
VIL
0
-
1
V
Notes:
1. Test Condition: Set Display Control Commands = 80H (Display Turn OFF State & under no load).
2. The maximum value of VIH (High-Level Input Voltage) depends on user’s MCU supply voltage. Which means the maximum value of VIH is 3.3V
(VDD) when user’s MCU supply voltage is 3.3V(VDD).
ELECTRICAL CHARACTERISTICS
(Unless otherwise stated, VDD=5V, GND=0V, Ta=25℃)
Parameter
Symbol
Test Condition
Min.
Typ.
Max.
Unit
VO=VDD-2V
IOHSG(1) SG1 to SG11,
-20
High-Level Output Current
SG12/GR7 to SG14/GR5
VO=VDD-3V
IOHSG(2) SG1 to SG11, SG12/GR7 to -25
SG14/GR5
-25
-40
mA
-30
-50
mA
VO=0.3V
Low-Level Output Current
IOLGR GR1 to GR4, SG12/GR7 to
100
140
-
mA
SG14/GR5
Low-Level Output Current IOLDOUT VO=0.4V
4
-
-
mA
Segment High-Level
Output Current Tolerance
ITOLSG
VO=VDD-3V
SG1 to SG11, SG12/GR7 to
SG14/GR5
-
-
±5
%
High-Level Input Voltage
VIH
-
2.4
-
3.3 /VDD
(note)
V
Low-Level Input Voltage
VIL
-
0
-
1
V
Oscillation Frequency
fosc
R=51KΩ
350
500
650
KHz
K1 to K3
Pull Down Resistor
RKN
K1 to K3
VDD=5V
40
-
100
KΩ
Note: The maximum value of VIH (High-Level Input Voltage) depends on user’s MCU supply voltage. Which means the maximum value of VIH is 3.3V
(VDD) when user’s MCU supply voltage is 3.3V (VDD).
V1.3
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