TS19460_15 Datasheet, PDF (2/9 Pages) Taiwan Semiconductor Company, Ltd – AC/DC WLED Driver with Average-Mode Constant Current Control

TS19460
Taiwan Semiconductor
ABSOLUTE MAXIMUM RATINGS (T_A = 25°C unless otherwise specified) ^{(Note 1)}
PARAMETER
SYMBOL
LIMIT
Input Voltage Range
V_IN to GND
-0.5 ~ +470
Internal Regulated Voltage
V_DD to GND
12
CS, LD, PWMD, Gate, RT to GND
Continuous Power Dissipation ^{(Note 2)}
-0.3 ~ (V_DD+0.3)
P_D
650
Storage Temperature Range
T_A
-65 to +150
Junction Temperature Range
T_J
-40 to +150
UNIT
V
V
V
mW
o_C
o_C
THERMAL PERFORMANCE ^{(Note 3)}
PARAMETER
Thermal Resistance – Junction to Ambient
SYMBOL
R_θJA
LIMIT
128
UNIT
o_C/W
ELECTRICAL SPECIFICATIONS (T_A= 25^oC, V_IN= 12V, V_LD=PWM=V_DD, unless otherwise noted) ^{(Note 4)}
PARAMETER
SYMBOL
CONDITION
MIN TYP MAX UNIT
Input
DC Input Voltage Range
V_INDC
DC input voltage
8.0
--
450
V
Shut-down Mode Supply Current
I_INSD
Pin PWMD to GND
--
0.5 1.0
mA
Internal Regulator
V_IN=8V, I_DD(EXT)=0,
Internally Regulated Voltage
V_DD
500pF at Gate,
R_T=226kΩ
7.25 7.5 7.75
V
V_IN=8~450V, I_DD(EXT)=0
Line Regulation of V_DD
∆V_DDLine
500pF at Gate,
R_T=226kΩ
0
--
1.0
V
Load Regulation of V_DD
∆V_DDLoad
I_DD(EXT)= 0 ~ 1mA
500pF at Gate,
0
--
100
mV
R_T=226kΩ
Undervoltage Lockout Threshold
UVLO
V_IN rising
6.45 6.7 6.95
V
Undervoltage Lockout
Hysteresis
∆UVLO V_IN falling
--
500
--
mV
Maximum Input Current
I_{IN (MAX)}
V_IN=8V
3.5
--
--
mA
Dimming
PWMD Input Low Voltage
V_ENL
V_IN=8V~450V
--
--
0.8
V
PWMD Input High Voltage
PWMD Pull-down resistance at
PWMD
V_ENH
R_EN
V_IN=8V~450V
V_{PW MD}=5V
2.0
--
--
V
50 100 150
kΩ
Document Number: DS_P0000188
2
Version: D15