cat4101 ON Semiconductor, cat4101 Datasheet - Page 2

• Manufacturer Part Number: cat4101
• Description: 1 A Constant-current Led Driver With Pwm Dimming
• Manufacturer: ON Semiconductor

CAT4101
ABSOLUTE MAXIMUM RATINGS
RECOMMENDED OPERATING CONDITIONS
Typical application circuit with external components is shown on page 1.
ELECTRICAL OPERATING CHARACTERISTICS
Min and Max values in bold are over recommended operating conditions unless specified otherwise.
Typical values are at V
Doc. No. MD-5036, Rev. D
Parameter
VIN, RSET, EN/PWM
LED Voltage
Storage Temperature Range
Junction Temperature Range
Lead Temperature
Parameter
VIN
Ambient Temperature Range
LED Pin Current
Symbol
I
R
I
LED
I
LED-ACC
V
V
V
QSHDN
EN/PWM
T
V
T
V
DOUT
RSET
UVLO
I
HYS
/I
Q
LO
SD
HI
RSET
RSET to LED Current gain ratio
Name
LED Current Accuracy
Dropout Voltage
RSET Pin Voltage
Quiescent Current
Shutdown Current
EN/PWM Pin
Thermal Shutdown
Thermal Hysteresis
Undervoltage lockout (UVLO)
Threshold
• Pull-down resistance
• Logic High Level
• Logic Low Level
IN
= 5.0 V, T
AMB
= 25°C
Conditions
V
V
V
I
No LED, RSET = Floating
No LED, RSET = 549 Ω
V
100 mA LED current
LED
LED
LED
LED
EN
= 1 A
= 0 V
= 1 V, RSET = 1.47 kΩ
= 1 V, RSET = 750 Ω
= 1 V, RSET = 549 Ω
-40 to +150
-65 to +160
-40 to +85
3.0 to 5.5
2
Up to 1
Rating
Rating
300
25
6
Units
Units
°C
°C
°C
°C
V
V
V
A
1.17
Min
315
1.3
Characteristics subject to change without notice
1000
1.20
Typ
350
700
500
200
150
400
0.8
8.0
2.0
20
© 2009 SCILLC. All rights reserved.
1.23
Max
385
0.4
1
Units
mA
mV
mA
µA
kΩ
°C
°C
V
V
V
V