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参数资料
| 型号： | CAT4201AEVB |
| 厂商： | ON Semiconductor |
| 文件页数： | 2/14页 |
| 文件大小： | 0K |
| 描述： | BOARD EVALUATION DPP CAT4201A |
| 设计资源： | CAT4201AEVB Schematic CAT4201AEVB Gerber Files CAT4201AEVB Bill of Materials |
| 标准包装： | 1 |
| 系列： | * |
CAT4201
Table 1. ABSOLUTE MAXIMUM RATINGS
Parameters
VBAT, SW, CTRL
RSET
Switch SW peak current
Storage Temperature Range
Junction Temperature Range
Lead Temperature
Ratings
? 0.3 to +40
? 0.3 to +5
1
? 65 to +160
? 40 to +150
300
Units
V
V
A
_ C
_ C
_ C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
Table 2. RECOMMENDED OPERATING CONDITIONS
Parameters
VBAT voltage (Notes 1, 2)
SW voltage
Ambient Temperature Range
LED Current
Switching Frequency
Ratings
6.5 to 36 (Note 1)
0 to 36
? 40 to +125
50 to 350
50 to 1000
Units
V
V
_ C
mA
kHz
1. The VBAT pin voltage should be at least 3 V greater than the total sum of the LED forward voltages in order to operate at nominal LED current.
2. During power ? up, the slew rate of the input supply should be greater than 1 m s for every 5 V increase of VBAT.
Table 3. ELECTRICAL CHARACTERISTICS
(V IN = 13 V, ambient temperature of 25 ° C (over recommended operating conditions unless otherwise specified))
Symbol
I Q
I SD
V FB
I LED
V CTRL ? FULL
V CTRL ? EN
V CTRL ? SD
I CTRL
R SW
Parameter
Operating Supply Current on VBAT pin
Idle Mode Supply Current on VBAT pin
RSET Pin Voltage
Programmed LED Current
CTRL Voltage for 100% Brightness
CTRL Voltage to Enable LEDs
CTRL Voltage to Shutdown LEDs
CTRL pin input bias
Switch “On” Resistance
Conditions
CTRL = GND
2 LEDs with I LED = 300 mA
R1 = 33 k W
R1 = 10 k W
R1 = 8.25 k W
LED enable voltage threshold
LED disable voltage threshold
V CTRL = 3 V
V CTRL = 12 V
I SW = 300 mA
Min
1.15
270
0.4
Typ
0.4
90
1.2
100
300
350
2.6
0.9
0.9
40
200
0.9
Max
1
1.25
330
3.1
1.2
80
1.5
Units
mA
m A
V
mA
V
V
V
m A
W
T SD
T HYST
Thermal Shutdown
Thermal Hysteresis
150
20
° C
° C
h
Efficiency
Typical Application Circuit
86
%
http://onsemi.com
2
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