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參數(shù)資料
| 型號(hào)： | EV0035 |
| 廠商： | Monolithic Power Systems, Inc. |
| 英文描述： | Precision 6-Lamp White LED Driver |
| 中文描述： | 精密6燈白光LED驅(qū)動(dòng)器 |
| 文件頁(yè)數(shù)： | 2/7頁(yè) |
| 文件大小： | 145K |
| 代理商： | EV0035 |
MP1523 – PRECISION 6-LAMP WHITE LED DRIVER
INITIAL RELEASE
07/04, Rev. 1.6
www.MonolithicPower.com
2
PACKAGE REFERENCE
Part Number*
MP1523DT
EV0035
Package
SOT23-5
Temperature
-40
°
C to +85
°
C
Evaluation Board
*
For Tape & Reel, add suffix –Z (eg. MP1523DT–Z)
For Lead Free, add suffix –LF (eg. MP1523DT–LF–Z)
ABSOLUTE MAXIMUM RATINGS
(1)
BIAS ...............................................-0.3V to 28V
SW ..................................................-0.5V to 28V
All Other Pins....................................-0.3V to 6V
Storage Temperature ...............-55
°
C to +150
°
C
Recommended Operating Conditions
(2)
BIAS Supply Voltage .......................2.7V to 25V
Output Voltage....................................V
IN
to 25V
Operating Temperature ..............-40
°
C to +85
°
C
Thermal Resistance
(3)
Θ
JA
(SOT23-5)..................................... 220
°
C/W
Θ
JC
(SOT23-5)..................................... 110
°
C/W
Notes:
1) Exceeding these ratings may damage the device.
2) The device is not guaranteed to function outside of its
operating conditions.
3) Measured on approximately 1” square of 1 oz copper.
ELECTRICAL CHARACTERISTICS
(4)
V
BIAS
= V
EN
= 5.0V, T
A
= 25
°
C, unless otherwise noted.
Parameter
Supply Current (shutdown)
Supply Current (quiescent)
Minimum Off Time, Normal
Operation
Minimum Off Time, Start-Up
Undervoltage Lockout
BIAS Under Voltage Lockout
Open Lamp Shutdown Threshold
Enable
EN Threshold
EN Hysteresis
EN Input Bias Current
Feedback Comparator
FB Regulation Threshold
FB Hysteresis
(5)
FB Input Bias Current
Output Switch
SW On-Resistance
(5)
SW Current Limit
SW Voltage
Thermal Shutdown
(5)
Thermal Shutdown Hysterisis
(5)
Symbol Condition
I
BIAS
(OFF)
I
BIAS (ON)
Min
Typ
1
650
Max Units
3
750
V
EN
= 0V
V
FB
= 0.45V
μA
μA
T
OFF
V
FB
= 0V
300
550
700
ns
T
OFF
V
FB
= 0V
(4)
1.25
1.6
μs
UVLO
V
BIAS
Rising, 100mV Hysteresis
V
BIAS
Rising
2.1
2.3
28
2.65
V
V
V
EN
Rising
V
EN
= 0V, 5V
0.8
1.1
60
1.5
1
V
mV
μA
V
FB
Falling
V
FB
= 0.2V
380
-150
400
10
-80
420
mV
mV
nA
R
ON
BV
I
SW
= 10μA
0.5
450
160
15
0.6
650
mA
V
°
C
°
C
300
25
Notes:
4) First 64 pulses after EN switches high.
5) Guaranteed by design.
A
TOP VIEW
SW
GND
FB
1
2
3
5
4
BIAS
EN
MP1523_PD01-SOT23-5
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