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LTC3202EDD 参数 Datasheet PDF下载

LTC3202EDD图片预览
型号: LTC3202EDD
PDF下载: 下载PDF文件 查看货源
内容描述: 低噪声,高效率电荷泵白光LED [Low Noise, High Efficiency Charge Pump for White LEDs]
分类和应用: 光电二极管
文件页数/大小: 12 页 / 251 K
品牌: LINER [ LINEAR TECHNOLOGY ]
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LTC3202
ABSOLUTE
AXI U RATI GS
V
IN
, V
OUT
to GND ......................................... –0.3V to 6V
D0, D1 ............................................. –0.3V to V
IN
+ 0.3V
V
OUT
Short-Circuit Duration ............................. Indefinite
I
OUT
(Note 2)....................................................... 150mA
PACKAGE/ORDER I FOR ATIO
TOP VIEW
D1 1
FB 2
V
OUT
3
V
IN
4
GND 5
10
9
8
7
6
D0
C2
+
C1
+
C1
C2
ORDER PART
NUMBER
LTC3202EMS
MS PART MARKING
LTWL
MS PACKAGE
10-LEAD PLASTIC MSOP
T
JMAX
= 150°C,
θ
JA
= 120°C/W
Consult LTC Marketing for parts specified with wider operating temperature ranges.
The
q
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
IN
= 3.3V unless otherwise noted.
PARAMETER
Input Power Supply
V
IN
Operating Voltage
I
CC
Operating Current
I
SHDN
Shutdown Current
Feedback Pin Set Points
0.2V Setting Feedback Voltage
0.4V Setting Feedback Voltage
0.6V Setting Feedback Voltage
I
FB
Charge Pump
R
OL
Open Loop Output Impedance (1.5V
IN
– V
OUT
)/I
OUT
V
OUT
Load Regulation (∆V
OUT
/∆I
OUT
)
CLK Frequency
D0, D1
High Level Input Voltage (V
IH
)
Low Level Input Voltage (V
IL
)
Input Current (I
IH
)
Input Current (I
IL
)
DO, D1 = V
IN
DO, D1 = 0V
q
q
q
q
q
ELECTRICAL CHARACTERISTICS
CONDITIONS
I
OUT
= 0mA, V
OUT
= 3.6V, V
IN
= D0 = D1 = 4.5V
V
OUT
= 0V
D0 = 1, D1 = 0, I
OUT
= 0mA, V
IN
= 3.6V
D0 = 0, D1 = 1, I
OUT
= 0mA, V
IN
= 3.6V
D0 = 1, D1 = 1, I
OUT
= 0mA, V
IN
= 3.6V
V
FB
= 0.8V
V
IN
= 3.3V, V
OUT
= 4.4V, V
FB
= 0
I
OUT
= 10mA to 90mA,
∆V
FB
/∆V
OUT
= 1
Note 1:
Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2:
Based on long-term current density limitations.
2
U
U
W
W W
U
W
(Note 1)
Operating Temperature Range (Note 3) ...–40°C to 85°C
Storage Temperature Range ..................–65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
TOP VIEW
D1
FB
V
OUT
V
IN
SGND
1
2
3
4
5
11
10 D0
9 C2
+
8 C1
+
7 C1
6 C2
ORDER PART
NUMBER
LTC3202EDD
DD PART MARKING
LABB
DD PACKAGE
10-LEAD (3mm
×
3mm) PLASTIC DFN
T
JMAX
= 150°C,
θ
JA
= 44°C/W,
θ
JC
= 3°C/W
EXPOSED PAD IS PGND (PIN 11) MUST BE
CONNECTED TO GROUND PLANE
MIN
2.7
TYP
MAX
4.5
UNITS
V
mA
µA
mV
mV
mV
nA
mV/mA
MHz
V
q
q
2.5
5
1
q
q
q
q
188
380
570
–50
200
400
600
212
420
630
50
q
4.5
0.35
1.5
1.3
6
0.4
–1
–1
1
1
V
µA
µA
Note 3:
The LTC3202E is guaranteed to meet performance specifications
from 0°C to 70°C. Specifications over the –40°C to 85°C operating
temperature range are assured by design, characterization and correlation
with statistical process controls.
3202fa