参数资料
型号: LTC3203BEDD#TRPBF
厂商: Linear Technology
文件页数: 2/16页
文件大小: 0K
描述: IC REG BST SWITCHD CAP ADJ 10DFN
标准包装: 2,500
类型: 升压(升压),切换电容(充电泵)
输出类型: 可调式
输出数: 1
输出电压: 可调
输入电压: 2.7 V ~ 5.5 V
PWM 型: Burst Mode?
频率 - 开关: 900kHz,1MHz
电流 - 输出: 500mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 10-DFN(3x3)
LTC3203/LTC3203-1
LTC3203B/LTC3203B-1
ABSOLUTE
(Note 1)
AXI U RATI GS
PACKAGE/ORDER I FOR ATIO
V IN , V OUT to GND ......................................... –0.3V to 6V
MODE, V SEL /FB, SHDN ..................... –0.3V to V IN +0.3V
V OUT Short Circuit Duration ............................. Indefinite
I OUT (Note 2)....................................................... 500mA
Operating Temperature Range (Note 3) ... –40 ° C to 85 ° C
Storage Temperature Range .................. –65 ° C to 125 ° C
TOP VIEW
C2 + 1 10 C1 –
V OUT 2 9 GND
C1 + 3 11 8 C2 –
SHDN 4 7 V IN
V SEL /FB* 5 6 MODE
DD PACKAGE
10-LEAD (3mm × 3mm) PLASTIC DFN
T JMAX = 125 ° C, θ JA = 44 ° C/W, θ JC = 3 ° C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
*V SEL ON LTC3203-1/LTC3203B-1. FB ON LTC3203/LTC3203B
ORDER PART NUMBER
LTC3203EDD
LTC3203EDD-1
LTC3203BEDD-1
LTC3203BEDD
DD PART MARKING
LBQK
LCFH
LCGY
LCGX
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The ● denotes specifications which apply over the full specified temperature
range, otherwise specifications are at 25 ° C. V IN = 3.6V, C1 = C2 = 2.2 μ F unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LTC3203/LTC3203-1/LTC3203B/LTC3203B-1
V IN
Input Voltage Range
2.7
5.5
V
I SHDN
R OL
f OSC
Shutdown Current
Open Loop Output
Impedance
CLK Frequency
SHDN = 0V, V OUT = 0V
2x Mode (Note 4), V IN = 2.7V, V OUT = 4.5V
1.5x Mode (Note 4), V IN = 3.6V, V OUT = 4.5V
Oscillator Free Running, 2x Mode
2.0
1.5
1.0
1
3.0
2.6
μ A
?
?
MHz
Oscillator Free Running, 1.5x Mode
0.9
MHz
V MODEH
V MODEL
MODE Input High Voltage
MODE Input Low Voltage
0.874
0.788
0.91
0.82
0.946
0.852
V
V
V SHDNH
V SHDNL
SHDN Input High Voltage
SHDN Input Low Voltage
1.3
0.4
V
V
I MODEH
I MODEL
I SHDNH
I SHDNL
MODE Input High Current
MODE Input Low Current
SHDN Input High Current
SHDN Input Low Current
–1
–1
–1
–1
1
1
1
1
μ A
μ A
μ A
μ A
32031fa
2
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