参数资料
型号: LTC2913CDD-1#TR
厂商: LINEAR TECHNOLOGY CORP
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
封装: 3 X 3 MM, PLASTIC, MO-229WEED-2, DFN-10
文件页数: 9/12页
文件大小: 187K
代理商: LTC2913CDD-1#TR
LTC2913
6
2913fb
PIN FUNCTIONS
TMR (Pin 9): Reset Delay Timer. Attach an external capacitor
(CTMR) of at least 10pF to GND to set a reset delay time
of 9ms/nF. A 1nF capacitor will generate an 8.5ms reset
delay time. Tie TMR to VCC to bypass timer.
UV (Pin 7): Undervoltage Logic Output. Asserts low when
either VH input voltage is below threshold. Held low for a
programmed delay time after both VH inputs are valid. UV
has a weak pull-up to VCC and may be pulled above VCC
using an external pull-up. Leave UV open if unused.
VCC (Pin 10): Supply Voltage. Bypass this pin to GND with
a 0.1μF (or greater) capacitor. Operates as a direct supply
input for voltages up to 6V. Operates as a shunt regulator for
supply voltages greater than 6V and must have a resistance
between the pin and the supply to limit input current to no
greater than 10mA. When used without a current-limiting
resistance, VCC voltage must not exceed 6V.
VH1/VH2 (Pin 1/Pin 3): Voltage High Inputs 1 and 2. When
the voltage on this pin is below 0.5V, an undervoltage
condition is triggered. Tie pin to VCC if unused.
VL1/VL2 (Pin 2/Pin 4): Voltage Low Inputs 1 and 2. When
the voltage on this pin is above 0.5V, an overvoltage condi-
tion is triggered. Tie pin to GND if unused.
0.5V
+
4
VL2
3
+
VH2
+
2
VL1
1
+
VH1
+
UVLO
2V
VCC
+
1V
VCC
OV PULSE
GENERATOR
DISABLE
OV LATCH
CLEAR/BYPASS
LTC2913-1
TMR
VCC
9
OV
6
LATCH
8
+
1V
2μA
DIS
8
GND
2913 BD
5
10
UV PULSE
GENERATOR
OSCILLATOR
VCC
400k
UV
7
400k
LTC2913-2
BLOCK DIAGRAM
相关PDF资料
PDF描述
LTC2913CDD-2#TR 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
LTC2913HMS-2 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
LTC2913IDD-2#TR 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
LTC2913IMS-1#TR 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
LTC2913CMS-1#TR 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
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