参数资料
型号: LTH2911HDDB-5#TR
厂商: LINEAR TECHNOLOGY CORP
元件分类: 电源管理
英文描述: POWER SUPPLY SUPPORT CKT, PDSO8
封装: 3 X 2 MM, PLASTIC, MO-229, DFN-8
文件页数: 9/20页
文件大小: 245K
代理商: LTH2911HDDB-5#TR
LTC2911
17
2911f
48V Telecom UV/OV Monitor with Hysteresis
LTC2911-1
V1 V2
ADJ
OV
2911 TA04
5V
UV
5.6V
M1
RPU1
10k
RCC
27k
0.25W
0.1F
16V
RST
PFO
TMR
PFI
GND
R3
13.7k
M1: FDG6301N OR SIMILAR
VUV(RISING) = 43.3V
VUV(FALLING) = 38.7V
VOV(RISING) = 70.8V
VOV(FALLING) = 68.8V
R4
1.87M
R1
18.7k
R2B
169k
R2A
1.43M
VIN
36V TO 72V
TYPICAL APPLICATIONS
4-Cell NiMH Stack Voltage Monitor with Input Overvoltage Signaling
LTC2911-2
V1
V2
ADJ
OV
tRST = 200ms
0.1F
2911 TA05
LOBAT
RST
PFO
TMR
PFI
GND
R3
102k
BATTERY LOW RESET THRESHOLD = 3.38V
OVERVOLTAGE TRIP THRESHOLD = 6.47V
OVERVOLTAGE RECOVER THRESHOLD = 6.28V
R4
1.18M
R1
100k
R2
576k
1.2V
1N5817
1.2V
FROM
CHARGER
+
4-Cell Alkaline Stack Voltage Monitor with Early Power-Fail Warning
LTC2911-2
V1
V2
ADJ
LOBAT
0.1F
tRST = 200ms
2911 TA06
RESET
RST
PFO
TMR
PFI
GND
RA
100k
POWER-FAIL FALLING THRESHOLD = 3.90V
POWER-FAIL RISING THRESHOLD = 4.02V
RESET THRESHOLD = 3.39V
RC
665k
RB
15k
1.5V
+
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