L5951 Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Lista de partido
L5951
STMicroelectronics
L5951 Datasheet PDF : 18 Pages
| |||
Electrical specifications
L5951
Symbol
Table 6. Electrical characteristics (continued)
Parameter
Test Condition
Min. Typ. Max. Unit
7.8V/100mA regulator output 3
VREG3 Output voltage
IREG3 =100mA - 8.8V VBAT
range
7.60 7.8
8
V
DVline Line regulation
8.8V VBAT 26V
(Measure VREG3 across VBAT
range)
50 mV
5mA IREG3 100mA
DVload Load regulation
(Measure VREG3 across VLOAD
range)
50 mV
) Dropout voltage
t(s VDROPOUT (Measure VBAT - VREG3 when
c VREG3 drops 0.1V)
du Ilim3 Current limit
te Pro SVR3 Reg3 supply voltage rejection
IREG3 = 100mA
IREG3 = 5mA
IREG1 = IREG2 = IREG3 = 50mA
f = 20 to 20kHz
VBAT = 14Vdc, 1Vac,pp
0.5
V
0.04
V
200
mA
45
dB
le DC characteristics for class 2 transceiver (Standard loads: IREG1 = 0.5mA, IREG2 = 0.5mA, IREG3 = 5mA)
so BUSih
b BUSil
- O BUSHyst
BUS guaranteed
Input voltages
BUS hysteresis
roduct(s) BUSov BUS output voltage
Verify RX > 3 VDC
Verify RX < 3 VDC
BUSItoh - BUShhtol
TX = 5 VDC,
BUS = 257 to 1380 to gnd
VBAT - 8.2 to 16 VDC
VBAT - 6.0 to 8.2 VDC
TX = 0V
4.25 3.7 3.50
V
V
0.15
V
7.2
V
5
V
te P IBUSshort BUS short circuit current
TX = 5VDC
BUS = -2 to 4.8VDC
170
mA
ole IBUSleak BUS leakage current
bsLOADON Load output
O LOADDio Load output (unpowered)
BUS = -2 to 0 VDC
BUS = 0 to VBAT
ILOAD = 6mA
VBAT = 0V, ILOAD = 6mA
0
mA
0
mA
0.045
V
0.7
V
IBUSloss
ILOADloss
BUS & LOAD current during loss
of assembly VBAT or GND
IVBAT = 0mA,
BUS = -18 to 9VDC
LOAD = -18 to 0 VDC
11
µA
39
µA
TXVIL
TXVIH
ITXVIL
ITXVIH
4Trip1
4Trip2
TX input voltage
TX input current
4X input trip point voltages
Verify BUS < 3.875VDC
Verify BUS > 3.875VDC
TX = 5VDC
TX = 0VDC
Normal Mode
4X Mode
2
0.8
V
V
110
µA
0
µA
1.4
V
10/18
DocID7510 Rev 2
Share Link: