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L5962 数据表(PDF) 13 Page - STMicroelectronics

部件名 L5962
功能描述  Multiple linear/switching voltage regulator for car-radio
PDF  24 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L5962 数据表(HTML) 13 Page - STMicroelectronics

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L5962
Electrical specification
Doc ID 16819 Rev 2
13/24
HSD1
VdropHSD1
Output saturation
Iload = 0.5 A
-
-
500
mV
IleakHSD1
Leakage current
HSD off
output shorted to GND
--
10
µA
IshortHSD1
Short circuit current limit
-
0.75
-
1.5
A
TSHSD1
Thermal shut-down
temperature
Temperature rising
150
-
190
°C
HYSTS-HSD1
Hysteresis on thermal shut-
down temperature
-5
-
15
°C
HSD2
VdropHSD2
Output saturation
Iload = 0.5 A
-
-
500
mV
IleakHSD2
Leakage current
HSD off
output shorted to GND
--
10
µA
IshortHSD2
Short circuit current limit
-
0.75
-
1.5
A
TSHSD2
Thermal shut-down
temperature
Temperature rising
150
-
190
°C
HYSTS-HSD2
Hysteresis on thermal shut-
down temperature
-5
-
15
°C
Switching regulator
VoutSW
Output voltage
Selectable through external
resistor divider
1.2
-
8
V
ILOADmaxSW
Load current limitation
VoutSW decreasing of
100 mV (1)
CLIM = 0 V
CLIM = 5 V
1.2
2.5
-
3
6
A
fsw
Free-run switching frequency
-
150
180
210
kHz
VFB
FB voltage
-
970
-
1030
mV
VdropSW
Dropout voltage
VoutSW = 8 V
IloadSW = 2.5 A
(1)
--
1.2
V
fSYNC
Switching frequency selectable
through SYNC pin
-
220
-
400
kHz
η
Efficiency
free run frequency (1)
VoutSW = 8 V; Iload = 2.5 A
85
-
-
%
SRSS
Soft-start pin slew rate
CSOST = 10 nF
(1)
--
10
V/ms
TSSW
Thermal shut-down
temperature
Temperature rising
150
-
190
°C
HYSSW
Hysteresis on thermal shut-
down temperature
-5
-
15
°C
Table 5.
Electrical characteristics (continued)
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit



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