L5953_07 STMICROELECTRONICS [STMicroelectronics], L5953_07 Datasheet - Page 11

• Manufacturer Part Number: L5953_07
• Description: Multiple switching voltage regulator
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

L5953
Table 5.
Table 6.
Table 7.
IRQ - Interrupt request pin
Recommended DC operating voltage
Input parameters (Tamb = 25°C, f = 1MHz)
HSD1W1
HSD1W2
HSD2W1
HSD2W2
HSD2W3
HSD1W2
Symbol
Symbol
Symbol
IRQ-H
IRQ-L
V
TEST
V
THW
R
V
I
t
I
C
C
CThy
CT1
LPF
CTth
RH
CT2
SPI
IN
IN
Electrical characteristics (continued) (T
Diagnostic parameters
SPI interface
Reset output leakage
Delay comparator threshold
Delay comparator threshold
hysteresis
Timing capacitor output source
current
Timing capacitor output pull-down
equivalent resistor
High side driver 1 overcurrent
warning activation
High side driver 1 open load
warning activation
High side driver 1 v
warning activation in test mode
High side driver 2 overcurrent
warning activation
High side driver 2 open load
warning activation
High side driver 2 v
warning activation in test mode
Thermal warning activation
IRQ low voltage
IRQ leakage
Alt
Supply voltage for SPI I/O
Input capacitance (D)
Input capacitance (others pins)
Input signal pulse width
Parameter
Parameter
dd
dd
short
short
Parameter
HSD1 output voltage in test mode
HSD1 in test mode
measure V
HSD2 output voltage in test mode
HSD2 in test mode
measure V
I
V
V
o
RT
irq
= 1mA
= 5V
= V
STBY
Test condition
Test condition
amb
VDD-LIN
VDD-LIN
Block diagram and electrical specifications
= 25°C, V
Test conditions
-V
-V
HSD1
HSD1
DD
= 14.4V)
Min.
Min.
1
1
Min.
3
V
0.5 x
Typ.
Typ.
180
150
145
STBY
7.5
1.5
0.5
1.5
1
3
3
Max.
5.5
10
Max.
Max.
8
6
0.4
10
2
2
1
Unit
Unit
Unit
pF
pF
mV
ns
11/31
μA
μA
μA
V
°C
Ω
V
V
A
V
A
V
V