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L6610D Scheda tecnica(PDF) 9 Page - STMicroelectronics

Il numero della parte L6610D
Spiegazioni elettronici  DIGITALLY PROGRAMMABLE SECONDARY HOUSEKEEPING CONTROLLER
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6610D Scheda tecnica(HTML) 9 Page - STMicroelectronics

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L6610
DFIOH
DFAULT output high source
current
Overvoltage condition
VDFAULT = 1.5V
-25
-50
-95
mA
DFVOH
DFAULT output high voltage
IDFAULT = 0mA, Tamb = 25
oC,
Overvoltage condition
2.1
2.4
2.7
V
VOUT
DFAULT output low voltage
IDFAULT = 1mA, no faults
0.3
0.5
0.7
V
DFAULT OV debounce
Minimum OV pulse before
DFAULT is latched.
468
µs
DFAULT UV debounce
Minimum UV pulse before
DFAULT is latched.
250
450
650
µs
START-UP / SHUTDOWN FUNCTIONS
t5
DFAULT UV blanking delay
Delay from VDD(on) to DFAULT
UV active.
44
64
84
ms
t1
MFAULT UV/OC blanking delay
Delay from ACSNS high to Main
UV/OC active
44
64
84
ms
t2
PW-OK blanking delay
Main’s UV good to PW-OK high
175
250
325
ms
t4
(tDELAY)
PS-ON delay time
Delay from PS-ON input to
MFAULT
1.75
2.5
3.25
ms
VIH
PS-ON Input High Voltage
IIN = -200µA
2.0
V
VIL
PS-ON Input Low Voltage
0.8
V
PS-ON Input high clamp
IPS-ON = 100 µA
Vdd
+0.7
V
RPS-ON
PS-ON Pull-up to VDD
VPS-ON = 0V
25
50
100
K
t3
PS-ON debounce
PS-ON input minimum pulse
width for a valid logic change.
50
75
100
ms
tSS
Error Amp. A Soft-Start period
VFB quasi-monothonic ramp from
0 to 2.5V
8ms
VSTEP
Soft Start Step
Ramp 0V to 2.5V
39
mV
VOLTAGE REFERENCE (BUFFERED EXTERNAL PIN)
VREF
Output Voltage
IREF = 1 - 5 mA; CREF = 47nF
2.375
2.50
2.625
V
ISC
Short circuit current
VREF = 0
10
20
mA
MAIN CONVERTER FEEDBACK (ERROR AMPLIFIER A)
VFB
Input Voltage
Tj = 25° C
2.375
2.50
2.625
V
Trim Range
About nominal
-5
+5
%
Trim resolution
0.64
%
ELECTRICAL CHARACTERISTCS (continued)
(unless otherwise specified: TJ = 0 to 105°C; VDD = 5V, V3V3 = 3.3V, V5V = 5V, V-12V = -12V, V-5V = -5V,
VDmon = VDD, PS-ON = low)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit


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