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SC531 датащи(PDF) 3 Page - Semtech Corporation

номер детали SC531
подробное описание детали  Triple Low-side FET Driver with Digitally Controlled Current Limit
PDF  15 Pages
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производитель  SEMTECH [Semtech Corporation]
домашняя страница  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC531 датащи(HTML) 3 Page - Semtech Corporation

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SC531
3
Exceeding the above specifications may result in permanent damage to the device or device malfunction. Operation outside of the parameters
specified in the Electrical Characteristics section is not recommended.
NOTES:
() Tested according to JEDEC standard JESD22-A4-B.
(2) Calculated from package in still air, mounted to 3” x 4.5”, 4 layer FR4 PCB with thermal vias under the exposed pad per JESD5 standards.
Absolute Maximum Ratings
PVDD, PVDD2, PVDD3 (V) . . . . . . . . . . . . . . . . . -0.3 to +5.0
VCC (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +3.6
VREFH, CSENSE (V) . . . . . . . . . . . . . . . . . . . -0.3 to +(VCC+0.3)
ZVS, ZVSP, ZVSN(V). . . . . . . . . . . . . . . . . . . -0.3 to +(VCC+0.3)
DIN, CS, CLK, A0 (V) . . . . . . . . . . . . . . . . . . . -0.3 to +(VCC+0.3)
VREF, IN3, CLF, OE2B (V) . . . . . . . . . . . . . . . -0.3 to +(VCC+0.3)
BLANKB, IN, DAC, CSB (V) . . . . . . . . . . . . . -0.3 to +(VCC+0.3)
OUT, OUT2, OUT3 (V) . . . . . . . . . . . . . . . . . . . . . - to +PVDD
ESD Protection Level() (kV) . . . . . . . . . . . . . . . . . . . . . . . . . 2 k V
PGND, PGND2, PGND3, VREFL to GND (V). . . -0.3 to +0.3
NOTES: Voltages are all referenced to GND (Pin 8).
Recommended Operating Conditions
Ambient Temperature Range (°C). . . . . . . . -40 < T
A < +5
PVDD, PVDD2, PVDD3 (V) . . . . . . . . . . . . . . 6 < PV
DD < 2
V
CC (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5 < Vcc < 3.46
Maximum input Current for ZVSP, ZVSN (mA) . . . . . . . <40
NOTES: PGND, PGND2, PGND3 must be tied to GND.
Thermal Information
Thermal Resistance, Junction to Ambient(2)(°C/W). . . 32.5
Maximum Junction Temperature (°C) . . . . . . . . . . . . . . +25
Storage Temperature Range (°C) . . . . . . . . . . . -65 to +50
Peak IR Reflow Temperature (0s to 30s) (°C) . . . . . . +260
Unless otherwise noted, T
A = +25°C for Typ, -40ºC to +5°C for Min and Max, TJ(MAX) = 25ºC, PVDD = 6V to 2V, Vcc = 3.5V to 3.46V, bypass capaci-
tor on PV
DD, VCC = 2.2µF, VREF = VREFH = 0.µF
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Supply Section
Combined PVDD Quiescent Current
I
PVDDL
Not switching, CSB=, IN = IN3 = OE2B = low
.5
2.5
mA
Combined PVDD Quiescent Current
I
PVDDH
Not switching, CSB=, IN = IN3 = VCC, OE2B = low
2.2
3.5
mA
V
CC Quiescent Current
I
VCC
Not switching, CSB=
0.8
.4
mA
PVDD UVLO Enable Voltage
PV
ENABLE
PVDD rising: UVLO sensing on PVDD only
4.25
4.5
4.75
V
PVDD UVLO Hysteresis
PV
HYS
UVLO sensing on PVDD only
250
mV
V
CC UVLO Threshold
VCC
UVLO(TH)
V
CC rising
2.65
2.8
2.95
V
V
CC UVLO Hysteresis
VCC
UVLO(HYS)
V
CC falling
00
mV
Digital Section
Digital Input High
V
IH
IN, DIN, CSB, CLK, A0, IN3, OE2B
2.
V
Digital Input Low
V
IL
IN, DIN, CSB, CLK, A0, IN3, OE2B
0.8
V
Digital Input High (BLANKB)
V
IH_BLNK
2.
V
Digital Input Low (BLANKB)
V
IL_BLNK
0.4
V
Electrical Characteristics



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