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LM3488MM 数据表(PDF) 4 Page - Texas Instruments

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部件名 LM3488MM
功能描述  LM3488/-Q1 High-Efficiency, Low-Side, N-Channel Controller for Switching Regulators
Download  37 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

LM3488MM 数据表(HTML) 4 Page - Texas Instruments

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LM3488, LM3488-Q1
SNVS089N – JULY 2000 – REVISED DECEMBER 2014
www.ti.com
6.2 Handling Ratings : LM3488
MIN
MAX
UNIT
Tstg
Storage temperature range
–65
150
°C
Human body model (HBM), per ANSI/ESDA/JEDEC JS-001, all
–2000
2000
pins(1)
V(ESD)
Electrostatic discharge
V
Charged device model (CDM), per JEDEC specification
–750
750
JESD22-C101, all pins(2)
(1)
JEDEC document JEP155 states that 500-V HBM allows safe manufacturing with a standard ESD control process.
(2)
JEDEC document JEP157 states that 250-V CDM allows safe manufacturing with a standard ESD control process.
6.3 Handling Ratings: LM3488-Q1
MIN
MAX
UNIT
Tstg
Storage temperature range
–65
150
°C
Human body model (HBM), per AEC Q100-002(1)
–2000
2000
Corner pins (1, 4, 5,
–750
750
V(ESD)
Electrostatic discharge
V
Charged device model (CDM), per
and 8)
AEC Q100-011
Other pins
–750
750
(1)
AEC Q100-002 indicates HBM stressing is done in accordance with the ANSI/ESDA/JEDEC JS-001 specification.
6.4 Recommended Operating Conditions
MIN
MAX
UNIT
Supply Voltage
2.97
≤ VIN
VIN ≤ 40
V
Junction Temperature Range
−40 ≤ TJ
TJ ≤ 125
°C
Switching Frequency
100
≤ FSW
FSW ≤ 1 kHz/MH
z
6.5 Thermal Information
LM3488,
LM3488-Q1
THERMAL METRIC(1)
UNIT
DGK
8 PINS
RθJA
Junction-to-ambient thermal resistance
160
RθJC(top)
Junction-to-case (top) thermal resistance
50
RθJB
Junction-to-board thermal resistance
77
°C/W
ψJT
Junction-to-top characterization parameter
4.7
ψJB
Junction-to-board characterization parameter
76
(1)
For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
6.6 Electrical Characteristics
Unless otherwise specified, VIN = 12 V, RFA = 40 kΩ, TJ = 25°C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VFB
Feedback Voltage
VCOMP = 1.4 V, 2.97 ≤ VIN ≤ 40 V
1.2507
1.26
1.2753
V
VCOMP = 1.4 V, 2.97 ≤ VIN ≤ 40 V,
1.24
1.28
−40°C ≤ TJ ≤ 125°C
ΔVLINE
Feedback Voltage Line Regulation
2.97
≤ VIN ≤ 40 V
0.001
%/V
ΔVLOAD
Output Voltage Load Regulation
IEAO Source/Sink
±0.5
%/V
(max)
VUVLO
Input Undervoltage Lock-out
2.85
V
−40°C ≤ TJ ≤ 125°C
2.97
VUV(HYS)
Input Undervoltage Lock-out Hysteresis
170
mV
−40°C ≤ TJ ≤ 125°C
130
210
4
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Copyright © 2000–2014, Texas Instruments Incorporated
Product Folder Links: LM3488 LM3488-Q1


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