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TPSM84A22 датащи(PDF) 6 Page - Texas Instruments

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номер детали TPSM84A22
подробное описание детали  8-V to 14-V Input, 0.508-V to 1.35-V Output, 10-A SWIFT Power Module
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производитель  TI1 [Texas Instruments]
домашняя страница  http://www.ti.com
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TPSM84A21
SLVSDF7 – DECEMBER 2016
www.ti.com
Product Folder Links: TPSM84A21
Submit Documentation Feedback
Copyright © 2016, Texas Instruments Incorporated
Electrical Characteristics (continued)
Over –40°C to +85°C free-air temperature range, VIN = 12 V, VOUT = 1.0 V, IOUT = IOUT max, FSW = 4 MHz,
External CIN = 2 × 22 µF 25 V 1210 ceramic plus 1 × 100 µF electrolytic (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
(3)
Internal to the device, 66.1 µF (nominal) ceramic input capacitance is present. This device does not require additional input capacitance.
If adding additional input capacitance, locate the capacitors close to the device.
(4)
Internal to the device, 185 µF (nominal) ceramic output capacitance is present. This device does not require additional output
capacitance to operate. Adding additional output capacitance near the load improves the response of the device to load transients.
(5)
The maximum output capacitance listed in the table is the maximum amount that has been tested and validated for proper start-up,
stability, and transient response. It may be possible to operate with additional output capacitance, however, additional validation is
required.
PERFORMANCE
ƞ
Efficiency(2)
VIN = 12 V, IOUT = 5 A
VOUT = 0.8 V, VG = open
79.8%
VOUT = 0.8 V, VG = 5 V
82.5%
VOUT = 1.0 V, VG = open
82.6%
VOUT = 1.0 V, VG = 5 V
84.9%
VOUT = 1.2 V, VG = open
84.5%
VOUT = 1.2 V, VG = 5 V
86.5%
Transient Response(2)
1 A/µs load step,
25% to 75% IOUT(max),
COUT= 0 µF
VOUT over/undershoot
10
mV
Recovery Time
10
µs
5 A/µs load step,
25% to 75% IOUT(max),
COUT= 0 µF
VOUT over/undershoot
25
mV
Recovery Time
10
µs
SOFT START
TSS
Internal soft start time(2)
4.1
ms
INTERNAL REGULATOR (VG)
VVG
VG pin output voltage
4.4
4.8
5.0
V
ENABLE AND UNDER-VOLTAGE LOCK-OUT (EN/UVLO)
VEN
EN threshold range
1.17
1.23
1.27
V
IEN
Input current
EN threshold + 50 mV
–4
µA
Hysteresis current
EN threshold – 50 mV
–1
µA
POWER GOOD (PGOOD)
VPGOOD
PGOOD Thresholds (2)
VVOUT falling (Fault)
89%
VVOUT rising (Good)
95%
VVOUT rising (Fault)
109%
VVOUT falling (Good)
104%
Minimum VIN for valid
PGOOD(2)
VPGOOD ≤ 0.5 V at 100 µA
1.2
2.75
V
PGOOD Low Voltage
IPGOOD = 1.7 mA
0.25
0.3
V
THERMAL SHUTDOWN
Thermal shutdown threshold
135
°C
Thermal shutdown hysteresis
20
°C
CAPACITANCE
CIN
External Input Capacitance
Ceramic type
0(3)
44
µF
Non-ceramic type
0(3)
100
µF
COUT
External Output Capacitance
Ceramic type
0(4)
1000(5)
µF
Non-ceramic type
0(4)
2200(5)
µF
Equivalent series resistance (ESR)
35


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