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UCD3138RMHR.A Folha de dados(PDF) 15 Page - Texas Instruments

Nome de Peças UCD3138RMHR.A
Descrição Electrónicos  UCD3138 Highly Integrated Digital Controller for Isolated Power
PDF  99 Pages
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Fabricante Electrônico  TI2 [Texas Instruments]
Página de início  https://www.ti.com
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UCD3138RMHR.A Folha de dados(HTML) 15 Page - Texas Instruments

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8.5 Electrical Characteristics
V33A = V33D = V33DIO = 3.3 V; 1 μF from BP18 to DGND, TJ = –40°C to 125°C (unless otherwise noted)
PARAMETER
TEST CONDITION
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
I33A
Measured on V33A. The device is
powered up but all ADC12 and EADC
sampling is disabled
6.3
mA
I33DIO
All GPIO and communication pins are
open
0.35
mA
I33D
ROM program execution
60
mA
I33D
Flash programming in ROM mode
70
mA
I33
The device is in ROM mode with all
DPWMs enabled and switching at 2
MHz. The DPWMs are all unloaded.
100
mA
ERROR ADC INPUTS EAP, EAN
EAP – AGND
–0.15
1.998
V
EAP – EAN
–0.256
1.848
V
Typical error range
AFE = 0
–256
248
mV
EAP – EAN Error voltage digital resolution
AFE = 3
0.8
1
1.20
mV
AFE = 2
1.7
2
2.30
mV
AFE = 1
3.55
4
4.45
mV
AFE = 0
6.90
8
9.10
mV
REA
Input impedance (See Figure 8-4)
AGND reference
0.5
MΩ
IOFFSET Input offset current (See Figure 8-4)
–5
5
μA
EADC offset
Input voltage = 0 V at AFE = 0
–2
2
LSB
Input voltage = 0 V at AFE = 1
–2.5
2.5
LSB
Input voltage = 0 V at AFE = 2
–3
-3
LSB
Input voltage = 0 V at AFE = 3
–4
4
LSB
Sample Rate
16
MHz
Analog Front End Amplifier Bandwidth
100
MHz
A0
Gain
See Figure 8-5
1
V/V
Minimum output voltage
100
mV
EADC DAC
DAC range
0
1.6
V
VREF DAC reference resolution
10 bit, No dithering enabled
1.56
mV
VREF DAC reference resolution
With 4 bit dithering enabled
97.6
μV
INL
–3.0
3.0
LSB
DNL
Does not include MSB transition
–2.1
1.6
LSB
DNL at MSB transition
–1.4
LSB
DAC reference voltage
1.58
1.61
V
τ
Settling Time
From 10% to 90%
250
ns
ADC12
IBIAS
Bias current for PMBus address pins
9.5
10.5
μA
Measurement range for voltage monitoring
0
2.5
V
Internal ADC reference voltage
–40°C to 125°C
2.475
2.500
2.525
V
Change in Internal ADC reference from
25°C reference voltage(1)
–40°C to 25°C
–0.4
mV
25°C to 85°C
–1.8
25°C to 125°C
–4.2
www.ti.com
UCD3138
SLUSAP2J – MARCH 2012 – REVISED NOVEMBER 2021
Copyright © 2021 Texas Instruments Incorporated
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Product Folder Links: UCD3138



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