ZHCSNK5B March   2021  – November 2023 TPS3704-Q1

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Device Nomenclature
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
    7. 6.7 Timing Diagrams
    8. 6.8 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagrams
    3. 7.3 Feature Description
      1. 7.3.1 VDD
      2. 7.3.2 SENSEx Input
        1. 7.3.2.1 Immunity to SENSEx Pins Voltage Transients
          1. 7.3.2.1.1 SENSEx Hysteresis
      3. 7.3.3 RESETx/RESETx
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Operation (VDD > VDD(MIN))
      2. 7.4.2 Undervoltage Lockout (VPOR < VDD < UVLO)
      3. 7.4.3 Power-On Reset (VDD < VPOR)
  9. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Voltage Threshold Accuracy
      2. 8.1.2 Adjustable Voltage Thresholds
    2. 8.2 Typical Applications
      1. 8.2.1 Design 1: Multi-Rail Window Monitoring for Microcontroller Power Rails
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
      2. 8.2.2 Design 2: Manual Self-Test Option for Enhanced Functional Safety Use Cases
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
      1. 8.3.1 Power Supply Guidelines
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Device Nomenclature
    2. 9.2 接收文档更新通知
    3. 9.3 支持资源
    4. 9.4 Trademarks
    5. 9.5 静电放电警告
    6. 9.6 术语表
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

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9.1 Device Nomenclature

Figure 4-1 in Section 4 and Table 9-1 describe how to decode the function of the device based on its part number listed in Table 9-3.

Table 9-1 Device Naming Convention
DESCRIPTIONNOMENCLATUREVALUE
Generic part numberTPS3704x-Q1TPS3704x-Q1
Channel options1One-channel option
2Dual-channel option
3Triple-channel option
4Quad-channel option
Detection optionsAx, Bx, Cx,...See Table 9-3
Variant code (output topology)OOpen-drain, active-low
LPush-pull, active-low
HPush-pull, active-high
Reset time delay optionA20-μs reset time delay
B1-ms reset time delay
C2-ms reset time delay
D3-ms reset time delay
E5-ms reset time delay
F10-ms reset time delay
G15-ms reset time delay
H20-ms reset time delay
I25-ms reset time delay
J35-ms reset time delay
K40-ms reset time delay
L50-ms reset time delay
M70-ms reset time delay
N100-ms reset time delay
O140-ms reset time delay
P150-ms reset time delay
R200-ms reset time delay
S280-ms reset time delay
T400-ms reset time delay
U560-ms reset time delay
V800-ms reset time delay
W1120-ms reset time delay
X1200-ms reset time delay
PackageDDFSOT-23 8-pin (1.6 mm × 2.9 mm)
ReelRLarge reel
Automotive versionQ1Q100 AEC
Table 9-2 Device Threshold Table
ORDERABLE PART NAME VARIANT(4) NUM OF CHAN. RESET TIME SENSE1(3)(5) SENSE2(3)(5) SENSE3(3)(5) SENSE4(3)(5)
TPS37042BJOFDDFRQ1

ADJ

2

10ms

0.8V (±4%)

 0.8V (±4%)

-

-

TPS37042A3OFDDFRQ1

Fixed

2

10ms

3.3V (±5%)

 1.2V (±5%)

-

-

TPS37042ZJOFDDFRQ1(1)

Fixed

2

10ms

1.95V (±4%)

3.8V (±6%)

-

-
TPS37043DJOFDDFR(1) ADJ/Fixed 3 10 ms

3.3V (-11%)

1.2V (-11%)

 0.8V (-8%) -

TPS37043A4OFDDFRQ1

Fixed

3

10ms

 2.8V (±5%) 1.8V (±5%) 1.2V (±5%)

-

TPS37043A8OFDDFRQ1

Fixed

3

10ms

 3.3V (±5%) 1.8V (±5%) 1.0V (±5%)

-

TPS37043CPOFDDFRQ1(1)

 ADJ/Fixed

3

10ms

3.3V (±4%)

0.75V (±4%)

0.8V (±3%)

-

TPS37043ZJOFDDFRQ1(1)

Fixed

3

10ms

0.95V (±4%)

1.35V (±4%)

1.8V (±4%)

-

TPS37043LJOFDDFRQ1(1)

 ADJ

3

10ms

0.4V (±5%)

0.4V (±5%)

0.8V (±5%)

-

TPS37043CJOFDDFRQ1(1)

ADJ

3

10ms

0.8V (±6%)

0.8V (±6%)

0.8V (±6%)

-

TPS37043MJOFDDFRQ1(1)

ADJ

3

10ms

0.4V (±7%)

0.4V (±7%)

0.8V (±7%)

-

TPS37043A5OFDDFRQ1 (1)

Fixed

3

10ms

3.3V (±4%)

1.8V (±4%)

1.2V (±4%)

-

TPS37043BJOFDDFRQ1

ADJ

3

10ms

 0.8V (±4%) 0.8V (±4%) 0.8V (±4%)

-
TPS37044BJOFDDFR ADJ 4 10 ms 0.8 V (±4%) 0.8 V (±4%) 0.8 V (±4%) 0.8 V (±4%)
TPS37044LJOJDDFR(1) ADJ 4 35ms

0.4V (±5%)

0.4V (±5%)

0.8V (±5%)

0.8V (±5%)

TPS37044BJOFDDFRQ1

ADJ

4

10ms

 0.8V (±4%) 0.8V (±4%) 0.8V (±4%) 0.8V (±4%)

TPS37044CJOFDDFRQ1(1)

ADJ

4

10ms

0.8V (±6%)

0.8V (±6%)

0.8V (±6%)

0.8V (±6%)

TPS37044MJOFDDFRQ1(1)

ADJ

4

10ms

0.4V (±7%)

0.4V (±7%)

0.8V (±7%)

0.8V (±7%)

TPS37044A4OGDDFRQ1

Fixed

4

15ms

 3.3V (±8%) 1.8V (±4%) 1.15V (±6%) 1.15V (±6%)
(1) Preview, contact TI sales representatives or on TI's E2E forum for details and availability of other options
(3) Listed percentage denotes window tolerance, see Figure 6-1 for more information
(5) VIT threshold of 0.8V and 0.4V signifies an adjustable channel
(4) ADJ denotes an adjustable voltage threshold set by an external resistor divider, see Adjustable Voltage Thresholds for more information