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参数资料
| 型号： | ADUM7234BRZ |
| 厂商： | ANALOG DEVICES INC |
| 元件分类： | 外设及接口 |
| 英文描述： | Isolated Precision Half-Bridge Driver, 4 A Output, 16 Pin SOIC, Ind Temp |
| 中文描述： | 4 A HALF BRIDGE BASED PRPHL DRVR, PDSO16 |
| 封装： | ROHS COMPLIANT, MS-012AC, SOIC-16 |
| 文件页数： | 7/12页 |
| 文件大小： | 266K |
| 代理商： | ADUM7234BRZ |
ADuM7234
Rev. A | Page 4 of 12
PACKAGE CHARACTERISTICS
Table 2.
Parameter
Symbol
Min
Typ
Max
Unit
Test Conditions
Resistance (Input-to-Output)1
RI-O
1012
Ω
Capacitance (Input-to-Output)1
CI-O
2.0
pF
f = 1 MHz
Input Capacitance
CI
4.0
pF
IC Junction-to-Ambient Thermal Resistance
θJA
76
°C/W
1 The device is considered a 2-terminal device: Pin 1 through Pin 8 are shorted together, and Pin 9 through Pin 16 are shorted together.
INSULATION AND SAFETY-RELATED SPECIFICATIONS
Table 3.
Parameter
Symbol
Value
Unit
Conditions
Rated Dielectric Insulation Voltage
1000
V rms
1 minute duration
Minimum External Air Gap (Clearance)
L(I01)
4.0 min
mm
Measured from input terminals to output terminals,
shortest distance through air
Minimum External Tracking (Creepage)
L(I02)
4.0 min
mm
Measured from input terminals to output terminals,
shortest distance path along body
Minimum Internal Gap (Internal Clearance)
0.025 min
mm
Insulation distance through insulation
Tracking Resistance (Comparative Tracking Index)
CTI
>600
V
DIN IEC 112/VDE 0303 Part 1
Isolation Group
I
Material Group (DIN VDE 0110, 1/89, Table 1)
Maximum Working Voltage Compatible with
50 Years Service Life
VIORM
354
V peak
Continuous peak voltage across the isolation
barrier
RECOMMENDED OPERATING CONDITIONS
Table 4.
Parameter
Symbol
Min
Max
Unit
Operating Temperature
TA
40
+105
°C
Input Supply Voltage1
VDD1
4.5
5.5
V
Output Supply Voltages1
VDDA, VDDB
12
18
V
Input Signal Rise and Fall Times
100
ns
Common-Mode Transient Immunity, Input-to-Output2
35
+35
kV/μs
Common-Mode Transient Immunity, Between Outputs2
35
+35
kV/μs
Transient Immunity, Supply Voltages2
35
+35
kV/μs
1 All voltages are relative to their respective ground.
2 See the Common-Mode Transient Immunity section for additional data.
REGULATORY INFORMATION
The ADuM7234 is approved by the organization listed in Table 5.
Table 5.
UL (Pending)
Recognized under 1577 component recognition program1
Single/basic insulation, 1000 V rms isolation voltage
File E214100
1 In accordance with UL 1577, each ADuM7234 is proof tested by applying an insulation test voltage of 1200 V rms for 1 sec (current leakage detection limit = 5 μA).
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