Datasheet > ADUM7704BRWZ-RL7

ADUM7704BRWZ-RL7

更新时间： 2022-05-14 22:21:08

品牌	Logo	应用领域
亚德诺 - ADI		/
页数	文件大小	规格书
22页	384K
描述
16-Bit, Isolated, Sigma-Delta Modulator

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ADUM7704BRWZ-RL7 数据手册

ADuM7704

Data Sheet

DIN V VDE V 0884-10 INSULATION CHARACTERISTICS

This isolator is suitable for reinforced electrical isolation only within the safety limit data. Maintenance of the safety data is ensured by

means of protective circuits.

Table 6.

Description

Symbol

Characteristic Unit

INSTALLATION CLASSIFICATION PER DIN VDE 0110

For Rated Mains Voltage ≤300 V rms

For Rated Mains Voltage ≤450 V rms

I to IV

40/125/21

For Rated Mains Voltage ≤600 V rms

CLIMATIC CLASSIFICATION

POLLUTION DEGREE (DIN VDE 0110, TABLE 1)

MAXIMUM WORKING INSULATION VOLTAGE

INPUT TO OUTPUT TEST VOLTAGE, METHOD B1

V_IORM× 1.875 = V_PR, 100% Production Test, t_m= 1 Second, Partial Discharge < 5 pC

INPUT TO OUTPUT TEST VOLTAGE, METHOD A

After Environmental Test Subgroup 1

V_IORM

1270

V_PEAK

V_PD(M)

V_PR(M)

2344

V_IORM× 1.6 = V_PR, t_m= 60 sec, Partial Discharge < 5 pC

After Input and/or Safety Test Subgroup 2/Safety Test Subgroup 3

V_IORM× 1.2 = V_PR, t_m= 60 sec, Partial Discharge < 5 pC

HIGHEST ALLOWABLE OVERVOLTAGE (TRANSIENT OVERVOLTAGE, t_TR= 10 sec)

SURGE ISOLATION VOLTAGE

1.2 µs Rise Time, 50 µs, 50% Fall Time

SAFETY LIMITING VALUES (MAXIMUM VALUE ALLOWED IN THE EVENT OF A FAILURE)¹

Case Temperature

2032

V_PEAK

1524

8000

V_PEAK

V_IOTM

V_IOSM

8000

150

V_PEAK

°C

T_S

Side 1 (P_VDD1) and Side 2 (P_VDD2) Power Dissipation

16-Lead SOIC_W

8-Lead SOIC_IC

P_SO

1.43

1.19

>10⁹

Ω

INSULATION RESISTANCE AT T_S, VOLTAGE INPUT TO OUTPUT (V_IO) = 500 V

R_IO

¹See Figure 3.

2.0

16-LEAD SOIC_W

8-LEAD SOIC_IC

1.8

1.6

1.4

1.2

1.0

0.8

0.6

0.4

0.2

100

150

200

AMBIENT TEMPERATURE (°C)

Figure 3. Thermal Derating Curve, Dependence of Safety Limiting Values with Case Temperature per DIN V VDE V 0884-10

Rev. 0 | Page 6 of 22

1...3 4 567 8 9...22

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