Datasheet 3D Model

WA8759 Flyback Transformer

for Texas Instruments TIDA-01505

Designed for Texas Instruments Automotive 40 V to 1 kV Input Flyback Reference Design Supporting Regenerative Braking Safety Test
AEC-Q200 Grade 1 (−40°C to +125°C)
5700 Vrms, one minute isolation (hipot) from primary and auxilliary to secondary winding; 2000 Vrms pri to aux

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典型应用

与Texas Instruments TIDA-01505一起使用

输入电压	输出 1			功率	Fsw
输入电压	Sec	Aux1	Aux2	功率	Fsw
40 V — 1000 V	15 V , 4 A	20 V , 0.035 A	5 V , 0.035 A	60 W	250 kHz

规格

Electrical specifications at 25°C.

零件号 (Hover for schematics)	0A时的电感 (mH) 2 (公差: ±10%)	最小电感 1.9 A (mH)	DCR max				最大漏电感 (µH) 3	匝数比 4	隔离电压 (Vrms) 5
零件号 (Hover for schematics)	0A时的电感 (mH) 2 (公差: ±10%)	最小电感 1.9 A (mH)	Pri (Ω)	Sec (mΩ)	Aux1 (mΩ)	Aux2 (mΩ)	最大漏电感 (µH) 3	Pri : Sec : Aux1 : Aux2	隔离电压 (Vrms) 5
WA8759-AL	1.50	1.35	3.10	70.00	1300.00	340.00	34.0	1 : 0.083 : 0.109 : 0.026	5700

注释

Output is for the secondary. Output of Aux1 is 20 V, 35 mA; Output of Aux2 is 5 V, 35 mA.
Inductance is for the primary, measured at 150 kHz, 0.1 Vrms, 0 Adc.
Leakage inductance is for the primary winding with the secondary windings shorted.
Turn Ratios specified are with no core gap.
5700 Vrms, one minute isolation (hipot) from primary and auxilliary to secondary winding.
2000 Vrms pri to aux.

端子:

RoHS-compliant. 260°C compatible. Tin-silver-copper over tin over nickel over
phos bronze.

环境

环境:

符合RoHS

环境温度范围:

–40°C to +125°C

储存温度范围:

Component: –40°C to +165°C
Tray packaging: –40°C to +80°C

最高元件温度:

+165°C (ambient + temp rise).

故障率（FIT）/平均故障间隔时间（MTBF）:

See FIT/MTBF Calculations

原理图

物理特性

一般规格

核心材料:

Ferrite

重量:

35.5 g

包装:

16 parts per tray

焊接/清洗

湿气敏感度等级（MSL）:

1 (unlimited floor life at <30°C / 85% relative humidity)

抗焊接热:

Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles

焊接之前，请参阅焊接线艺元件。

PCB清洗:

Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. More info.

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