引脚定义与内部结构
| 引脚 | 符号 | 名称 |
|---|---|---|
| 1 | Anode | |
| 3 | Cathode | |
| 4 | Drain | |
| 6 | Drain | |
| 5 | Internal Circuit |
数据来源：原厂规格书引脚图
关键参数速览
- 正向电压 VF
- 1.4
- 正向电流 IF
- 50
- 隔离电压 VISO
- 3750
- 工作温度 TA
- -40 to 85
产品特点 Features
- (1) Halogen-free
- For details, see "Devices in Halogen-Free Resin Packages" at the end of this datasheet.
- (2) Operating temperature range: 110�(max)
- (3) Normally opened (1-Form-A)
- (4) OFF-state output terminal voltage: 60 V (min)
- (5) Trigger LED current: 3 mA (max)
- (6) ON-state current: 1.4A (max)
- (7) ON-state resistance: 0.25 Ω (max)
- TLP3122A
- 6. Absolute Maximum Ratings (Note) (Unless otherwise specified, T = 25 �)
- Characteristics Symbol Note Rating Unit
- LED Input forward current I 50 mA
- Input forward current derating (T ≥ 25 �) ∆I /∆T -0.5 mA/� a F a
- Input forward current (pulsed) (100 µs pulse, 100 pps) I 1 A
- Input power dissipation P 50 mW
- Input power dissipation derating (T ≥ 25 �) ∆P /∆T -0.5 mW/� a D a
绝对最大额定值 Absolute Maximum Ratings（TA = 25°C）
超过下表数值可能造成器件永久损坏，设计时请留余量。
| 特性 | 符号 | 备注 | 额定值 | 单位 |
|---|---|---|---|---|
| LED Input forward current | I | 50 | mA | |
| Input forward current derating (T ≥ | 25 �) ∆I /∆T | -0.5 | mA/� | |
| Input forward current (pulsed) (100 µs | pulse, 100 pps) I | 1 | A | |
| Input power dissipation | P | 50 | mW | |
| Input power dissipation derating (T ≥ | 25 �) ∆P /∆T | -0.5 | mW/� | |
| Junction temperature | T | 105 | � | |
| Detector OFF-state output terminal voltage | V | 60 | V | |
| ON-state current | I | 1.4 | A | |
| ON-state current derating (T ≥ a | 25 �) ∆I /∆T ON a | -14.0 | mA/� | |
| ON-state current (pulsed) (t = 100 ms, | duty = 1/10) I | 4.2 | A | |
| Output power dissipation | P | 400 | mW | |
| Output power dissipation derating (T ≥ | 25 �) ∆P /∆T | -4.0 | mW/� | |
| Junction temperature | T | 105 | � | |
| Common Storage temperature | T | -55 to 125 | � | |
| Case temperature | T | 105 | � | |
| Operating temperature | T | -40 to 85 | � | |
| Lead soldering temperature (10 | s) T | 260 | � | |
| Isolation voltage (AC, 60 s, | R.H. ≤ 60 %) BV | (Note 1) | 3750 | Vrms |
数据来源：原厂规格书
安全与绝缘额定值（DIN EN/IEC 60747−5−5）
| 特性 | 符号 | 备注 | 测试条件 | 最小 | 典型 | 最大 | 单位 |
|---|---|---|---|---|---|---|---|
| Total capacitance (input to | output) C | (Note 1) V | = 0 V, f = 1 MHz | � | 0.8 | � | pF |
| Isolation resistance | R | (Note 1) V | = 500 V, R.H. ≤ 60 % | 5 × 1010 | 1014 | � | Ω |
| Isolation voltage | BV | (Note 1) AC, | 60 s | 3750 | � | � | Vrms |
电气特性 Electrical Characteristics（TA = 25°C）
| 特性 | 符号 | 备注 | 测试条件 | 最小 | 典型 | 最大 | 单位 |
|---|---|---|---|---|---|---|---|
| LED Input forward voltage | V | I | = 10 mA | 1.1 | 1.27 | 1.4 | V |
| Input capacitance | C | V | = 0 V, f = 1 MHz | � | 30 | � | pF |
| Detector OFF-state current | I | V | = 60 V | � | 0.002 | 1 | µA |
| Output capacitance | C | V | = 0 V, f = 1 MHz | � | 100 | � | pF |
| Trigger LED current | I | I = 1.4 | A | � | 1 | 3 | mA |
| Return LED current | I | I = | 100 µA | 0.1 | � | � | mA |
| ON-state resistance | R | I = 1.4 | A, I = 5 mA, t < 1 s | � | 0.13 | 0.25 | Ω |
应用领域 Applications
获取报价 / 申请样品
常备现货、免费送样、支持小批量试产。报出用量与封装要求，当天给报价与交期。
销售直线（点击可直接拨打）📞0755-82811939点击拨打📞0755-82812373点击拨打📞0755-82811915点击拨打📞0755-82811193点击拨打企业 QQ（点击跳转对话）💬QQ 2850611261企业QQ 对接💬QQ 2355817597企业QQ 对接💬QQ 3002728093企业QQ 对接💬QQ 2355817598企业QQ 对接
手机端点号码直接拨号/唤起 QQ；电脑端点座机会唤起系统拨号应用，点 QQ 会打开企业QQ 对话窗口。