Product Overview
The SM91501ALO is a BMS Transformer designed for use with Analog Devices' LTC6804/681X, NXP's MC33771/33772, and Texas Instruments' BQ79616 battery management systems. It features two channels with an integrated choke, offering functional insulation per IEC 60664-1 and IEC 62368-1, and is UL recognized per UL 62368-1. This transformer is AEC-Q200 compliant, RoHS compliant, and halogen-free, making it suitable for automotive-grade applications requiring high reliability and safety standards.
Product Attributes
- Brand: Bourns
- Model: SM91501ALO
- Certifications: UL recognized per UL 62368-1 (File No. E515965), AEC-Q200 compliant
- Compliance: RoHS compliant, Halogen free, Functional insulation per IEC 60664-1 and IEC 62368-1
- Application: Battery Management Systems (BMS)
- Compatibility: Analog Devices LTC6804/681X, NXP MC33771/33772, Texas Instruments BQ79616
- Packaging: Tape & Reel (400 pcs./reel)
Technical Specifications
| Specification | Value |
|---|---|
| Working Voltage | 1600 VDC |
| Hi-Pot | 4300 VDC or 3100 VAC |
| Impulse Voltage (1.2/50 s) | 8 kV |
| OCL (@ 100 kHz, 0.1 V) | 150 ~ 450 H (-40 ~ +125 C) |
| Leakage Inductance (@ 100 kHz, 0.1 V) | 0.5 H max. |
| DCR Transformer Side | 0.45 max. |
| DCR CM Choke Side | 0.85 max. |
| Turns Ratio | 1:1 2 % |
| Insertion Loss (4 MHz) | -0.25 dB max. |
| Return Loss (Z out = 100 , 4 MHz) | -22 dB min. |
| Cross Talk (1~10 MHz) | -50 dB min. |
| Cross Talk (10~100 MHz) | -50+20*LOG10 (f/10 MHz) min. |
| Common Mode Rejection Ratio (1~100 MHz) | -45 dB min. |
| Common Mode Rejection Ratio (100~200 MHz) | -35 dB min. |
| Operating Temperature | -40 C to +125 C |
| Storage Temperature | -50 C to +125 C |
| Moisture Sensitivity Level | 1 |
| How To Order Model | SM91501ALO-E |
| Compliancy Code | A = AEC-Q200 Compliant |
| Termination Code | L = Tin (RoHS Compliant) |
| Packaging Code | E = Tape and Reel |
2411272250_BOURNS-SM91501ALO-E_C5919668.pdf
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