BT137S series BT137M series GENERAL DESCRIPTION SOT428 SYMBOL TO-252 Glass passivated triacs in a plastic envelope, suitable for surface mounting, intended for use in applications requiring high bidirectional transient and blocking voltage capability and high thermal cycling performance. Typical applications include motor control, industrial and domestic lighting, heating and static switching. T2 T1 G QUICK REFERENCE DATA SYMBOL PARAMETER MAX. MAX. MAX. UNIT V DRM BT137S (or BT137M)BT137S (or BT137M)BT137S (or BT137M)Repetitive peak off-state voltages RMS on-state current Non-repetitive peak on-state current 500 500F 500G 500 600 600F 600G 600 800 800F 800G 800 V 8 65 8 65 8 65 A A I T(RMS) I TSM LIMITING VALUES Limiting values in accordance with the Absolute Maximum System (IEC 134). SYMBOL PARAMETER VDRM Repetitive peak off-state voltages IT(RMS) ITSM RMS on-state current Non-repetitive peak on-state current I2t dIT/dt IGM VGM PGM PG(AV) Tstg Tj I2t for fusing Repetitive rate of rise of on-state current after triggering Peak gate current Peak gate voltage Peak gate power Average gate power Storage temperature Operating junction temperature CONDITIONS MIN. - full sine wave; Tmb ≤ 102 ˚C full sine wave; Tj = 25 ˚C prior to surge t = 20 ms t = 16.7 ms t = 10 ms ITM = 12 A; IG = 0.2 A; dIG/dt = 0.2 A/µs T2+ G+ T2+ GT2- GT2- G+ over any 20 ms period MAX. -500 5001 -600 6001 UNIT -800 800 V - 8 A - 65 71 21 A A A2s -40 - 50 50 50 10 2 5 5 0.5 150 125 A/µs A/µs A/µs A/µs A V W W ˚C ˚C 1 Although not recommended, off-state voltages up to 800V may be applied without damage, but the triac may switch to the on-state. The rate of rise of current should not exceed 6 A/µs. 2014-6-14 1 www.kersemi.com BT137S series BT137M series THERMAL RESISTANCES SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Rth j-mb Thermal resistance full cycle junction to mounting base half cycle Thermal resistance pcb (FR4) mounted; footprint as in Fig.14 junction to ambient - 75 2.0 2.4 - K/W K/W K/W Rth j-a STATIC CHARACTERISTICS Tj = 25 ˚C unless otherwise stated SYMBOL PARAMETER IGT Gate trigger current IL Latching current IH Holding current VT VGT On-state voltage Gate trigger voltage ID Off-state leakage current CONDITIONS MIN. BT137S-(or BT137M) VD = 12 V; IT = 0.1 A T2+ G+ T2+ GT2- GT2- G+ VD = 12 V; IGT = 0.1 A T2+ G+ T2+ GT2- GT2- G+ VD = 12 V; IGT = 0.1 A IT = 10 A VD = 12 V; IT = 0.1 A VD = 400 V; IT = 0.1 A; Tj = 125 ˚C VD = VDRM(max); Tj = 125 ˚C TYP. MAX. UNIT ... ...F ...G - 5 8 11 30 35 35 35 70 25 25 25 70 50 50 50 100 mA mA mA mA - 7 16 5 7 5 30 45 30 45 20 30 45 30 45 20 45 60 45 60 40 mA mA mA mA mA 0.25 1.3 0.7 0.4 1.65 1.5 - V V V - 0.1 0.5 mA MIN. TYP. MAX. UNIT DYNAMIC CHARACTERISTICS Tj = 25 ˚C unless otherwise stated SYMBOL PARAMETER dVD/dt Critical rate of rise of off-state voltage dVcom/dt Critical rate of change of commutating voltage tgt Gate controlled turn-on time 2014-6-14 CONDITIONS BT137S-(or BT137M) VDM = 67% VDRM(max); Tj = 125 ˚C; exponential waveform; gate open circuit VDM = 400 V; Tj = 95 ˚C; IT(RMS) = 8 A; dIcom/dt = 3.6 A/ms; gate open circuit ITM = 12 A; VD = VDRM(max); IG = 0.1 A; dIG/dt = 5 A/µs 2 ... 100 ...F 50 ...G 200 250 - V/µs - - 10 20 - V/µs - - - 2 - µs www.kersemi.com BT137S series BT137M series BT137 Ptot / W 12 Tmb(max) / C 101 = 180 120 10 10 105 8 102 C 109 60 6 30 6 BT137 8 90 1 IT(RMS) / A 113 4 4 117 2 121 0 0 2 4 6 IT(RMS) / A 2 125 10 8 0 -50 Fig.1. Maximum on-state dissipation, Ptot, versus rms on-state current, IT(RMS), where α = conduction angle. 1000 25 I TSM IT 50 Tmb / C 100 150 Fig.4. Maximum permissible rms current IT(RMS) , versus mounting base temperature Tmb. BT137 BT137 ITSM / A 0 time BT137 IT(RMS) / A 20 Tj initial = 25 C max 15 100 dI T /dt limit 10 T2- G+ quadrant 5 10 10us 100us 1ms T/s 10ms 0 0.01 100ms Fig.2. Maximum permissible non-repetitive peak on-state current ITSM, versus pulse width tp, for sinusoidal currents, tp ≤ 20ms. 80 ITSM / A 1.6 ITSM T 60 VGT(Tj) VGT(25 C) BT136 1.4 time Tj initial = 25 C max 50 10 Fig.5. Maximum permissible repetitive rms on-state current IT(RMS), versus surge duration, for sinusoidal currents, f = 50 Hz; Tmb ≤ 102˚C. BT137 IT 70 0.1 1 surge duration / s 1.2 40 1 30 0.8 20 0.6 10 0 1 10 100 Number of cycles at 50Hz 0.4 -50 1000 Fig.3. Maximum permissible non-repetitive peak on-state current ITSM, versus number of cycles, for sinusoidal currents, f = 50 Hz. 2014-6-14 0 50 Tj / C 100 150 Fig.6. Normalised gate trigger voltage VGT(Tj)/ VGT(25˚C), versus junction temperature Tj. 3 www.kersemi.com BT137S series BT137M series 3 IGT(Tj) IGT(25 C) Tj = 125 C Tj = 25 C T2+ G+ T2+ GT2- GT2- G+ 2.5 BT137 IT / A 25 BT137 2 max typ 20 Vo = 1.264 V Rs = 0.0378 Ohms 15 1.5 10 1 5 0.5 0 -50 0 50 Tj / C 100 0 150 Fig.7. Normalised gate trigger current IGT(Tj)/ IGT(25˚C), versus junction temperature Tj. 3 IL(Tj) IL(25 C) 0 0.5 1 1.5 VT / V 2 2.5 3 Fig.10. Typical and maximum on-state characteristic. 10 TRIAC BT137 Zth j-mb (K/W) 2.5 unidirectional 1 bidirectional 2 1.5 0.1 1 tp P D 0.5 t 0 -50 0 50 Tj / C 100 0.01 10us 150 IH(Tj) IH(25C) 1ms 10ms 0.1s 1s 10s tp / s Fig.11. Transient thermal impedance Zth j-mb, versus pulse width tp. Fig.8. Normalised latching current IL(Tj)/ IL(25˚C), versus junction temperature Tj. 3 0.1ms 1000 TRIAC dV/dt (V/us) off-state dV/dt limit BT137...G SERIES 2.5 BT137 SERIES 100 2 BT137...F SERIES 1.5 dIcom/dt = 10 A/ms 10 1 7.9 6.1 4.7 3.6 2.8 0.5 0 -50 0 50 Tj / C 100 1 150 50 100 150 Tj / C Fig.9. Normalised holding current IH(Tj)/ IH(25˚C), versus junction temperature Tj. 2014-6-14 0 Fig.12. Typical commutation dV/dt versus junction temperature, parameter commutation dIT/dt. The triac should commutate when the dV/dt is below the value on the appropriate curve for pre-commutation dIT/dt. 4 www.kersemi.com BT137S series BT137M series MECHANICAL DATA Dimensions in mm seating plane Net Mass: 1.1 g 6.73 max 1.1 tab 2.38 max 0.93 max 5.4 4 min 6.22 max 10.4 max 4.6 2 1 0.5 0.5 min 3 0.3 0.5 0.8 max (x2) 2.285 (x2) Fig.13. SOT428 : centre pin connected to tab. MOUNTING INSTRUCTIONS Dimensions in mm 7.0 7.0 2.15 1.5 2.5 4.57 Fig.14. SOT428 : minimum pad sizes for surface mounting. Notes 1. Plastic meets UL94 V0 at 1/8". 2014-6-14 5 www.kersemi.com