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IC-WJBEVALWJ1D Datasheet(PDF) 4 Page - IC-Haus GmbH |
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IC-WJBEVALWJ1D Datasheet(HTML) 4 Page - IC-Haus GmbH |
4 / 12 page iC-WJB 2.7 V LASER DIODE DRIVER Rev E1, Page 4/12 ELECTRICAL CHARACTERISTICS Operating Conditions: VCC = 2.7...6 V, RSET = 2.7...27 kΩ, I(AMD) = 0.15...1.5 mA, Tj = -25...125 °C, unless otherwise noted. Item Symbol Parameter Conditions Unit No. Min. Typ. Max. Total Device 001 VCC Permissible Supply Voltage Range 2.7 6 V 002 Idc(VCC) Supply Current in VCC RSET = 5 kΩ, IN = hi, Idc(KLD) = 40 mA 4 7 13 mA 003 I0(VCC) Standby Supply Current in VCC REST= 5 kΩ, IN = lo, Tj = 27 °C 5 mA 004 Iav(VCC) Supply Current in VCC (average value) Ipk(KLD) = 80 mA, f(IN) = 200 kHz ±20 %, twhi / twlo = 1 9 15 mA 005 tp(IN-KLD) Delay Time Pulse Edge V(IN) to I(KLD) IN(hi ↔ lo), V(50 %) : I(50 %) 65 135 ns 006 Pcon Power Consumption VCC = 3 V, V(KLD) ≈ 0.6 V, RSET = 5 kΩ, Idc(KLD) = 40 mA 50 mW 007 Vc()hi Clamp Voltage hi at VCC, IN, AMD, KLD, CI, CWD, ISET I() = 2 mA, other pins open 6.2 10 V Tj = 27 °C 7.5 V Driver 101 Vs(KLD) Saturation Voltage at KLD IN = hi, I(KLD) = 80 mA 0.3 V Tj = 27 °C 0.11 V 102 Vs(KLD) Saturation Voltage at KLD IN = hi, I(KLD) = 100 mA 0.4 V 103 I0(KLD) Leakage Current in KLD IN = lo, V(KLD) = VCC 10 µA 104 V(AMD) Voltage at AMD I(AMD) = 1.5 mA 0.4 1.0 V Tj = 27 °C 0.84 V 105 tr Current Rise Time in KLD Imax(KLD) = 20...80 mA, Ip(): 10 → 90 % 100 ns Tj = 27 °C 30 ns 106 tf Current Fall Time in KLD Imax(KLD) = 20...80 mA, Ip(): 90 % → 10 % 100 ns Tj = 27 °C 20 ns 107 CR1() Current Ratio I(AMD)/I(ISET) I(CI) = 0, closed control loop; RSET = 2.7..27 kΩ 2.4 3 3.8 RSET = 27..330 kΩ 2.4 3.6 5.4 108 CR2() Current Ratio I(AMD)/I(CI) V(CI) = 1...2 V, ISET open 2.7 3 3.3 109 TC1() Temperature Coefficient of Current Ratio I(AMD)/I(ISET) I(CI) = 0, closed control loop; RSET = 2.7...27 kΩ 0.01 % / °C RSET = 27...330 kΩ -0.1 -0.25 % / °C Input IN 201 Vt()hi Threshold hi 45 70 %VCC 202 Vt()lo Threshold lo 40 65 %VCC 203 Vt()hys Hysteresis 20 mV Tj = 27 °C 65 mV 204 Rin Pull-Down Resistor V(IN) = -0.3 V...VCC 4 16 kΩ Tj = 27 °C 10 kΩ 205 V0() Open-loop Voltage I(IN) = 0 0.1 V Reference und Thermal Shutdown 301 V(ISET) Voltage at ISET 1.16 1.28 V Tj = 27 °C 1.22 V 302 CR() Current Ratio I(CI)/I(ISET) V(CI) = 1...2 V, I(AMD) = 0 0.9 1 1.12 303 RSET Permissible Resistor at ISET (Control Set-up Range) 2.7 330 kΩ 304 Toff Thermal Shutdown Threshold 125 150 °C 305 Thys Thermal Shutdown Hysteresis 10 40 °C Power-Down and Watchdog 401 VCCon Turn-on Threshold VCC 2.4 2.7 V Tj = 27 °C 2.6 V 402 VCCoff Undervoltage Threshold at VCC 2.3 2.63 V Tj = 27 °C 2.5 V 403 VCChys Hysteresis VCChys = VCCon − VCCoff 70 100 150 mV 404 Vs(CI)off Saturation Voltage at CI with undervoltage I(CI) = 300 µA, VCC < VCCoff 1.5 V |
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