component
TL494BDR2G
Public Made by Adomby adom
onsemi DC-DC Controllers, SOIC-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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"pins": [
{
"number": "1",
"name": "Error Amp 1 Noninv Input",
"type": "input",
"description": "Noninverting input of error amplifier 1, with common-mode range of -0.3 V to VCC-2.0 V."
},
{
"number": "2",
"name": "Error Amp 1 Inv Input",
"type": "input",
"description": "Inverting input of error amplifier 1, with common-mode range of -0.3 V to VCC-2.0 V."
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{
"number": "3",
"name": "Compen/PWM Comp Input",
"type": "bidirectional",
"description": "Error amplifier outputs (active high, ORed) and PWM comparator input for compensation/feedback, with the PWM comparator spanning 0.5 V to 3.5 V."
},
{
"number": "4",
"name": "Deadtime Control",
"type": "input",
"description": "Deadtime control comparator input, set to a fixed voltage from 0 V to 3.3 V to impose additional deadtime, with input bias current of -2.0 uA typ."
},
{
"number": "5",
"name": "CT",
"type": "passive",
"description": "Timing capacitor connection that sets oscillator frequency (fosc ≈ 1.1/(RT·CT)), recommended 0.0047 uF to 10 uF."
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{
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"description": "Timing resistor connection that sets oscillator frequency, recommended 1.8 kΩ to 500 kΩ."
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{
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{
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{
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"description": "Selects single-ended/parallel operation when grounded or push-pull operation when connected to Vref (2.4 V ≤ VOC ≤ Vref for push-pull per Figure 17 ranges)."
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{
"number": "14",
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"type": "power_out",
"description": "Internal 5.0 V reference output (4.75 V to 5.25 V) capable of sourcing up to 10 mA."
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{
"number": "15",
"name": "Error Amp 2 Inv Input",
"type": "input",
"description": "Inverting input of error amplifier 2, with common-mode range of -0.3 V to VCC-2.0 V."
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{
"number": "16",
"name": "Error Amp 2 Noninv Input",
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"min": -0.3,
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"conditions": "Max printed as VCC − 2.0 V",
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{
"name": "Current Into Feedback Terminal",
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"kind": "recommended_operating",
"unit": "mA",
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"min": null,
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"name": "Timing Resistor",
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{
"name": "Timing Capacitor",
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"kind": "recommended_operating",
"unit": "F",
"min": 0.0047,
"typ": 0.001,
"max": 10,
"conditions": "",
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{
"name": "Oscillator Frequency",
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"unit": "kHz",
"min": 1,
"typ": 40,
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"min": 4.75,
"typ": 5,
"max": 5.25,
"conditions": "IO = 1.0 mA",
"source_page": 2,
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{
"name": "Line Regulation",
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"min": null,
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{
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{
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{
"name": "Collector Off-State Current",
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"min": null,
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"max": 100,
"conditions": "VCC = 40 V, VCE = 40 V",
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{
"name": "Collector-Emitter Saturation Voltage, Common-Emitter",
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"conditions": "VE = 0 V, IC = 200 mA",
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"conditions": "VOC ≤ 0.4 V",
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{
"name": "Output Control Pin Current, High State",
"symbol": "IOCH",
"kind": "electrical",
"unit": "mA",
"min": null,
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{
"name": "Output Voltage Rise Time, Common-Emitter",
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"min": null,
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"conditions": "See Figure 12",
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"name": "Output Voltage Rise Time, Emitter-Follower",
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"conditions": "See Figure 13",
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{
"name": "Output Voltage Fall Time, Common-Emitter",
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{
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{
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{
"name": "Input Common Mode Voltage Range",
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"name": "Maximum Duty Cycle, Each Output, Push-Pull Mode",
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"min": 45,
"typ": null,
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"conditions": "VPin 4 = 0 V, CT = 0.01 F, RT = 12 k",
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