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ADP5050ACPZ-R7 Datasheet(PDF) 7 Page - Analog Devices |
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ADP5050ACPZ-R7 Datasheet(HTML) 7 Page - Analog Devices |
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7 / 60 page  Data Sheet ADP5050 Rev. 0 | Page 7 of 60 Parameter Symbol Min Typ Max Unit Test Conditions/Comments CHANNEL 2 SYNC BUCK REGULATOR FB2 Pin Fixed Output Options VOUT2 3.3 5.0 V Fuse trim or I2C interface (3-bit value) Adjustable Feedback Voltage VFB2 0.800 V Feedback Voltage Accuracy VFB2(DEFAULT) −0.55 +0.55 % TJ = 25°C −1.25 +1.0 % 0°C ≤ TJ ≤ 85°C −1.5 +1.5 % −40°C ≤ TJ ≤ +125°C Feedback Bias Current IFB2 0.1 µA Adjustable voltage SW2 Pin High-Side Power FET On Resistance RDSON(2H) 110 mΩ Pin-to-pin measurement Current-Limit Threshold ITH(ILIM2) 3.50 4.4 5.28 A RILIM2 = floating 1.91 2.63 3.08 A RILIM2 = 47 kΩ 4.95 6.44 7.48 A RILIM2 = 22 kΩ Minimum On Time tMIN_ON2 117 155 ns fSW = 250 kHz to 1.4 MHz Minimum Off Time tMIN_OFF2 1/9 × tSW ns fSW = 250 kHz to 1.4 MHz Low-Side Driver, DL2 Pin Rising Time tRISING2 20 ns CISS = 1.2 nF Falling Time tFALLING2 3.4 ns CISS = 1.2 nF Sourcing Resistor tSOURCING2 10 Ω Sinking Resistor tSINKING2 0.95 Ω Error Amplifier (EA), COMP2 Pin EA Transconductance gm2 310 470 620 µS Soft Start Soft Start Time tSS2 2.0 ms SS12 connected to VREG Programmable Soft Start Range 2.0 8.0 ms Hiccup Time tHICCUP2 7 × tSS2 ms COUT Discharge Switch On Resistance RDIS2 250 Ω CHANNEL 3 SYNC BUCK REGULATOR FB3 Pin Fixed Output Options VOUT3 1.20 1.80 V Fuse trim or I2C interface (3-bit value) Adjustable Feedback Voltage VFB3 0.800 V Feedback Voltage Accuracy VFB3(DEFAULT) −0.55 +0.55 % TJ = 25°C −1.25 +1.0 % 0°C ≤ TJ ≤ 85°C −1.5 +1.5 % −40°C ≤ TJ ≤ +125°C Feedback Bias Current IFB3 0.1 µA Adjustable voltage SW3 Pin High-Side Power FET On Resistance RDSON(3H) 225 mΩ Pin-to-pin measurement Low-Side Power FET On Resistance RDSON(3L) 150 mΩ Pin-to-pin measurement Current-Limit Threshold ITH(ILIM3) 1.7 2.2 2.55 A Minimum On Time tMIN_ON3 90 120 ns fSW = 250 kHz to 1.4 MHz Minimum Off Time tMIN_OFF3 1/9 × tSW ns fSW = 250 kHz to 1.4 MHz Error Amplifier (EA), COMP3 Pin EA Transconductance gm3 310 470 620 µS Soft Start Soft Start Time tSS3 2.0 ms SS34 connected to VREG Programmable Soft Start Range 2.0 8.0 ms Hiccup Time tHICCUP3 7 × tSS3 ms COUT Discharge Switch On Resistance RDIS3 250 Ω |
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