Datasheet AP3917D (Diodes) - 4

AP3917D Electrical Characteristics
(VBP = 8.2V, -40C <TA<+125C, unless otherwise specified.)
Symbol Parameter Condition Min Typ Max Unit HV Startup Current Source
IHV HV Supply Current VBP = 7V, VDRAIN = 100V — 3.5 — mA VBP= 8.7V; ILEAK Leakage Current of Drain VDRAIN = 400V, — 10 12 µA TA = +25°C
V BP Voltage Management T
V V BP Increasing Level at which HV Supply is BP_HVOFF — 8.1 8.5 8.8 V
C
OFF
U
V V BP Decreasing Level at which HV Supply is — BP_HVON 7.8 8.2 8.6 V
D
ON
O
VBP_HYS VBP Hysteresis (VBP_HVOFF -VBP_HVON) — — 280 — mV
R
VBP_UVLO VBP Minimum Operating Voltage TA = +25°C — 6.5 — V
P
VBP_RESTART VBP Restart Voltage — — 4.5 — V
W
V VBP = 8.5V, f = 37kHz,
E
I BP Operating Current with MOSFET BP1 — — 350 µA Switching D = 40%, TA = +25°C
N
IBP2 VBP Quiescent Current with No Switching TA = +25°C — 110 200 µA IBP_LATCH VBP Latch Off-Current VBP = 8.8V, TA = +25°C — 26 — µA
Internal MOSFET
VDS Breakdown Voltage (Note 6) TA = +25°C 700 — — V TA = +25°C — — 10.5 RDS(ON) ON Resistance Ω TA = +125°C — — 30
Internal Current Sense
IPK_MAX Maximum Peak Current TA = +25°C 413 500 600 mA tLEB1 Leading-Edge Blanking TA = +25°C — 250 400 ns ISCP Current Set Point for Short Circuit Protection TA = +25°C — 800 — mA Leading-Edge Blanking for Short Circuit tLEB2 T Protection A = +25° C — 200 — ns
Feedback Input (FB Pin)
tMINOFF Minimum Off-Time TA = +25°C 10.5 15.5 18.5 µs Feedback Voltage for MOSFET Switch-On VFB — 2.4 2.5 2.6 V Threshold Feedback Voltage for Over Load Protection VFB_OLP — 1.56 1.7 1.84 V Trigger Threshold tOLP Over Load Protection Delay Time f = 36kHz — 170 — ms VOLD Open-Loop Detection Voltage TA = +25°C — 60 — mV tOLD Open-Loop Detection Blanking Time f = 15kHz, TA = +25°C — 4.3 — ms
Over Temperature Protection
TOTP Thermal Shutdown Threshold — +135 +150 +165 °C Note: 6. The drain-source voltage is 80% of VDS in the aging condition..

AP3917D 4 of 12 June 2019 Document number: DS41540 Rev. 4 - 2
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