Datasheet Details
| Part number | BA9785FS |
|---|---|
| Manufacturer | ROHM |
| File Size | 165.23 KB |
| Description | transformer inverter control IC |
| Download | BA9785FS Download (PDF) |
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| Part number | BA9785FS |
|---|---|
| Manufacturer | ROHM |
| File Size | 165.23 KB |
| Description | transformer inverter control IC |
| Download | BA9785FS Download (PDF) |
|
|
|
Equivalent circuit VCC VREG ON/OFF 1 1k 110k 120k PCH_GATE 100k 100k GND1 2 3 4 GND1 I_CFL DET_CR GND 5 LOOP_C 0.5V 2.0V 0.5V 2.0V 0.5V VREG VREF VREF 60µA I_CFL 3 30k 5k 20k VCC VCO 60k 3µA 3µA 60k 20k 500 VCC VCC GND1 4 DET_CR 5 LOOP_C Free Datasheet http://www.datasheet4u.com/ BA9785FS IC Pin No.
6 Pin name C_DELAY 3µA LOOP_C Description Equivalent circuit VREG GND1 VCC 6 C_DELAY 7 8 LOSC_C 1 LOSC_R 2 47kΩ 11 BRIGHT_VR DUTY DUTY 11PIN VCC VREG 30k ×3 VREF 60k 90k 30k ×3 10k 10k VCC 2.22k ×4.5 20k 30k ×3 10k 10k PCH_GATE LOOP_C GND1 VCC VCC 1.3V BRIGHT_VR 11 LOSC_C 7 8 LOSC_R Free Datasheet http://www.datasheet4u.com/ BA9785FS IC Pin No.
9 Pin name BAT_AC High...10PIN 10 BAT_R Description Equivalent circuit VREG BAT_AC 9 BAT_R 1k 110k 10 100k GND1 12 HV_PRO LOOP_C Low VREG VREF HV_PRO 12 VCC LOOP_C Low GND1 13 14 NCH_GATE2 NCH_GATE1 Nch-MOS Nch-MOS 13PIN 14PIN 1/2 DUTY=50% 2 VCC 1 VCO VCC N_GATE2(1) 13 (14) Q 1/2 Q GND2 Q 15 GND2 GND Free Datasheet http://www.datasheet4u.com/ BA9785FS IC
BA9785FS IC IC BA9785FS BA9785FS LSI z LCD PDA LCD TV z 1) 2) 3) 2 z (Ta=25°C) Parameter Symbol VCC Pd Topr Tstg Limits 17 800 ∗ −30∼+85 −55∼+150 6.4mW Unit V mW ˚C ˚C ∗Ta=25˚C 1˚C z (Ta=25°C) Parameter Symbol VCC fOSCH fOSCL CL1 C L2 Min.
4.5 60 50 0 0 Typ.
12 100 150 500 500 Max.
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