BL8812B

Converter Offline 110kHz SOP-7

SOP-7ROHS CompliantActive

BL8812B Six-level Energy Efficiency Primary-side Feedback Low-power Control Chip

Manufacturer: BL
Manufacturer part #: BL8812B
Store part #: C7435970
Package / case: SOP-7
Category: AC DC Converters, Offline Switchers
Packaging: Tape & Reel (TR)

Datasheet (PDF)

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1,840 in stock

#C7435970

Stock & price checked 27 h ago

Quantity	Unit price	Pack price
5+	₹56.76	₹283.80
50+	₹44.29	₹2,214.50
150+	₹38.95	₹5,842.50
500+	₹32.29	₹16,145.00
2,500+	₹29.33	₹73,325.00
5,000+	₹27.54	₹1,37,700.00

Quantity (min 5, multiples of 5)

5 × ₹56.76

₹283.80

excl. GST

₹334.88 incl. 18% GST

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Dispatch in 7–10 working days
GST invoice with every order
Standard pack: 2,500 per reel

BL8812B

₹283.80 for 5 + GST

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Specifications

Operating Temperature: -40℃~+85℃
Frequency - Switching: 110kHz
Pd - Power Dissipation: 10W
Voltage - Breakdown: 650V
Voltage - Supply: 7V~27V
Topology: Flyback
Features: Constant Current Mode (CC);Constant Voltage (CV);Over Voltage Protection;Short Circuit Protection;Over Current Protection;Overtemperature protection (OTP);Under Voltage Protection
Working Mode: DCM
Feedback System: Primary-side feedback

Packaging & compliance

RoHS: ROHS Compliant
Lifecycle: Active
Moisture sensitivity: MSL 3 (168 hours)
Packaging: Tape & Reel (TR)
Standard pack: 2,500 / Reel
Sold per: Piece
Minimum order: 5 (multiples of 5)
Unit weight: 0.252 g

Overview

BL8812B is a primary-side feedback power control IC compliant with Level VI energy efficiency standards. It integrates an internal 2A 650V high-voltage MOSFET, supports a maximum recommended output power of 10W, and is suitable for chargers, adapters, LED driver power supplies, and similar applications.

Applications

Charger
Adapter
LED driver power supply

Key features

Meets Class VI energy efficiency standards
Primary-side feedback, no optocoupler or BL431 required
±5% CV/CC accuracy
Standby power consumption < 75mW
Built-in 2A 650V high-voltage MOSFET
Maximum power 10W
Built-in line voltage compensation
Comprehensive protection: VDD OVP, VDD UVP, FB over/under-voltage protection, output short-circuit protection, output OCP, all-pin open-circuit protection, OTP
Ultra-low startup current
Operating current as low as 650μA (typical)
Adjustable CC point and output power
Switching frequency adaptive to output load
Precise CV/CC control capability
Cycle-by-cycle current limiting
Built-in line voltage drop compensation circuit
Line loss compensation
CC mode shutdown function
Optimized dynamic response performance
In CV mode, switching frequency varies with load — no audible noise throughout full operation