SG6846 Ver la hoja de datos (PDF) - Fairchild Semiconductor

Número de pieza

componentes Descripción

Fabricante

SG6846

Highly Integrated Green-Mode PWM Controller

Fairchild Semiconductor 

Electrical Characteristics (Continued)

VDD = 15V and TA = 25°C unless otherwise noted.

Symbol

Parameter

PWM Output Section

DCYMAX Maximum Duty Cycle

VOL

Output Voltage Low

VOH

Output Voltage High

tr

Rising Time

tf

Falling Time

VCLAMP Gate Output Clamping Voltage

OTP Section

IRT

VRTTH

tDOTP-LATCH

VRT-RLS

Output Current of RT Pin

Threshold Voltage for OTP

Over-Temperature Latch-Off Debounce

OTP Release Voltage

(for Non-Latch-Off Version)

RI Section

RINOR

RIMAX

RIMIN

RI Operating Range

Maximum RI Value for Protection

Minimum RI Value for Protection

Conditions

VDD = 15V,

IOUT = 50mA

VDD = 12V,

IOUT = 50mA

VDD = 15V,

GATE = 1nF

VDD = 15V,

GATE = 1nF

VDD = 20V

RI = 26kΩ

RI = 26kΩ

Min. Typ. Max. Unit

80

85

90

%

1.5

V

8

V

350

ns

50

ns

18

V

64

70

76

µA

1.015 1.065 1.115 V

100

µs

VRTTH +

0.1

V

15.5

36.0 kΩ

216

kΩ

6

kΩ

© 2008 Fairchild Semiconductor Corporation

SG6846 • Rev. 1.3.1

8

www.fairchildsemi.com

Share Link: