TK75005MCMG Просмотр технического описания (PDF) - Toko America Inc

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TK75005MCMG

LOW-COST FLEXIBLE PWM CONTROLLER

Toko America Inc  

TK75005

TK75005 ELECTRICAL CHARACTERISTICS (CONT.)

Test Conditions: VCC = 13 V, CCC = 4.7 µF, CT = 680 pF, CDRV = 1000 pF, TA = Tj = Full Operating Temperature Range,

unless otherwise specified.

SYMBOL

PARAMETER

TEST CONDITIONS

MIN TYP MAX UNITS

ERROR AMPLIFIER AND GM STAGE SECTIONS (EAIN AND EAOUT PINS)

Vref

Reference Voltage

TA = Tj = 25 ° C

TA = Tj = Full Range

IIB

Input Bias Current

AVD

Open Loop Gain

Unity Gain Bandwidth

(Note 3)

2.43

2.37

65

2.50

1.0

75

2

2.57

2.64

V

V

µA

dB

MHz

PSRR

Power Supply Rejection Ratio

(Note 3)

60

70

dB

IOUT(SINK)

Output Sink Current

IOUT(SOURCE) Output Source Current

VOUT(HIGH)

VOUT(HIGH) at EAOUT Pin

VOUT(LOW)

VOUT(LOW) at EAOUT Pin

IGM(MAX)

IOUT(MAX) at FB Pin from GM Stage

IGM(MIN)

IOUT(MIN) at FB Pin from GM Stage

OUTPUT SECTION (DRV PIN)

EAOUT = 1.2 V

EAOUT = 3.5 V

EAIN @ 2 V

EAIN @ 3 V

EAOUT(LOW), FB @ 2 V

EAOUT(HIGH), FB @ 2 V

2

6.8

mA

-1.1 -0.5

mA

3.5

4.1

V

0.4

0.7

V

-1.95 -1.50 -1.05 mA

-1.0

µA

DDRV(MAX)

Maximim Duty ratio

86

89

92

%

tDRV(RISE)

Rise Time

1000 pF load

25

75

ns

tDRV(FALL)

Fall Time

1000 pF load

25

75

ns

VDRV(HIGH)

Output Voltage HIGH

IDRV = -40 mA

IDRV = 100 mA

10.1 11.0

V

10.0 10.8

V

IDRV = -40 mA

0.1 0.25

V

V

DRV(LOW)

Output Voltage LOW

IDRV = 100 mA

0.2 0.50

V

IDRV = 5 mA, VIN = 6 V

0.9 1.50

V

Note 1: Power dissipation for both packages (TK75005M and TK75005D) is 800 mW when mounted. Derate at 6.4 mW/°C for operation above

25 °C.

Note 2: For temperature dependence refer to "Slope Compensation Peak Current vs. Temperature" graph.

Note 3: Guaranteed by design; not 100% tested.

January 1999 TOKO, Inc.

Page 3

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