TD350

Electrical Characteristics

4/11

3

Electrical Characteristics

Symbol

Parameter

Test Condition

Min

Typ

Max

Unit

Input

Vton

IN turn-on threshold voltage

0.8

1.0

V

Vtoff

IN turn-off threshold voltage

4.0

4.2

V

tonmin

Minimum pulse width

100

135

220

ns

Iinp

IN Input current

1

µA

1)

Recommended capacitor range on VREF pin is 10nF to 100nF.

Vref

Voltage reference

T=25°C

Tmin<T<Tmax

4.85

4.77

5.00

5.15

5.22

V

V

Iref

Maximum output current

10

mA

Desaturation protection

Vdes

Desaturation threshold

6.5

7.2

7.9

V

Ides

Source current

250

µA

Fault output

tfault

Delay for fault detection

500

ns

VFL

FAULT low voltage

Ifsink=10mA

1

V

Clamp

Vtclamp

CLAMP pin voltage threshold

2.0

V

VCL

Clamp low voltage at Icsink=500mA

T=25°C

Tmin<T<Tmax

VL+2.5

VL+3.0

V

V

Off Delay

Vtdel

Voltage threshold

2.35

2.50

2.65

V

Rdel

Discharge resistor

I=1mA

500

Ω

Off Levels

Iblvoff

LVOFF peak input current (sink)

LVOFF=12V

120

200

µA

Violv

Offset voltage

LVOFF=12V

-0.3

-0.15

0

V

Outputs

VOL1

Output low voltage at Iosink=20mA

VL+0.35

V

VOL2

Output low voltage at Iosink=200mA

T=25°C

Tmin<T<Tmax

VL+1.0

VL+1.5

V

V

VOL3

Output low voltage at Iosink=500mA

T=25°C

Tmin<T<Tmax

VL+2.5

VL+3.0

V

V

VOH1

Output high voltage 1

Iosource=20mA

VH-2.5

V

VOH2

Output high voltage 2

Iosource=200mA

VH-3.0

V

VOH3

Output high voltage 3

Iosource=500mA

VH-4.0

V

tr

Rise time

CL=1nF, 10% to 90%

VL=0

VL=-10V

130

175

ns

ns

tf

Fall time

(2 step turn-off disabled)

CL=1nF, 90% to 10%

VL=0

VL=-10V

75

90

ns

ns

tpd

Input to output propagation delay at

turn-on (2 step delay disabled)

10% output change

270

800

ns

∆tw

Input to output pulse distortion

10% output change

10

60

110

ns

Under Voltage Lockout (UVLO)

UVLOH

UVLO top threshold

10

11

12

V

UVLOL

UVLO bottom threshold

9

10

11

V

Vhyst

UVLO hysteresis

UVH-UVL

0.5

1

V

Supply current

Iin

Quiescent current

output=0V, no load

5

mA