VNH7070AS datasheet(11/38 Pages) STMICROELECTRONICS

11 / 38 page

DocID028088 Rev 3

11/38

VNH7070AS

Electrical specifications

Table 9. Protections and diagnostics (VCC = 7 V up to 18 V; -40 °C < Tj < 150 °C)

Symbol

Parameter

Test conditions

Min. Typ. Max. Unit

VUSD

Undervoltage shutdown

VUSDreset

Undervoltage shutdown

reset

VUSDHyst

Undervolatge shutdown

Hysteresis

0.4

ILIM_H

High-side current

limitation

ISD_LS

Shutdown LS current

tSD_LS

Time to shutdown for the

low-side

INA = 5 V; INB =0 V;

PWM = 5 V (see Figure 8)

5µs

VCL_HSD

High-side clamp voltage

(VCC to OUTA =0 or

OUTB =0)

IOUT =100 mA; tclamp =1 ms

VCL_LSD

Low-side clamp voltage

(OUTA =VCC or

OUTB = VCC to GND)

IOUT =100 mA; tclamp =1 ms

TTSD_HS

High-side thermal

shutdown temperature

INx = 2.1 V

150

175

200

°C

TTR_HS

High-side thermal reset

temperature

135

°C

THYST_HS

High-side thermal

hysteresis (TSD_HS -T

R_HS)

7°C

TTSD_LS

Low-side thermal

shutdown temperature

INx = 0 V

150

175

200

°C

VCL

Total clamp voltage

(VCC to GND)

IOUT =100 mA; tclamp = 1 ms

VOL

OFF-state open-load

voltage detection

threshold

INA =INB = 0 V; PWM = 0;

VSEL0 = 5 V for CHA;

VSEL0 = 0 V and within

td_stby for CHB

IL(off2)

OFF-state output sink

current

INA =INB =0; VOUT =VOL;

PWM = 0 V;

VSEL0 = 5 V for CHA;

VSEL0 = 0 V and within

td_stby for CHB

-100

-15

µA

tDSTKON

OFF-state diagnostic

delay time from falling

edge of INPUT (see

Figure 4)

INA = 5 V to 0 V; INB =0;

VSEL0 = 5 V; PWM = 0;

IOUT =0 A; VOUTA =4 V

140

300

µs

VNH7070AS 数据表(PDF) 11 Page - STMicroelectronics

VNH7070AS 数据表(HTML) 11 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38

数据表下载