SWITCHED-MODE DUAL VOLTAGE REGULATOR

Rev D1, Page 5/12

ELECTRICAL CHARACTERISTICS

Operating Conditions: VB = 8...36 V, LVH = 220 µH, Ri(LVH) < 2 Ω, CVH = 4.7 µF, RVB = 1 Ω, Tj = -40...125 °C, unless otherwise noted

Item

Symbol

Parameter

Conditions

Unit

No.

Min.

Typ.

Max.

313

Vl(VH)

Voltage VH with load

WDA;

I(VCC) + I(VCCA) = -200 mA, VB = 8 V

4.5

V

Tj = 27 °C

5.0

V

314

Max. Cut-off Current in VHL

-500

-460

-400

mA

Error Detection NER

401

Toff

Thermal Shutdown Threshold

130

150

°C

402

Thys

Thermal Shutdown Hysteresis

3

15

°C

403

∆

VCC

∆

VCCA

Relative Undervoltage Threshold

at VCC, VCCA referenced to

8

12

16

%

404

VCChys

VCCAhys

Undervoltage Hysteresis

2

4

7

%

405

Vs(NER)

Saturation Voltage lo at NER

I(NER) = 5 mA

0.7

V

406

Isc(NER)

Short-Circuit Current lo in NER

V(NER) = 1...36 V

5

21

mA

Tj = -40 °C

15

mA

Tj = 27 °C

12

mA

Tj = 70 °C

10

mA

Tj = 125 °C

8

mA

407

I0(NER)

Collector Off-State Current in

NER

NER = off, V(NER) = 0...36 V

0

10

µA