NCP5220A

http://onsemi.com

6

COUT2 = 470

mF, COUT3 = NA, CSS = 33 nF, R1 = 2.166 kW, R2 = 2.0 kW, RZ1 = 20 kW, RZ2 = 8.0 W, CP1 = 10 nF,

CZ1 = 6.8 nF, CZ2 = 100 nF, RM1 = 2.166 k

W, RM2 = 2.0 kW, RZM1 = 20 kW, RZM2 = 8.0 W, CPM1 = 10 nF, CZM1 = 6.8 nF,

CZM2 = 100 nf for min/max values unless otherwise noted). Duplicate component values of MCH regulator from DDQ.

Characteristic

Unit

Max

Typ

Min

Test Conditions

Symbol

VTT ACTIVE TERMINATION REGULATOR

VTT Tracking DDQ_REF/2 at S0 Mode

DVTTS0

IOUT= 0 to 2.0 A (Sink Current)

IOUT= 0 to –2.0 A (Source Current)

−30

−

30

mV

VTT Source Current Limit

ILIMVTsrc

The current limit is valid only after

finishing soft−start

2.0

−

−

A

VTT Sink Current Limit

ILIMVTsnk

−

2.0

−

−

A

CONTROL SECTION

SLP_S5, SLP_S3 Input Logic HIGH

Logic_H

−

2.0

−

−

V

SLP_S5, SLP_S3 Input Logic LOW

Logic_L

−

−

−

0.8

V

SLP_S5, SLP_S3 Input Current

Ilogic

−

−

−

1.0

mA

GATE DRIVERS

TGDDQ Gate Pull−HIGH Resistance

RH_TG

VCC = 12 V, V(TGDDQ) = 11.9 V

−

3.0

−

W

TGDDQ Gate Pull−LOW Resistance

RL_TG

VCC = 12 V, V(TGDDQ) = 0.1 V

−

2.5

−

W

BGDDQ Gate Pull−HIGH Resistance

RH_BG

VCC = 12 V, V(BGDDQ) = 11.9 V

−

3.0

−

W

BGDDQ Gate Pull−LOW Resistance

RL_BG

VCC = 12 V, V(BGDDQ) = 0.1 V

−

1.3

−

W

TG1P5 Gate Pull−HIGH Resistance

RH_TPG

VCC = 12 V, V(TG1P5) = 11.9 V

−

3.0

−

W

TG1P5 Gate Pull−LOW Resistance

RL_TPG

VCC = 12 V, V(TG1P5) = 0.1 V

−

2.5

−

W

BG1P5 Gate Pull−HIGH Resistance

RH_BPG

VCC = 12 V, V(BG1P5) = 11.9 V

−

3.0

−

W

BG1P5 Gate Pull−LOW Resistance

RL_BPG

VCC = 12 V, V(BG1P5) = 0.1 V

−

1.3

−

W

MCH SWITCHING REGULATOR

VFB1P5 Feedback Voltage, Control Loo

in Regulation

VFB1P5

0.784

0.8

0.816

V

Feedback Input Current

I1P5FB

−

−

−

1.0

mA

Oscillator Frequency

F1P5

−

217

250

283

KHz

Oscillator Ramp Amplitude

dV1P5OSC

(Note 4)

−

1.3

−

Vp−p

Minimum Duty Cycle

Dmin_1P5

−

0

−

−

%

Maximum Duty Cycle

Dmax_1P5

−

−

−

100

%

Soft−Start Pin Current for V1P5 Regulator

ISS2

(Note 4)

3.0

4.0

−

mA

4. Guaranteed by design, not tested in production.