EZ1900

© 1999 SEMTECH CORP.

REGULATOR

BALANCE CONTROLLER

May 27, 1999

652 MITCHELL ROAD NEWBURY PARK CA 91320

3

Non-Slave Mode (Slave Regulator) V

S

Notes:

V

*The EZ1900 operating in the non-slave mode opera-

tion will introduce approximately 3 ohms of resistance

in the voltage set path when selected. The calculated

values are based upon this addition.

V

(Resistor selection in

Ω. See Typical Applications on following pages.)

Slave Mode (Master Regulator) V

M

Notes:

V

Resistor selection is based upon standard table for 1%

resistors.

V

OUT

R3

R4

Calc V

OUT

3.500

130

232

3.494

3.300

115

187

3.293

2.900

133

174

2.895

2.800

137

169

2.801

2.700

137

158

2.700

2.600

121

130

2.600

2.500

115

115

2.506

V

OUT

R1

R2

*Calc V

OUT

3.500

137

243

3.508

3.300

137

221

3.306

2.900

137

178

2.911

2.800

124

150

2.801

2.700

130

147

2.701

2.600

121

127

2.600

2.500

133

137

2.498

Voltage Select

Slave Mode Operation V

V

Non-Slave Mode, V

V

R

R

(50mV to 100mV) / (Total I

Trace resistance of 10m

Ω and above can easily accomodate value

required.

Balanced Current Controller Utilizing EZ108X/EZ158X Series

TYPICAL APPLICATIONS