IC-NZN_11 参数 Datasheet PDF下载

iC-NZN

N-TYPE LASER DIODE DRIVER

nar y

limi

pre

Rev B1, Page 5/17

ELECTRICAL CHARACTERISTICS

Operating Conditions: VDD = 3...5.5 V, VSY = 0 V...VDD, Tj = -20...125 °C, NSLP = hi, CID = lo; unless otherwise stated

Item

No.

001

002

003

004

005

006

007

008

Symbol

Parameter

Conditions

Min.

VDD

VSY

Ioff(VDD)

Idc(VDD)

I(VSY)

Tab

VDDon

Vc()hi

Permissible Supply Voltage

Permissible Supply Voltage at

VSY

Supply Current in VDD

Supply Current in VDD

Supply Current in VSY

Thermal Shutdown Threshold

Power-On Threshold

Clamp Voltage hi at RSI, TTL,

REGE, MD, CI, LDA, NSLP,

IMON

Clamp Voltage hi at LDK

Clamp Voltage lo at VDD, AVG,

MD, IMON, CID, EP, EN, TTL,

VSY, SYN, RGND, RVDD, LDK,

AGND, CI, LDA, RSI, REGE,

NSLP, NERR

I() = 0.1 mA, other pins open, VDD = 0

VSY

≤

VDD

NSLP = lo, all other input pins set to lo

RSI

≥

680

Ω

SYN pin open

130

1.7

0.3

3

3

5

10

Typ.

Max.

5.5

5.5

50

15

10

196

2.8

1.5

V

V

µA

mA

µA

°C

V

V

Unit

Total Device

009

010

011

Vc()hi

Vc()hi

Vc()lo

Clamp Voltage hi to VSY at SYN I() = 1 mA, other pins open, VSY = 0

I() = 1 mA, other pins open

I() = 1 mA, other pins open

0.3

12

-1.5

-0.65

1.5

-0.3

V

V

V

012

101

102

103

104

Vc()hi

V(RSI)

RSI

VLDA

Ierr(LDA)

Clamp Voltage hi at VSY, EP, EN I() = 1 mA, other pins open, VDD = 0

Voltage at RSI

Permissable Resistor at RSI

LDA Voltage Monitor Threshold

VDD = 3...3.5 V

VDD = 4.5...5.5 V

VDD

−

V(LDA), V(RSI) = VDD

430

2.5

0.68

400

400

260

100

V(LDA) = 0 V

VDD = 4.5...5.5 V

VDD = 3...3.5 V

V(LDK) = V(REGE) = V(TTL) = V(EP) = VDD,

V(MD) = 0 V

VDD = 4.5...5.5 V

VDD = 3...3.5 V

RSI = 0.68 KΩ VDD = 5.5 V

NSLP = lo, V(LDA) = VDD

1

460

510

500

520

6

580

9

9

630

880

630

V

mV

kΩ

kΩ

mV

mA

mA

nF

Current Monitor RSI, LDA

Maximum Unlimited current from V(RSI) = VDD;

VDD = 4.5...5.5 V

LDA without error signaling

VDD = 3...3.5 V

105

106

Cmin(LDA) Minimum capacitor needed at

LDA

rILDA

Current Ratio I(LDA)max / I(RSI)

470

430

610

610

107

rILDK

Current Ratio I(LDK)max / I(RSI)

400

480

960

870

630

20

560

mA

kΩ

mV

108

109

201

i(ldk)

Maximum limited current

Rdis(LDA) Discharge Resistor at LDA

V(MD)

Reference

V(MD)

−

V(RGND),

closed control loop

V(RVDD)

−

V(MD) for P-type LD

or ACC

Temperature Drift of Voltage at

MD

V(MD)

−

V(RGND)

Input Voltage Range at EP, EN

Input Differential Voltage at EP,

EN

Differential Input Impedance at

EP, EN

closed control loop

V(EP) = 0 V, V(AVG) = 0 V, N-type LD

TTL = lo, VDD = 3.0...5.5 V

TTL = lo, Vd() = |V(EP) - V(EN)|

TTL = lo

V(EP), V(EN) < VDD

−

1.5 V

460

0.6

200

0.6

3

2

0.8

202

203

301

302

303

304

305

dV(MD)

V(MD)

Vin()

Vd()

R()

Vt(EP)hi

Vt(EP)lo

120

510

560

VDD -

1.4

µV/°C

mV

V

mV

kΩ

V

V

Digital Inputs/Outputs

Input Threshold Voltage hi at EP TTL = hi, EN = open

Input Threshold Voltage lo at EP TTL = hi, EN = open